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Hacker Public Radio

Hacker Public Radio is a podcast that releases shows every weekday
Monday through Friday. Our shows are produced by the community and can
be on any topic that is "of interest to hackers".

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Hacker Public Radio
Nov 22, 2019 Ahuka
audio
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Summary: Looking at an object lesson for proper IT management processes and the cost of failure Series: Privacy and Security Source: http://hackerpublicradio.org/eps.php?id=2950 Original audio: http://archive.org/download/hpr2950/hpr2950_source.flac We previously looked at the NIST Security Framework, which lays out how organizations should manage their network security. That may have seemed a bit dry, so let’s look at this case study to put some flesh on those dry bones. Failing to manage...
Topics: IT Management, Security
Hacker Public Radio
Nov 21, 2019 mightbemike
audio
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Summary: Grin and Beam are two mimblewimble implementations that are very different & we take a look at both Series: Blockchain Source: http://hackerpublicradio.org/eps.php?id=2949 Original audio: http://archive.org/download/hpr2949/hpr2949_source.flac Last time we reviewed the mimblewimble protocol for blockchain networks. This is an innovative protocol focused on privacy and scalability. In this episode we take a closer look at the two major implementations of mimblewimble, called Grin...
Topics: blockchain, privacy
Hacker Public Radio
Nov 20, 2019 tuturto
audio
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Summary: Introduction on HSpec and QuickCheck Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2948 Original audio: http://archive.org/download/hpr2948/hpr2948_source.flac Intro I have liked writing automated tests for a long time, so it’s not a surprise that I end up writing them in Haskell too. This is very broad topic, so this episode only scratches the surface. HSpec HSpec is testing framework that automatically detects tests, like most of the modern systems. It supports...
Topics: haskell, testing, HSpec, QuickCheck
Hacker Public Radio
Nov 19, 2019 mightbemike
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Summary: mimblewimble is a new blockchain protocol for scalability, privacy and fungilbility Series: Blockchain Source: http://hackerpublicradio.org/eps.php?id=2947 Original audio: http://archive.org/download/hpr2947/hpr2947_source.flac Financial privacy is critical for adoption of cryptocurrency as a means of exchange. Individuals worry about employers monitoring their spending details, insurers increasing rates based on purchases and landlords raising rents when they get a promotion....
Topics: blockchain, privacy
Hacker Public Radio
Nov 18, 2019 Ken Fallon
audio
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Summary: Interviews and chat from the UK's largest FLOSS event. Series: Interviews Source: http://hackerpublicradio.org/eps.php?id=2946 Original audio: http://archive.org/download/hpr2946/hpr2946_source.wav beni , Andrew Conway/mcnalu , Timttmy, and Dave at the HPR booth. Michael from Electric Flap Jack Custom Built Guitars, and author of Fretboard Template Generator available on GitHub Perspex template for carving the body and neck. A work in progress. Tools for making guitar, including the...
Topics: OGGCamp, FSFE, Matrix, BlackEdge, mystorm, blackice, fswebcam, android, sshpass
Hacker Public Radio
Nov 15, 2019 Ken Fallon
audio
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Summary: Interviews and chat from the UK's largest FLOSS event. Series: Interviews Source: http://hackerpublicradio.org/eps.php?id=2945 Original audio: http://archive.org/download/hpr2945/hpr2945_source.wav OggCamp is an unconference celebrating Free Culture, Free and Open Source Software, hardware hacking, digital rights, and all manner of collaborative cultural activities and is committed to creating a conference that is as inclusive as possible. This year a team of HPR volunteers hit the...
Topics: OGGCamp, FSFE, Matrix, BlackEdge, mystorm, blackice, fswebcam, android, sshpass
Hacker Public Radio
Nov 14, 2019 Gabriel Evenfire
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Summary: I try to add a bit more basic networking info while writing a quick script for Dave Morris Series: Networking Source: http://hackerpublicradio.org/eps.php?id=2944 Original audio: http://archive.org/download/hpr2944/hpr2944_source.flac Terminology connection - a bi-directional communication channel between two programs over a network client - the initiator of a connection server - the receiver of the connection port - a common term for the address of a program or service on a given...
Topic: command line networking
Hacker Public Radio
Nov 13, 2019 brian
audio
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Summary: quantum harmony Source: http://hackerpublicradio.org/eps.php?id=2943 Original audio: http://archive.org/download/hpr2943/hpr2943_source.flac Thomas Orr Anderson https://www.phisonics.com/about-2/ Find the audio that I listened to here https://www.phisonics.com/podcast-blog-research/ Background sounds provided by some road noise, and a train.
Topic: science
Hacker Public Radio
Nov 12, 2019 Nihilazo
audio
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Summary: A very wooden and scripted episode about why I love the lisp programming language family Source: http://hackerpublicradio.org/eps.php?id=2942 Original audio: http://archive.org/download/hpr2942/hpr2942_source.flac Syntax example (define (fib-rec n) (if ( < n 2) n (+ (fib-rec (- n 1)) (fib-rec (- n 2))))) Structured Editing Parinfer: https://shaunlebron.github.io/parinfer/ Paredit: https://www.emacswiki.org/emacs/ParEdit Clojure libraries core.match (adds pattern matching):...
Topics: lisp, programming
Hacker Public Radio
audio
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Summary: Klaatu introduces Minishift, a local test environment for a single-node cloud Source: http://hackerpublicradio.org/eps.php?id=2941 Original audio: http://archive.org/download/hpr2941/hpr2941_source.flac Learn "the OS of the cloud" with minishift or minikube
Topics: server, container, docker, serverless, cloud, sys admin, kubernetes
Hacker Public Radio
Nov 8, 2019 Ahuka
audio
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Summary: Mastodon is the federated alternative to Twitter. Series: Social Media Source: http://hackerpublicradio.org/eps.php?id=2940 Original audio: http://archive.org/download/hpr2940/hpr2940_source.flac As mentioned earlier, Diaspora was one of the earliest alternative, privacy-respecting social media platforms, but it was focused on being an alternative to Facebook (and it has done this fairly well). But that leaves the other big platform of the social world, Twitter. Mastodon is a nice...
Topics: Fediverse, social media, federated, alternative
Hacker Public Radio
audio
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Summary: This is a 10 step walkthrough of submitting a show to HPR Series: Podcasting HowTo Source: http://hackerpublicradio.org/eps.php?id=2939 Original audio: http://archive.org/download/hpr2939/hpr2939_source.flac Steps Record your episode Go to http://hackerpublicradio.org Click on "Give Shows" Click on "Calendar" (the link is not obvious, so use your browser's find functionality to search for the word "Calendar"). Edit: Please use the ⇧Upload⇧ link in the...
Topics: podcast, hpr, how-to
Hacker Public Radio
Nov 6, 2019 tuturto
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Summary: How to use markov chains to generate names Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2938 Original audio: http://archive.org/download/hpr2938/hpr2938_source.flac Intro In the two previous episodes we built a weighted list and used that to build markov chains. This time we’re going to use them to generate some names based on examples. I’m skipping over a lot of uninteresting code in this episode, concentrating only the parts that deal with names. Idea Person in...
Topics: haskell, markov chains
Hacker Public Radio
Nov 5, 2019 lostnbronx
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Summary: Lostnbronx reviews an old screwball comedy. Series: Lord D Film Reviews Source: http://hackerpublicradio.org/eps.php?id=2937 Original audio: http://archive.org/download/hpr2937/hpr2937_source.flac Original audio: http://archive.org/download/hpr2937/hpr2937_source.wav Ignore the address for the film that I give in the review. Here’s a MUCH better copy than the one I watched. It’s another upload on Archive.org: https://archive.org/details/HisGirlFriday-1940 Boy, I wish I’d found...
Topics: review, film, lord d
Hacker Public Radio
Nov 4, 2019 HPR Volunteers
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Summary: Ken discusses last months shows and talks about OggCamp, FLOSS Weekly, FOSDEM, and Star Wars. Series: HPR Community News Source: http://hackerpublicradio.org/eps.php?id=2936 Original audio: http://archive.org/download/hpr2936/hpr2936_source.wav New hosts Welcome to our new host: Carl . Last Month's Shows Id Day Date Title Host 2912 Tue 2019-10-01 Stardrifter RPG Playtest Part 06 lostnbronx 2913 Wed 2019-10-02 Windows, SDN, and Firewalls Beto 2914 Thu 2019-10-03 Describing how I listen...
Topic: Community News
Hacker Public Radio
Nov 1, 2019 Jeroen Baten
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Summary: The continued introduction into the work of fire fighters Source: http://hackerpublicradio.org/eps.php?id=2935 Original audio: http://archive.org/download/hpr2935/hpr2935_source.flac Continued general basic knowledge of fire fighting. Talking about large water system, breathing gear, “the walk”, flash-over and back-draft.
Topics: fire fighting, fire brigade
Hacker Public Radio
Oct 31, 2019 klaatu
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Summary: Klaatu talks about the unshare and lxc commands Source: http://hackerpublicradio.org/eps.php?id=2934 Original audio: http://archive.org/download/hpr2934/hpr2934_source.ogg Namespaces provide context and constraints for processes on a Linux system. They are utilised by the infrastructure of "the cloud" to create distinct "containers", in which processes may run without awareness of the system they are actually running upon. // prove you are not running some process $...
Topics: server, container, docker, serverless, cloud, sys admin, kubernetes
Hacker Public Radio
audio
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Summary: In this series a do whirl wind tour of the Python code I developed for my PifaceCAD board Series: A Little Bit of Python Source: http://hackerpublicradio.org/eps.php?id=2933 Original audio: http://archive.org/download/hpr2933/hpr2933_source.flac In this series a do whirl wind tour of the Python code I developed to control my PifaceCAD raspberry pi add on board. I this use to control a music player running on a remote raspberry pi upstairs. In this episode I cover my use of global...
Topics: Podcasts, Linux, Command Line, Python, Raspberry Pi
Hacker Public Radio
Oct 29, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2932 Original audio: http://archive.org/download/hpr2932/hpr2932_source.flac This episode is Part 10 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Oct 28, 2019 b-yeezi
audio
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Summary: In this episode, I describes my trials and eventual triumph in installing Wallabag Source: http://hackerpublicradio.org/eps.php?id=2931 Original audio: http://archive.org/download/hpr2931/hpr2931_source.flac Addendum I forgot to mention that Wallabag is also offered as a service for a small fee. Check out the website for more information. Links Wallabag website Wallabag documentation Wallabag on Docker Hub Cockpit website
Topics: self-hosted, docker
Hacker Public Radio
Oct 25, 2019 Ahuka
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Summary: Diaspora was the original alternative platform when it went up against Facebook. Series: Social Media Source: http://hackerpublicradio.org/eps.php?id=2930 Original audio: http://archive.org/download/hpr2930/hpr2930_source.flac I don’t know if Diaspora was the first of the alternatives to come along, but it was certainly the first I was aware of. It got a lot of attention for the college students who first put it together (and remember that Facebook was originally created by a college...
Topics: social media, alternative, federated, Fediverse
Hacker Public Radio
Oct 24, 2019 Jon Kulp
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Summary: I talk about recovering the files from my wife's dead MacBook Air using an Ubuntu Live CD. Source: http://hackerpublicradio.org/eps.php?id=2929 Original audio: http://archive.org/download/hpr2929/hpr2929_source.mp3 I talk about becoming a household hero by recovering my wife's files from her dead MacBook Air. Her laptop would not boot, shutting down seconds into the process each time she tried to start it up. I used an Ubuntu Live CD (DVD), with the commands fdisk and fsck to repair...
Topics: Ubuntu, Mac OSX, File Recovery, Filesystem Repair
Hacker Public Radio
Oct 23, 2019 tuturto
audio
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Summary: How to build markov chains with Haskell Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2928 Original audio: http://archive.org/download/hpr2928/hpr2928_source.flac Intro Last time we built a weighted list, this time we’re using that to build markov chains. Wikipedia states that “A Markov chain is a stochastic model describing a sequence of possible events in which the probability of each event depends only on the state attained in the previous event.” and that...
Topics: markov chains, Haskell
Hacker Public Radio
Oct 22, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2927 Original audio: http://archive.org/download/hpr2927/hpr2927_source.flac This episode is Part 9 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Oct 21, 2019 Tony Hughes AKA TonyH1212
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Summary: Just a short show to request support for one of the Linux communities longest standing Magazines Source: http://hackerpublicradio.org/eps.php?id=2926 Original audio: http://archive.org/download/hpr2926/hpr2926_source.flac Hi Everyone in HPR land this is Tony Hughes coming to you from Studio B at Woodbrooke Quaker Study Centre in Birmingham in the UK, where I am currently staying for a week of voluntary work. The reason for this short episode is to talk about a community magazine that I...
Topics: Full Circle Magazine, Ubuntu, Linux, Free Magazine, Creative Commons
Hacker Public Radio
Oct 18, 2019 Honkeymagoo
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Summary: We are here tonight to share memories of our friend Donald Grier aka FiftyOneFifty. Source: http://hackerpublicradio.org/eps.php?id=2925 Original audio: http://archive.org/download/hpr2925/hpr2925_source.ogg LinuxLugCast Memorial We are here tonight to share memories of our friend Donald Grier aka FiftyOneFifty Fifty was involved with many podcast over the years Obviously LinuxLugCast http://www.linuxlugcast.com https://archive.org/search.php?query=linuxlugcast Hacker Public Radio...
Topics: LinuxLugCast, FiftyOneFifty, Memorial, Syndication
Hacker Public Radio
Oct 17, 2019 Jon Kulp
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Summary: I talk about installing a resistor in the speaker wire of an alarm clock so it won't be so loud Source: http://hackerpublicradio.org/eps.php?id=2924 Original audio: http://archive.org/download/hpr2924/hpr2924_source.mp3 The alarm clock on my bedside table had a very loud alarm—so loud that it scared me and made my heart race when it went off. I know you're thinking I should just use an alarm on my phone, but for whatever reason I wanted to use the alarm clock. In this episode I talk...
Topics: clocks, electronics, decibels, noise levels, alarm clocks, alarms
Hacker Public Radio
Oct 16, 2019 MrX
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Summary: In this episode I cover how I use my 2nd add on board the PiFace Control and Display Source: http://hackerpublicradio.org/eps.php?id=2923 Original audio: http://archive.org/download/hpr2923/hpr2923_source.flac Below are examples of messages shown on the screen during operation System Up (Unfortunately I didn’t get a picture of this message) Shows the unit waiting to get a wi-fi connection and get given an IP address. Unit goes to the HPR site and gets the number of days to free slot...
Topics: Audio, Podcasts, Linux, Command Line, Python, Raspberry Pi
Hacker Public Radio
Oct 15, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2922 Original audio: http://archive.org/download/hpr2922/hpr2922_source.flac This episode is Part 8 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Oct 14, 2019 thelovebug
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Summary: Dave and his family take a wander around a wood looking for Geocaches Source: http://hackerpublicradio.org/eps.php?id=2921 Original audio: http://archive.org/download/hpr2921/hpr2921_source.flac In this episode, Dave and his family wander the paths of Sandall Beat Wood in Doncaster to participate in the game of Geocaching . During this time, which demonstrates an unusual level of failure in us playing the game, we try and explain what the game is all about. No, not The Game ... As I...
Topics: geocaching, outdoors, family
Hacker Public Radio
Oct 11, 2019 Ahuka
audio
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Summary: MeWe was advertised as another popular alternative to Google Plus. Series: Social Media Source: http://hackerpublicradio.org/eps.php?id=2920 Original audio: http://archive.org/download/hpr2920/hpr2920_source.flac MeWe is another platform that was advertised to users left high-and-dry by the closure of Google Plus. It is not federated, but does make strong claims of privacy protection, and is the slickest alternative I have seen to Google Plus. So when Google Plus disappeared, many...
Topics: social media, alternative
Hacker Public Radio
Oct 10, 2019 Jezra
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Summary: boats are awesome, but might lead to hosting software in the HPR show notes Series: Programming 101 Source: http://hackerpublicradio.org/eps.php?id=2919 Original audio: http://archive.org/download/hpr2919/hpr2919_source.ogg #!/usr/bin/env python import urllib.request import json import re import subprocess # see https://www.weather.gov/documentation/services-web-api #where are we? GPS coordinates lat = 39.275235 lon = -120.9199507 #what is the user agent string? agent = "Jezra's...
Topics: canoe, ptython, api, weather
Hacker Public Radio
Oct 9, 2019 tuturto
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Summary: How to selected random item from weighted list using Haskell Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2918 Original audio: http://archive.org/download/hpr2918/hpr2918_source.flac Intro We’re going to have a look how to select random item from weighted list. There isn’t that much code this time, but it certainly took many tries to get it working and looking nice. Analogy Imagine stack of building blocks of different heights stacked on top of each other. Height...
Topics: haskell, random, monad
Hacker Public Radio
Oct 8, 2019 lostnbronx
audio
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comment 0
Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2917 Original audio: http://archive.org/download/hpr2917/hpr2917_source.flac This episode is Part 7 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Oct 7, 2019 HPR Volunteers
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Summary: HPR Volunteers talk about shows released and comments posted in September 2019 Series: HPR Community News Source: http://hackerpublicradio.org/eps.php?id=2916 Original audio: http://archive.org/download/hpr2916/hpr2916_source.wav New hosts There were no new hosts this month. Last Month's Shows Id Day Date Title Host 2891 Mon 2019-09-02 HPR Community News for August 2019 HPR Volunteers 2892 Tue 2019-09-03 Stardrifter RPG Playtest Part 02 lostnbronx 2893 Wed 2019-09-04 Whats in the box!...
Topic: Community News
Hacker Public Radio
Oct 4, 2019 Carl
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Summary: My first HPR episode. A bit of an intro and then a description of my recording setup. Source: http://hackerpublicradio.org/eps.php?id=2915 Original audio: http://archive.org/download/hpr2915/hpr2915_source.flac I discuss loading Fedora on various bits of older hardware and devise a plan to turn one of those bits of older hardware into a dedicated headless audio processor using its firewire port to keep yet another older piece of hardware alive: a Yamaha GO46 audio interface. Having...
Topics: Fedora, Firewire, Audio Interface
Hacker Public Radio
Oct 3, 2019 MrX
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Summary: In this episode I cover my 2nd add on board for the raspberry pi Source: http://hackerpublicradio.org/eps.php?id=2914 Original audio: http://archive.org/download/hpr2914/hpr2914_source.flac PiFace Control and Display http://www.piface.org.uk/products/piface_control_and_display/ How to fit, setup and install the required software for your Raspberry Pi running the Raspbian Operating system http://www.piface.org.uk/guides/setting_up_pifacecad/fitting_PiFace_Control_and_Display/ Pictures...
Topics: Audio, Podcasts, Linux, Raspberry Pi, hardware, electronics, projects
Hacker Public Radio
Oct 2, 2019 Beto
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Summary: Being a Windows User for the past 3 years, Information on SDN, and a DIY approach to a home Firewall Series: Networking Source: http://hackerpublicradio.org/eps.php?id=2913 Original audio: http://archive.org/download/hpr2913/hpr2913_source.flac Intro Last Upload was hpr1468 March 19, 2014 python >>> print (D.today() - D(2014, 3, 19)).days 1999 >>> 2000/365 5 https://unix.stackexchange.com/questions/24626/quickly-calculate-date-differences In the last 5 years: Traveled...
Topics: Windows, Firewalls, SDN
Hacker Public Radio
Oct 1, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2912 Original audio: http://archive.org/download/hpr2912/hpr2912_source.flac This episode is Part 6 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. The remaining episodes in this mini-series,...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Sep 30, 2019 Jezra
audio
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Summary: a bloviated harang with a smattering of spewed expetives, while describing available ISPs Source: http://hackerpublicradio.org/eps.php?id=2911 Original audio: http://archive.org/download/hpr2911/hpr2911_source.ogg Any notes for this episode should probably contain links to the ISPs mentioned in the show. Since I do not wish to harm any listeners, I have opted to not include links to evil ISPs.
Topics: internet service, satellite
Hacker Public Radio
Sep 27, 2019 Ahuka
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Summary: Pluspora was advertised as the federated alternative to Google Plus. Series: Social Media Source: http://hackerpublicradio.org/eps.php?id=2910 Original audio: http://archive.org/download/hpr2910/hpr2910_source.flac Pluspora is an instance of the Diaspora software that was specifically designed to appeal to users of Google Plus. So when Google Plus disappeared, many people moved over to this platform. https://www.zwilnik.com/?page_id=1027 Links: https://pluspora.com/...
Topics: Fediverse, social media, federated
Hacker Public Radio
Sep 26, 2019 Gabriel Evenfire
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Summary: This show discusses basic principles of networks and how to send data using ONICS Series: Networking Source: http://hackerpublicradio.org/eps.php?id=2909 Original audio: http://archive.org/download/hpr2909/hpr2909_source.flac Theory In this episode I decided to take a slight diversion into networking fundamentals. As before, if you want to learn more about installing the ONICS tool suite, go back and listen to HPR 2882. There are three key concepts to understand about modern networks....
Topics: command-line, networking, basics
Hacker Public Radio
Sep 25, 2019 tuturto
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Summary: tuturto talks about modeling opinions Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2908 Original audio: http://archive.org/download/hpr2908/hpr2908_source.flac We continue with people, this time focusing on opinions. This episode has somewhat more code than previous one, so following along with the shownotes might be a good idea. I’m trying to minimize amount of code I read out aloud. Intro One person’s opinion of another is expressed as OpinionScore that ranges...
Topics: haskell, game development
Hacker Public Radio
Sep 24, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2907 Original audio: http://archive.org/download/hpr2907/hpr2907_source.flac This episode is Part 5 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Sep 23, 2019 b-yeezi
audio
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Summary: In this episode, I explain feature engineering, and how it can be used to make decisions Source: http://hackerpublicradio.org/eps.php?id=2906 Original audio: http://archive.org/download/hpr2906/hpr2906_source.flac Example of the input data Client name Date ordered Client 1 2019-01-01 Client 1 2019-01-01 Client 3 2019-01-01 Client 3 2019-01-01 Example of the engineered features Client name volume last order date first order date days since last order Client 1 292 2019-09-03 2015-03-04...
Topic: data
Hacker Public Radio
Sep 20, 2019 Dave Morriss
audio
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Summary: Dave Morriss and MrX meet up and record a conversation Source: http://hackerpublicradio.org/eps.php?id=2905 Original audio: http://archive.org/download/hpr2905/hpr2905_source.flac Introduction Two HPR hosts who live in the Edinburgh locality in Scotland met on Saturday 24 th August for a chat. The hosts are: MrX - first HPR show “Hobbies” on 2012-01-27 Dave Morriss - first HPR show “Useful Vim Plugins” on 2012-10-05 Some of the meeting was recorded and is presented here....
Topics: HPR, hosts, meeting, Dave Morriss, MrX
Hacker Public Radio
Sep 19, 2019 klaatu
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Summary: Quick tip on how to shorten an URL without a silly SaaS Source: http://hackerpublicradio.org/eps.php?id=2904 Original audio: http://archive.org/download/hpr2904/hpr2904_source.flac Make a directory to house your shortened URLs. $ ssh example.com mkdir public_html/u On demand, create a subdirectory for the shortened URL you want to create. $ ssh example.com mkdir public_html/u/hpr Create an HTTP redirect in an index.html file. $ ssh example.com echo ""Shortened URL""...
Topics: html, url shortner
Hacker Public Radio
Sep 18, 2019 JWP
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Summary: Persistent memory (PMEM), also known as storage-class memory Source: http://hackerpublicradio.org/eps.php?id=2903 Original audio: http://archive.org/download/hpr2903/hpr2903_source.mp3 What is persistent memory? In brief, PMEM is next generation memory technology whose data transfer speed is as good as DRAM (50-300 ns, 100 times faster than SSDs) and unlike DRAM, it can even retain the data after reboots. In detail persistent memory (PMEM) is a solid-state high-performance...
Topics: Pmem, intel, memory, storage
Hacker Public Radio
Sep 17, 2019 lostnbronx
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2902 Original audio: http://archive.org/download/hpr2902/hpr2902_source.flac This episode is Part 4 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Sep 16, 2019 MrX
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Summary: In this episode I cover the 1st add-on board I purchased for one of my raspberry pi's Source: http://hackerpublicradio.org/eps.php?id=2901 Original audio: http://archive.org/download/hpr2901/hpr2901_source.flac In this series I cover how I listen to podcasts and how the process has changed over the years. In this episode I cover the 1st add-on board I purchased for one of my raspberry pi’s I then go on to explain what I do with it. Raspberry pi...
Topics: Audio, Podcasts, Linux, Command Line, hardware, electronics, Raspberry Pi
Hacker Public Radio
Sep 13, 2019 Ahuka
audio
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Summary: We don't have to use Twitter and Facebook. There are alternatives. Source: http://hackerpublicradio.org/eps.php?id=2900 Original audio: http://archive.org/download/hpr2900/hpr2900_source.flac While many people like to use social media, platforms like Twitter and Facebook are very unsatisfying, not to mention inimical to your security and privacy. Fortunately there are alternatives we can try, and in this series I want to explore a few of them. https://www.zwilnik.com/?page_id=1025...
Topics: Fediverse, social media, federated
Hacker Public Radio
Sep 12, 2019 Tony Hughes AKA TonyH1212
audio
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Summary: A quick show introducing Endeavour OS Source: http://hackerpublicradio.org/eps.php?id=2899 Original audio: http://archive.org/download/hpr2899/hpr2899_source.flac Hi to all you out there in HPR land, this is a quick show to help out with the current summer shortage of shows. So over the last few months I’ve been busy with my new Podcasting career, well it fills in the time now I’m retired. Anyway the Distro-hoppers show has been getting a regular audience and recently we decided to...
Topics: EndeavourOS, Linux, Arch Linux, Distrohopping
Hacker Public Radio
Sep 11, 2019 tuturto
audio
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Summary: tuturto talks how they approach modeling people in space game Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2898 Original audio: http://archive.org/download/hpr2898/hpr2898_source.flac People are what makes dynasty simulators interesting and this episode will be about them. There isn’t much code this time, mainly just how data is organized. Topic is long and split over several episodes. Some people in game are controlled by computer, while some are controlled by...
Topics: modeling, data
Hacker Public Radio
Sep 10, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2897 Original audio: http://archive.org/download/hpr2897/hpr2897_source.flac This episode is Part 3 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Sep 9, 2019 JWP
audio
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Summary: A general overview of the Orange PI Zero LTS Source: http://hackerpublicradio.org/eps.php?id=2896 Original audio: http://archive.org/download/hpr2896/hpr2896_source.mp3 A general overview of the Orange PI Zero LTS version http://www.orangepi.org/orangepizerolts/ https://www.geeky-gadgets.com/raspberry-pi-alternative-12-08-2019/ This is the one I really liked https://www.cnx-software.com/2019/07/31/buy-orange-pi-zero-lts-sbc/ This is were the software is https://www.armbian.org
Topics: Raspberry PI, OrangePI, Armbian, Hobby Computing, VNC
Hacker Public Radio
Sep 6, 2019 Jeroen Baten
audio
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Summary: The continued introduction into the work of fire fighters Source: http://hackerpublicradio.org/eps.php?id=2895 Original audio: http://archive.org/download/hpr2895/hpr2895_source.flac Continued general basic knowledge of fire fighting. Also an extended invitation to ask questions in the comments. ps: I started making podcasts one year ago! o/
Topics: fire fighting, fire brigade
Hacker Public Radio
Sep 5, 2019 Jon Kulp
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Summary: I talked about repairing the case for a Vietnamese Dan Tranh Source: http://hackerpublicradio.org/eps.php?id=2894 Original audio: http://archive.org/download/hpr2894/hpr2894_source.mp3 In this episode I talk about repairing the case for a Vietnamese Đàn tranh, a zither-like instrument which was donated to the School of Music by a member of the community. I also demonstrate the instrument as best I can so that you can hear what it sounds like. See the Flickr photo album that...
Topics: Music, Musical Instruments, Repairs, DIY, Vietnamese Stringed Instruments
Hacker Public Radio
Sep 4, 2019 NYbill
audio
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Summary: NYbill finishes a guitar pedal kit Timttmy sent him. Series: Hobby Electronics Source: http://hackerpublicradio.org/eps.php?id=2893 Original audio: http://archive.org/download/hpr2893/hpr2893_source.flac In this short follow up episode NYbill troubleshoots the Tremlo guitar kit Timttmy sent him. Here is a hint, there were two problems, not just one. Pics for the episode: http://media.gunmonkeynet.net/u/nybill/collection/whats-in-the-box-part-2/
Topics: guitar, pedal, tremlo, kit, DIY, soldering
Hacker Public Radio
Sep 3, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2892 Original audio: http://archive.org/download/hpr2892/hpr2892_source.flac This episode is Part 2 of the Stardrifter role-playing game playtest. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites, then edited down into separate episodes. This series is meant to give listeners some...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Sep 2, 2019 HPR Volunteers
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Summary: HPR Volunteers talk about shows released and comments posted in August 2019 Series: HPR Community News Source: http://hackerpublicradio.org/eps.php?id=2891 Original audio: http://archive.org/download/hpr2891/hpr2891_source.flac New hosts There were no new hosts this month. Last Month's Shows Id Day Date Title Host 2869 Thu 2019-08-01 building a bike, following in John Kulp's footsteps Brian in Ohio 2870 Fri 2019-08-02 Hierarchy of Evidence Ahuka 2871 Mon 2019-08-05 HPR Community News...
Topic: Community News
Hacker Public Radio
Aug 30, 2019 Ahuka
audio
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Summary: Penguicon 2019 took place on May 3-5, 2018 in Southfield, Michigan Series: Penguicon Source: http://hackerpublicradio.org/eps.php?id=2890 Original audio: http://archive.org/download/hpr2890/hpr2890_source.flac Penguicon 2019 is a combined technology and science fiction convention in Southfield, Michigan, a suburb of Detroit, and presents over 500 hours of programming over the entire weekend. Of this, around 100 hours are open source, tech-related. In this episode I tell you about my...
Topics: Penguicon, Open Source, Convention
Hacker Public Radio
Aug 29, 2019 MrX
audio
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Summary: In this episode I cover the hardware I've used over the years to listen to podcasts. Source: http://hackerpublicradio.org/eps.php?id=2889 Original audio: http://archive.org/download/hpr2889/hpr2889_source.flac Short Summary In this series I cover how I listen to podcasts and how the process has change over the years. In this episode I cover the hardware I’ve used over the years to listen to podcasts. Link to HPR 2112 (Home Server) episode mentioned in this podcast...
Topics: Audio, Podcasts, Linux, Command Line, PDA, hardware
Hacker Public Radio
Aug 28, 2019 tuturto
audio
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Summary: tuturto talks about one of their favourite features in Haskell Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2888 Original audio: http://archive.org/download/hpr2888/hpr2888_source.flac Pattern matching is one of those features of Haskell that immediately got me interested as it reduces amount of branching inside of functions I write. Basic idea is that if value constructors are for making data, pattern matching is for taking it apart. First example is a function that...
Topic: pattern matching
Hacker Public Radio
Aug 27, 2019 lostnbronx
audio
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Summary: Lostnbronx and friends playtest a new, original RPG system. Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2887 Original audio: http://archive.org/download/hpr2887/hpr2887_source.flac This episode begins a limited series covering the first playtest of a new role-playing game, based upon my Stardrifter series of books and short stories. The series is composed of two playtest sessions, held earlier this year. They were recorded and chopped into manageable bites,...
Topics: rpg, gaming, stardrifter, game construction, playtest
Hacker Public Radio
Aug 26, 2019 operat0r
audio
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Summary: Thoughts around IT and Information Security Source: http://hackerpublicradio.org/eps.php?id=2886 Original audio: http://archive.org/download/hpr2886/hpr2886_source.mp3 In todays show, operat0r shares his personal thoughts around information security and getting into the field. He also talks about ways to get support from your local community.
Topics: information security, careers
Hacker Public Radio
Aug 23, 2019 Gabriel Evenfire
audio
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Summary: In this episode I discuss commands to filter and/or extract packets from a packet trace file. Series: Networking Source: http://hackerpublicradio.org/eps.php?id=2885 Original audio: http://archive.org/download/hpr2885/hpr2885_source.flac In this episode we'll talk about filtering and dissecting packet traces and streams and introduce diffing. Remember that most tools have very flexible options for a variety of use cases. So check their manpages. Each man page also has multiple examples...
Topics: networking, command-line, tools
Hacker Public Radio
audio
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Summary: I demonstrate the use of a vintage home studio device Source: http://hackerpublicradio.org/eps.php?id=2884 Original audio: http://archive.org/download/hpr2884/hpr2884_source.mp3 I discuss and demonstrate the latest retro gadget I found at the flea market last weekend, a TASCAM Porta 02 MiniStudio 4-Track Cassette Recorder. It was in a bin full of junk—filthy, lacking its power supply, and I got it for only $5. I hacked a power supply, disassembled it completely, washed everything...
Topics: Multi-Track Recording, Recording Devices, Home Recording Studios, Cassette Tapes, Vintage Recording
Hacker Public Radio
Aug 21, 2019 tuturto
audio
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Summary: tuturto talks about their childhood game pass the pigs Series: Tabletop Gaming Source: http://hackerpublicradio.org/eps.php?id=2883 Original audio: http://archive.org/download/hpr2883/hpr2883_source.flac For more information, have a look at https://boardgamegeek.com/boardgame/2593/pass-pigs
Topic: dice game
Hacker Public Radio
Aug 20, 2019 Gabriel Evenfire
audio
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Summary: In this episode I review some basic commands for manipulating packet captures Series: Networking Source: http://hackerpublicradio.org/eps.php?id=2882 Original audio: http://archive.org/download/hpr2882/hpr2882_source.flac Background It's been about 6 years since I talked about my project ONICS in HPR 1350 ONICS stands for Open Network Inpection Command Suite I created ONICS as because I thought it would be neat to have a suite of tools that could manipulate packets on the command line...
Topics: networking, command-line, tools
Hacker Public Radio
Aug 19, 2019 Ken Fallon
audio
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Summary: Inspired by a Jon Kulp show, Ken splits a large recording based on silence between tracks Source: http://hackerpublicradio.org/eps.php?id=2881 Original audio: http://archive.org/download/hpr2881/hpr2881_source.flac In this show Ken, recalls hpr1771 :: Audacity: Label Tracks by Jon Kulp to add Labels to an large audio file. Tidy up the audio to the point where you are happy with it, but do not truncate silence. Find the first break in the audio and check how long it is. In my case it...
Topics: Audacity, hpr1771, Detect Silence, Split Track, Label
Hacker Public Radio
Aug 16, 2019 Ahuka
audio
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Summary: We've developed the standards to judge, so now let's do an example! Series: Health and Healthcare Source: http://hackerpublicradio.org/eps.php?id=2880 Original audio: http://archive.org/download/hpr2880/hpr2880_source.flac We take the ideas we have developed over the previous episodes and use them to evaluate a a study I found online. These are things anyone can do with just a little work on Google, and the payoff is to have a good idea of whether or not you are looking at a quality...
Topics: Health, Medicine, Evidence, Science, Studies
Hacker Public Radio
Aug 15, 2019 MrX
audio
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Summary: This episode badly covers the console audio player moc. Source: http://hackerpublicradio.org/eps.php?id=2879 Original audio: http://archive.org/download/hpr2879/hpr2879_source.flac In this series I cover how I listen to podcasts and how the process has change over the years. This episode badly covers the console audio player moc . Link to HPR 2112 (Home Server) episode mentioned in this podcast http://hackerpublicradio.org/eps.php?id=2112 My first MP3 player was a Jelly Bean shaped MP3...
Topics: Audio, Podcasts, Linux, Ncurses
Hacker Public Radio
Aug 14, 2019 tuturto
audio
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Summary: tuturto explains what type classes are and how to use them Series: Haskell Source: http://hackerpublicradio.org/eps.php?id=2878 Original audio: http://archive.org/download/hpr2878/hpr2878_source.flac Background Type classes are Haskell’s way of doing ad hoc polymorphics or overloading. They are used to defined set of functions that can operate more than one specific type of data. Equality In Haskell there’s no default equality, it has to be defined. There’s two parts to the...
Topic: type class
Hacker Public Radio
Aug 13, 2019 Dave Morriss
audio
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Summary: Zenity is a rather cool program that will display GTK+ dialogs from a script Series: Bash Scripting Source: http://hackerpublicradio.org/eps.php?id=2877 Original audio: http://archive.org/download/hpr2877/hpr2877_source.flac Overview I use pdmenu a lot to help me do work on my main desktop PC. I did an HPR show on pdmenu on 13 December 2017 and the author Joey Hess responded in show 2459 . In the intervening time I have also integrated Zenity into my menus. This is a GUI tool which...
Topics: zenity, Bash scripting, pdmenu, GTK+
Hacker Public Radio
Aug 12, 2019 Windigo
audio
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Summary: A favorite recipe, dictated while it is cooked. Source: http://hackerpublicradio.org/eps.php?id=2876 Original audio: http://archive.org/download/hpr2876/hpr2876_source.flac This recipe has been heavily adapted from one I received from Hello Fresh - credit where credit's due! Ingredients: 1 lb (500g) Sausage (chicken or pork works) 1 ½ cups (192g) Orzo 2 tbsp (40g) Butter Olive oil Zucchini Shallot 1 - 2 tbsp (20-40g) Italian Seasoning Pepper 2 cups (475ml) water 1 tsp (4g) stock...
Topics: food, cooking