The Changelog: Software Development, Open Source

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Software's best weekly news brief, deep technical interviews & talk show.

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Mar 30, 2011 · 45 min
Erlang, CouchBase, merging with Membase (Interview)
Wynn sat down with Chris Anderson from CouchBase to talk about CouchDB, the merger with Membase, Erlang, and bringing NoSQL to PHPers. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Chris Anderson – GitHub, X Wynn Netherland – GitHub, X Show Notes: Chris Anderson is a Couchbase cofounder, Mobile Architect, CouchDB committer, new dad The CouchDB music video (served up from CouchDB no less) Chris sings the official CouchDB theme song to kick off Episode 0.1.8 Apache CouchDb is a distributed, fault-tolerant and schema-free document-oriented database accessible via a RESTful HTTP/JSON API. Damien Katz is the creator of CouchDB. CouchBase was formed from merging Membase and CouchOne Chris is one of the rare CFOs with a GitHub account CouchBase makes the case for NoSQL Membase Server currently uses Sqlite under the hood, but will be swapped out for Couch’s storage engine soon Mobile Couchbase runs on iOS and brings Couch to your mobile device CouchApps are JavaScript and HTML5 applications served directly from CouchDB. Zynga makers of Farmville use Membase The CouchApp toolkit is now maintained by Benoît Chesneau Aaron Miller led the charge to get Erlang on iOS, changing dynamic linking to static linking. SpiderMonkey was included iOS for CouchMobile and its JIT compiler made it preferable to V8 or Nitro for Couch tasks. GeoCouch adds geospatial features to CouchDB Chris outlines the distinctives for Couch’s incremental Map/Reduce Jason Smith in Thailand keeps the lights on for CouchBase hosting solutions Cloudant offers hosting for Couch in the cloud Wynn wants to see integration for CouchBase and Appcelerator Titanium Todd Anderson has a great tutorial on using jQuery mobile and CouchDB Damien Katz is Chris’ programming hero Chris says working with Jan Lehnardt is a blast Be sure and check out CouchDB - The Definitive Guide by Chris, Jan, and Noah Something missing or broken? PRs welcome!
Mar 22, 2011 · 49 min
Formalize and News Roundup "Design Edition" (Interview)
Adam and Wynn were joined by Nathan Smith, creator of 960.gs to talk about his new project Formalize and the latest news on The Changelog. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: Nathan Smith, front end dev, speaker, and author 960 Grid System is a versatile CSS grid framework Formalize teaches your forms some manners An exhaustive list of HTML5 cross-browser polyfills Formalize even comes with Sass support out of the box Compass’s CSS3 module is powerful Wynn <3 Mustache Adam writes Sass but converts his stylesheets to SCSS for those who prefer it Haml means never looking for a missing </div> ever again The Changelog on Convore HSLPicker - Most excellent color picker for your enjoyment Fancy buttons makes your buttons fancy with CSS Octopress is a blogging framework for hackers Brandon was on Episode 0.1.7 on open source publishing Nesta CMS is our favorite Ruby CMS reveal: jQuery modal for HTML5 and data attributes Zurb’s CSS playground is awesome rawler: Crawl your website and find broken links with Ruby Inception explained in C code JavaScript version of the Inception code, demonstrating console.group BeerCamp 2011 site design is fun (scroll all the way down) compass-magick: Extend Sass with power of ImageMagick jQuery Mobile Alpha 3 released Nathan recently spoke at DrupalCon in Chicago on his jQuery desktop project Adam is tickled SourceForge runs Grid Coordinates The Open Government project demonstrates how the space is growing Stylus from LearnBoost brings Node.js-flavored CSS preprocessing Zeldman on designers who can’t code Adam loves the work of Mike Kus Wynn’s rant should be read as ten things you can do to spread the word about your open source project Wynn’s post actually spurred Nathan to create a homepage at Formalize.me Ryan Bates’ Railscasts are awesome Jenkins née Hudson almost became Alfred Nathan loves Alfred app Adam and Wynn are on Team Launchbar Nathan stumbled across a really neat way to target Firefox in CSS Something missing or broken? PRs welcome!
Mar 16, 2011 · 1 hr 2 min
Serve, RadiantCMS, Design and Prototyping (Interview)
Adam sat down with Designer/Developer John Long, creator of RadiantCMS about his new project Serve, design, and running a successful open source project. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X Show Notes: John Long of Wiseheart design Serve is a rapid prototyping framework for web applications John created RadiantCMS, later extended by Sean Cribbs Radiant led John to a relationship with Pragmatic Programmers and formation of a Ruby Visual Identity team Serve is basically the Rails View layer, sans the Model and Controller. Serve’s makes it easier to use URLs that end in a / instead of file extension Serve’s view helper are Rails compatible Serve is Rack under the hood Acoustic is Django-inspired and aims to be between Sinatra and Rails “What Rails can learn from Django” Running a successful open source project can take over your life In the early days of Radiant, Subversion made it difficult to accept community contributions Git and GitHub has increased community participation Use Compass’s CSS3 module and save your sanity Compass can change your design workflow Fancy Buttons is a Compass plugin to easily create image-less buttons Grab the code for Adam’s nifty Serve bootstrap, which adds easy support for Haml, Sass, Compass, and more. Join the newly created Serve Users group Something missing or broken? PRs welcome!
Mar 9, 2011 · 35 min
MongoDB, NoSQL, Web Scale (Interview)
Steve and Wynn sat down with Eliot Horowitz from 10gen to talk about MongoDB, the NoSQL landscape, and the fun of building at Web Scale. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Wynn Netherland – GitHub, X Steve Klabnik – Website, GitHub, X Show Notes: Eliot Horowitz CTO and Co-Founder of 10gen Dwight Merriman CEO & Co-Founder at 10gen NoSQL is a loose term for Key Value Stores, Graph Databases, and Document Databases MongoDB still has a large roadmap ahead MongoDB was first featured on The Changelog over a year ago Single server durability tops the list of new additions in 1.8 Replica sets are an elaboration on the existing master/slave replication, adding automatic failover and automatic recovery of member nodes Shutterfly and Foursquare boast some of the largest MongoDB implemenation MongoDB’s sharding enables horizontal scaling across multiple nodes. Mongo vs. Riak (and other Dynamo inspired stores) Full vs. eventual consistency Compound indexes Increment operations Be sure and check out our Riak interviews: Part 1 and Part 2 Mongo vs. CouchDB Couch uses Map/Reduce views Couch has great master-master replication Couch runs on mobile Mongo’s sharding is closer to a relational database Mongo’s Geo features now support more precise, spherical geospatial indexing Mongo shines at User profiles CMS data Mongo enjoys wide language binding support Eliot and 10gen think the Web Scale meme is all in good fun BSON [bee · sahn], short for Binary JSON, is a binary-encoded serialization of JSON-like documents Our interview with Douglas Crockford on JSON MongoDB 2.0 will be focusing on concurrency, aggregation, online compaction, and TTL temporal collections Eliot likes Racket when he’s not slinging C. Linus Torvalds is one of Eliot’s heroes Something missing or broken? PRs welcome!
Mar 1, 2011 · 43 min
Ruby, Rails, the Cloud (Interview)
Steve and Wynn caught up with Dr. Nic from Engine Yard to talk about the cloud, Jenkins, Ruby, and lowering the barrier of entry for learning Rails on Windows. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Wynn Netherland – GitHub, X Steve Klabnik – Website, GitHub, X Show Notes: Catch up with us at Red Dirt Ruby Conf Steve will be at Codeconf Kenneth will be covering PyCon 2011 Thanks for putting up with us for 50 episodes! Dr. Nic Williams is Developer Advocate at Engine Yard has a ton of open source projects Engine Yard uses Amazon AWS and Terremark Dr. Nic actively and aggressively abandons most of his 154 public repos and feels good about it due to Git and GitHub Steve maintains a couple of projects from _why Dr. Nic liked how Jamis Buck declared he abandoned Capistrano Dr. Nic prefers TextMate instead of “1960s technology” Steve likes Janus for Vim Steve asks about Redcar Engine Yard has partnered with Appcelerator for mobile app developers Dr. Nic helps maintain Rails Installer, the easiest way to get up and running with Ruby on Rails. For Windows. Mac and Linux coming soon. Luis Lavena and Charles Nutter are core to the Ruby community “If you have to put the shortcuts on a coffee mug!” - Dr. Nic on Vim Jeremy Ashkenas from DocumentCloud is a regular on The Changelog for projects like Docco, CloudCrowd, Underscore.js, CoffeeScript The Jenkins rename shows the power of the community to stick together Dr. Nic is sticking with Jenkins, but Travis is worth a look for Rubyists Someone send Dr. Nic an Octocat badge Something missing or broken? PRs welcome!
Feb 22, 2011 · 53 min
Git, Showoff, XBox Kinect (Interview)
Kenneth and Wynn caught up with GitHubber Scott Chacon to talk about Git, distributed version control, and his quest to kill Word as a book authoring tool. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Scott Chacon – GitHub, X Wynn Netherland – GitHub, X Kenneth Reitz – GitHub, X Show Notes: Scott Chacon, Git evangelist, GitHubber, author of ProGit rsync is a software application for Unix and Windows systems which synchronizes files and directories from one location to another while minimizing data transfer using delta encoding when appropriate. Perforce is a commercial, proprietary, centralized revision control system developed by Perforce Software, Inc. Git Internals, Scott’s PeepCode PDF Chris, Tom, PJ, founders of GitHub Continuous integration is one of Git’s strengths Surprisingly, Scott’s .gitconfig isn’t pimped out gitk The git GUI repository browser gitx Git GUI for OS X gitgui Unlike gitk, git gui focuses on commit generation and single file annotation and does not show project history. Why Git and not Mercurial? Mercurial bookmarks are references to commits that are automatically updated when new commits are made. If you do hg bookmark feature the feature bookmark refers to the current changeset. hg-git is the Hg-Git plugin for Mercurial, adding the ability to push to and pull from a Git server repository from Mercurial. BitBucket is to Hg as GitHub is to Git Scott says he had good intentions in comparing Git to other version control systems and was not lobbing stones at Mercurial Scott says distributed source control systems are key to helping the open source community thrive because it lets anyone commit and get involved The RubyGems.org 404 is amusing libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API, allowing you to write native speed custom Git applications in any language which supports C bindings. GitHub has continued the libgit2 Google Summer of Code effort, supporting Vicent Marti to continue the development Scott says that Git is basically a key value store and we should look at uses beyond version control Eclipse is moving to Git away from CVS Git Tower is a beautiful Git UI for the Mac Showoff is a Sinatra web app that reads simple configuration files for a presentation. It is sort of like a Keynote web app engine. Kinectaby, Ruby bindings for XBox Kinect Wynn is excited about Scott’s project Git Scribe for writing, feeling the pain of using Word for archaic book publisher workflows Jason J Williams’s tools have lessened the pain for Wynn in writing the upcoming Sass book for Manning Everybody that works at GitHub is Scott’s programming hero but Ryan Tomayko is one of the smartest developer’s Scott knows. Something missing or broken? PRs welcome!
Feb 8, 2011 · 39 min
Jenkins and Continous Integration (Interview)
Kenneth and Wynn caught up with Kohsuke Kawaguchi and Andrew Bayer from the Jenkins project to talk about continuous integration, Java, and corporate backing drama. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Wynn Netherland – GitHub, X Kenneth Reitz – GitHub, X Show Notes: CI Joe is GitHub’s continuous integration server Knowing is half the battle Jenkins née Hudson is the leading open-source continuous integration server. Built with Java, it provides over 300 plugins to support building and testing virtually any project. Kohsuke Kawaguchi is the creator of Jenkins Andrew Bayer is a Build Engineer at Cloudera Nearly 30K Jenkins installations worldwide Jenkins is written in Java but with its rich plugin system, you can run almost anything with it Jenkins supports Git, Mercurial, SVN, and even Visual SourceSafe Jenkins does more than running tests, it can also do parameterized deploys GitHub has fueled an explosion in Jenkins community growth Wynn asks why Java is only 6% of GitHub projects Funny cartoon on how language fanboys see one another Git and GitHub adoption actually sparked the name change and Oracle split The community voted 214-14 to rename Andy addresses how plugins will migrate to the new name. Thanks, Matthew J McCullough. At what point do projects look at a jQuery Foundation-style governance model? Hudson was the butler in Upstairs, Downstairs Alfred, the butler from Batman was a consideration, but conflicted with the Mac program James Clark is Kohsuke’s programming hero Kohsuke and Lisp’s Guy Steele are Andrew’s heroes MZ Scheme now Racket makes Kenneth’s head hurt Andrew recommends Structure and Interpretation of Computer Programs from MIT As a build guy, Selenium gets Andrew excited Kohsuke is trying to hack the Airport Express to stream tunes from Linux Something missing or broken? PRs welcome!
Feb 1, 2011 · 32 min
Open Government and the Citizen Coder (Interview)
Adam and Wynn caught up with Carl Tashian from Open Government to talk about OpenGovernment.org, OpenCongress.org, and the rise of the Citizen Coder. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X Wynn Netherland – GitHub, X Show Notes: Carl Tashian is Director of Technology at Open Government OpenGovernment: Empower individuals and organizations to track government at every level OpenCongress.org - open source Rails app to track the goings on in the US Congress Library of Congress THOMAS site is the source for federal legislative information OpenGovernment.org, a public resource for government transparency at the state, city, and local levels. Free and open-source. Open States API The Sunlight Foundation aims to make government transparent and accountable Wynn helped create TweetCongress.org winner of a SXSW 2009 Web award for activism, making use of Sunlight APIs Follow the money and connect the dots between bills, key votes, and campaign donations. Transparency Data is a central source for federal lobbying disclosure, federal grants and contracts, earmarks and federal and state campaign contributions, complete with it’s own API GovKit Luigi Montanez and Wynn wrote a wrapper for Transparency Data Fog, the Ruby cloud services library Carl worked at ZipCar prior to joining Open Government Syncing large datasets from different providers is a big challenge PostgreSQL and PostGIS power the backend of OpenGovernment GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. MongoDB and Rack provide a fast way to track page views in the app Sunlight, Code for America, and Open Government - rise of the Citizen Coder? Oakland Crimespotting is a case study on developers having an impact on government DocumentCloud, featured in Episode 0.0.5 Jammit, Industrial Strength Asset Packaging for Rails Pythonistas, why not help out by creating a scraper for your state? Kenneth and Wynn debate the best terminal font Something missing or broken? PRs welcome!
Jan 25, 2011 · 31 min
YUI 3, Node.js, JSLint, Douglas Crockford Code Reviews (Interview)
Adam and Wynn caught up with Adam Moore and Satyen Desai from the YUI team to talk about YUI 3, Node.js, and working with Douglas Crockford. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: YUI is the Yahoo! User Interface library, a collection of front end code goodies for JavaScript and CSS Follow the YUI Blog for the latest developments, such as the new 3.3.0 release Adam Moore and Satyen Desai are engineers on the YUI team. The Autocomplete widget provides a flexible, configurable, and accessible implementation of the AutoComplete design pattern. The DataTable widget renders columnar data into a highly customizable and fully accessible HTML table The Dial widget is an alternative to sliders The YUI Charts recently moved from Flash to JavaScript in YUI 3 The Community developed the drag/move component YUI is on GitHub, fueling community involvement YUI Theater is a great source for JavaScript talks and all things YUI Douglas Crockford is the author of JSLint, the JSON spec, featured on Episode 0.2.6 from TXJS Nicholas C. Zakas aka @slicknet is the author of a number of JavaScript books Eric Miraglia is the Engineering Manager for the YUI team JSLint improves your JavaScript but will not spare your feelings Dave Glass - has a great talk about YUI + Node “I love async, but I can’t code like this” Many of the additional Node.js modules deal with parallel execution Adam suggests targeting features, not platform since features like touch will be on the desktop eventually. Satyen’s talk on YUI’s mobile strategy The module pattern in JavaScript The YUI Gallery lists discoverable components contributed by the community Something missing or broken? PRs welcome!
Jan 17, 2011 · 39 min
Redis In-Memory Data Store (Interview)
Wynn caught up with Salvatore Sanfilippo to talk about Redis, the super hot key value store. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Salvatore Sanfilippo – Website, GitHub, X Wynn Netherland – GitHub, X Show Notes: VMware signs the paychecks for Salvatore and Pieter Noordhuis Redis is an open source, advanced key-value store and data structure server wherein keys can contain strings, hashes, lists, sets and sorted sets Redis internals consist of ANSI C with an evented model Non-blocking replication has always been a Redis design goal Replication in Redis is async Salvatore’s Redis toolbox includes the Redis Ruby gem and Sinatra Chances are you can find a Redis library in your favorite language The C client is the only officially supported wrapper Salvatore thinks the NoSQL moniker isn’t perfect, focusing too much on performance, but it frames a discussion Redis Pub/Sub is perfect for real-time apps GitHub’s adoption of Redis in Resque helped fuel the growth of the project Redis users tend to use it as a database, as a messaging bus, or as a cache Salvatore thinks hosted solutions like Redis-to-Go need to add more value like more frequent backups and seamless upgrades. Blizzard uses an 8-node Redis install in serving avatars for WoW Justin Campbell asks will VMWare feature Redis in any upcoming projects? Ezra Zygmuntowicz and GitHub were among the first “few brave users” After a few months Salvatore noticed a dip in adoption , but he trusted his gut and stuck with it Something missing or broken? PRs welcome!
Jan 10, 2011 · 34 min
Ruby 1.9, Nokogiri, Tender Lovemaking (Interview)
Wynn caught up with Aaron Patterson, aka @tenderlove, to talk about Ruby 1.9, Nokogiri, and muscle cars. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: RubyCommitters.org lists all the folks who hack on the Ruby language Nokogiri is a library for parsing XML and HTML The origins of tenderlove, Aaron’s online persona Hot linking, check it and see. Got a page rank of a hundred and three., to the tune of Hot Blooded Mechanize adds an API to any website Being a Ruby committer is ‘alright’ Yugui, release manager for Ruby 1.9 The current state of rubycommitters.org reminds us of CSS Naked Day REXML is a pure Ruby XML processor MiniTest is Aaron’s favorite testing framework His favorite Ruby 1.9.2 feature is speed texticle is a wrapper around Postgress T-Search APIs Aaron will be keynoting at Red Dirt Ruby Conf FasterCSV from JEG2, one of the organizers for Red Dirt Ruby Conf. El Camino, IROC-Z, or Firebird with T-tops are Aaron’s top three dream cars For those who have never shaved a Yak and otherwise did not know it. Arel is at the heart of Rails 3 ActiveRecord improvements Debian’s Ruby maintainer says he’s out Ruby Kaigi, the C conference disguised as a Ruby conference In addition to Japanese, Aaron also speaks Scheme and Haskell Wynn ? CoffeeScript Aaron wants to pair program with Jim Weirich Wynn suggests Aaron capitalize on Tenderlovemaking by organizing promiscuous pair programming Something missing or broken? PRs welcome!
Jan 5, 2011 · 31 min
Hackety Hack and _why (Interview)
Steve Klabnik joined the show to talk about learning to program with Hackety Hack and why the lucky stiff. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Steve Klabnik – Website, GitHub, X Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X Wynn Netherland – GitHub, X Show Notes: Steve Klabnik, maintainer of Hackety Hack, newest contributor to The Changelog Hackety Hack will teach you the absolute basics of programming from the ground up. _why, creator of Hackety Hack. Help keep his memory alive. Abbott and Costello’s classic “Who’s on first?” Yakety Yak is a song written, produced, and arranged by Jerry Leiber and Mike Stoller for The Coasters and released on Atlantic Records in 1958 Shoes is a tiny graphical app kit for ruby GTK is a highly usable, feature rich toolkit for creating graphical user interfaces which boasts cross platform compatibility and an easy to use API. MacRuby is an implementation of Ruby 1.9 directly on top of Mac OS X core technologies such as the Objective-C runtime and garbage collector, the LLVM compiler infrastructure and the Foundation and ICU frameworks. The Shoebox is a gallery of Shoes apps. Mad props to Heroku, Sinatra, and MongoMapper for handling a LifeHacker traffic spike Ruby is a great language to teach programming _why’s Poignant Guide to Ruby ChunkFive is a nice bold free and open source typeface Steve is intrigued by projects like cool.io and node.js and the evented style of programming. Something missing or broken? PRs welcome!
Dec 9, 2010 · 56 min
Rails 3.1 and SproutCore (Interview)
Adam and Wynn caught up with Yehuda Katz to talk about upcoming changes in Rails 3.1, SproutCore, and his growing list of open source projects. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Yehuda Katz – Website, GitHub, X Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X Wynn Netherland – GitHub, X Show Notes: Wynn’s deck from ‘07 pays tribute to Yehuda Merb influenced and later merged with Rails SproutCore is an HTML5 application framework for building responsive, desktop-caliber apps in any modern web browser, without plugins. Carl Lerche is the other half of carlhuda Desktop MVC != Server MVC Handlebars.js is Yehuda’s optimization of Mustache.js Backbone.js is a lightweight MVC framework from DocumentCloud Bundler manages an application’s dependencies through its entire life across many machines systematically and repeatably. One of the biggest changes in Rails 3 is The Great Decoupling Railtie is the core of the Rails Framework and provides several hooks to extend Rails and/or modify the initialization process Asset handling is coming in Rails 3.1, meaning better support for Sass, Compass, and CoffeeScript Do you modify your Nginx setup? Yehuda prefers Sass and Compass to Less since the introduction of the SCSS syntax. Haml is the templating language of choice for sophisticated web devs. Yehuda likes JavaScript on the server but thinks evented frameworks like Node are more for edge cases than for the heart of the web. The Ruby Racer is a Ruby binding to V8 and is great for testing your JavaScripts without a browser Charles Lowell wrapped Handlebars.js as Handlebars.rb Yehuda loves CoffeeScript wants a runtime debugger before taking the plunge. libgit2 is a portable, pure C implementation of the Git core methods provided as a re-entrant linkable library with a solid API, allowing you to write native speed custom Git applications in any language which supports C bindings. Adam really loves Thor, a scripting framework that replaces rake and sake and is used by the new Rails 3 generators. There is no shortage of thor tasks from users on GitHub. Something missing or broken? PRs welcome!
Nov 30, 2010 · 45 min
Building Telephony Apps (Interview)
Wynn caught up with Chris Matthieu of Voxeo Labs to talk about Phono, Tropo, Adhearsion, and building telephony apps with open source tools. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Wynn Netherland – GitHub, X Show Notes: We’re excited to team up with GitHub Jobs! To have your job posting read on air, just check “Advertise this listing on The Changelog Podcast for an additional $100” when you post your job. Chris Matthieu founder of Teleku, now with Voxeo Labs, the company behind Tropo, Teleku, and Phono. Tropo’s GitHub projects Adhearsion uses Ruby to create voice-enabled applications on top of Asterisk Asterisk turns an ordinary computer into a communications server Phono, a jQuery plugin that lets you make phone calls right from your browser. Jay Phillips orginally created Adhearsion Jason Goecke VP of Innovation at Voxeo AGI protocol is at the core of Asterisk Wynn and Chris go way back with TAPI, MAPI, and SAPI Google Voice transcriptions gone bad The SIP protocol allows multimedia communication sessions such as voice and video calls over Internet Protocol The Jingle protocol extends XMPP and powers Google Talk Wynn asks how Tropo stacks up against Twilio Tropo does TTS in nine languages Tropo’s Scripting Environment supports Ruby, Python, PHP, Groovy, and Javascript Tropo’s REST API offers a more traditional API approach Facebook Telephone lets you call your Facebook friends via Phono. Twelephone, if Twitter is more your bag Michael Bleigh from Intridea makes Twitter apps easier for Rubyists Facebook’s OpenGraph API makes building Facebook apps much easier than previous APIs Something missing or broken? PRs welcome!
Nov 9, 2010 · 37 min
Riak Revisited (Interview)
Wynn sat down with Andy Gross and Mark Phillips of Basho and John Nunemaker of Ordered List to talk about Riak, Riak Search, and moving an open source community to GitHub. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: John Nunemaker – Website, GitHub, LinkedIn, X Wynn Netherland – GitHub, X Show Notes: NoSQL smackdown, live from SXSW 2010. Are you web scale? Drop us a ping@thechangelog.com and let us know who you want to get on The Changelog Andy Gross VP of Engineering at Basho, the company behind Riak. Mark Phillips Community Manager at Basho AKA * @pharkmillups John Nunemaker of Ordered List and MongoMapper fame Riak is now available as a binary download Bitcask, the new backend for Riak Riak key value store, decentralized datastore from Basho Technologies Riak Search, full-text search engine based on Riak Riak buckets, container and keyspace for data stored in Riak Riak KVS buckets can be automatically searchable by installing the Search pre-commit hook Riak supports an Apache SOLR interface Sean Cribbs made some waves with Ripple Ruby, Python, Node.js are the biggest adopters of Riak Riak aims to scale both up and down. Adding a node adds a linear increase in throughput and storage capacity. 50 nodes run easily on a laptop. Riak nodes are truly decentralized, no node is special Riak compares to Cassandra and Voldemort Riak has built-in JavaScript map reduce but unlike Couch, it’s more an ad hoc approach. Andy explains Riak’s link walking or bucket-key-tag relationships between objects. Riak now has two interfaces, the original REST HTTP interface, and a new protocol buffers interface, a faster binary interface Eric Brewer, a Basho board member, and his cap theorem Bitcask is an append-only file format where the keys are stored in memory for ultra fast lookups. InnoStore, the original Riak backend John Muellerleile, author of the popular NoSQL cartoon about distributed map reduce in Erlang Apache Lucene query syntax a growing standard for search The move from BitBucket to GitHub was ultimately about community, not about DVCS The THANKS file lists many Riak community contributors Harmony - the MongoDB-powered hosted CMS from Ordered List Mozilla runs several Riak clusters to log data from their Test Pilot project Francisco Treacy uses Riak in WideScript, “an innovative app that helps you focus and interact with your texts — on your desktop, your couch or on the go.” Inagist recently moved from Cassandra to Riak Riak has partnered with Joyent and Node creator Ryan Dahl to create Riak SmartMachines Mark also is a fan of Redis Scala and Clojure have Andy excited, too. Something missing or broken? PRs welcome!
Oct 26, 2010 · 50 min
Scripty2, Zepto.js, Vapor.js (Interview)
Wynn caught up with Thomas Fuchs to talk about script.aculo.us, Scripty2, Zepto.js and the future of Prototype. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: The Magic Roundabout is crazy Wynn got his UK badge on Gowalla script.aculo.us JavaScript effects framework built on top of Prototype Prototype - JavaScript Framework that aims to ease development of dynamic web applications. Thomas is one of many talented RoR core team alumni Scripty2 - completely rewritten version of script.aculo.us RaphaelJS - JavaScript vector graphics library featured in Episode 0.2.5 Johnson Page asks “What’s the future of Prototype.js?” Underscore.js utility library for jQuery, inspired by Prototype, featured in Episode 0.0.5 Zepto.js minimalist inlinable framework for mobile WebKit browsers, with a jQuery-like chaining syntax EveryTimeZone.com - handy tool to pick a time to meet across time zones. A promotional site for Freckle, chock full of JavaScript best practices. Thomas’ blog post on approaches taken with EveryTimeZone.com Gury Chainable syntax wrapper for the <canvas> element Vapor.js “The only JS framework compatible with every browser.” MadRobby gives mad props to @janl, @hblank, @cramforce and other JSConf.eu organizers. FabJS - modular async framework for Node.js Chris Williams’ talk on PromoteJS, an effort The Changelog supports. Eyeballs.js - A lightweight MVC framework for building fast, tidy JavaScript web apps CoffeeScript, featured in Episode 0.2.9 Amy Hoy, Thomas’ wife, product proponent, and usability diva. Freckle helps you manage your time JavaScript Performance Rocks - three books on ultimate web app performance Charm Desk - Thomas and Amy tackle customer support PeepCode’s Smashing into Vim with the soothing voice of Dan Benjamin Mensch and Meslo, the latest stops on Thomas’ journey to find the ultimate Terminal.app font Thomas likes to fly his AR.Drone around the office He’s also building the Lego Milennium Falcon SchnitzelConf a 1-day, full-contact conference in Vienna, Austria focusing on creating products, launching businesses, and charging real money. Something missing or broken? PRs welcome!
Oct 12, 2010 · 36 min
DevOps and Chef (Interview)
Wynn sat down with Corey Donohoe from GitHub and Seth Chisamore from Opscode to talk about DevOps, Chef, agile infrastructure and innovation in the datacenter. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: Corey Donahoe aka @atmos, DevOps dude at GitHub Seth Chisamore aka @schisamo, evangelist at Opscode, makers of Chef Chef, an open source systems integration framework built to bring the benefits of configuration management to your entire infrastructure. DevOps is defined as a set of processes, methods and systems for communication, collaboration and integration between departments for Development (Applications/Software Engineering), Technology Operations and Quality Assurance (QA) Puppet, an open source data center automation and configuration management framework. Cfengine, continuous datacenter automation and repair Knife, the Chef command line interface Chef Hosted platform is an instant hosted, highly scalabe Chef Server Chef solo lets you run Chef without a Chef server Chef was architected to be multi-tenant The Opscode Team members have impressive resumes. Chef includes impressive role-based authorities Cookbooks are like Rubygems for Chef Cinderella née Cider = apple + homebrew + chef + rvm Homebrew as the most forked project is GitHub’s stress test. Be sure to catch Max on Episode 0.3.5 Wynn makes the case that the Swedish Chef be the face of the DevOps movement Silverline from Librato does complex systems management and monitoring EY or EngineYard, Corey’s former employer uses VMs in their architecture Simon Wardley’s OSCon keynote OpenStack is an effort to standardize the cloud DevOps version of the account that got Shatner back on TV DevOps Borat tweets from the datacenter Fog, Wesley Beary’s excellent Ruby abstraction layer for popular cloud providers Knife, donated by 37 Signals Wynn digs infinity_test to test against multiple versions of Ruby at the same time collectd, system statistics collection daemon Using Visage to graph collectd stats Sign up for the Opscode platform free beta Look up Seth as schisamo in #chef and #chef-hacking on IRC Something missing or broken? PRs welcome!
Oct 5, 2010 · 30 min
PubSubHubBub and the Real-Time Web (Interview)
Wynn chatted with Julien Genestoux (github/twitter) from Superfeedr about PubSubHubBub, XMPP, Websockets, and the real-time web. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: Superfeedr - pushes realtime data at scale using PubSubHubBub and XMPP. PubSubHubHub - simple, open, server-to-server web-hook-based pubsub (publish/subscribe) protocol as an extension to Atom and RSS. XMPP - Extensible Messaging and Presence Protocol (XMPP) is an open technology for real-time communication and generalized routing of XML data. Discovery links in feeds Superfeeder has some big names among its publishers and subscribers Gowalla demo using websockets and Gowalla’s hub. Twitter’s streaming APIs Considerations for PubSubHubBub vs. XMPP Superfeedr’s GitHub profile EventMachine and Node.js are cool Julien loves Redis, Cassandra, MongoDB Superfeedr’s list of popular feeds, firehose of the blogosphere Redis’ as a pubsub store Chef from Opscode is serious cool for setting up servers Something missing or broken? PRs welcome!
Sep 23, 2010 · 27 min
Django Dash, Python, Ruby (Interview)
Kenneth and Wynn caught up with Daniel, Christian, and Matt from Pragmatic Badger to talk about the Django Dash, Python, and Ruby. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Show Notes: Daniel, Christian, and Matt from Pragmatic Badger host the Django Dash. Django Dash - you’ve got 48 hours to build a Django app. Go! Pyweek - Build a Python app in a week Rails Rumble - Ruby on Rails’ a own 48 hour web application development competition. The Dash rules Great Big Crane - 2010 Dash winner The Dash moved to distributed version control this year on GitHub & BitBucket Love for Pythons’ explicit imports and Python’s module system Twisted - an event-driven networking engine written in Python. Node.js - Evented I/O for V8 JavaScript. Eventlet - a concurrent networking library for Python that allows you to change how you run your code, not how you write it. EventMachine - fast, simple event-processing library for Ruby programs. Christian is using Compass and Sass in Django, but hates on Haml Forkinit - forkin’ brilliant! Share and fork your favorite recipes. Flask - Flask is a microframework for Python based on Werkzeug, Jinja 2 and good intentions. Web.py - a web framework for python that is as simple as it is powerful. Google’s AppEngine Run your Python web apps on Google’s infrastructure. Pypy - implemenation of the Python language focusing on speed, memory usage, and sandboxing. Rubinius - an implementation of the Ruby programming language. The Rubinius bytecode virtual machine is written in C++. Manoria - an MMO city-building and resource management game [Source] Server tail - a service which lets you quickly and easily see real time output of log files on your servers, with just a web browser. [Source] Read the docs - a place to create, host, and browse docs. [Source] GitHub made covering the event live much more fun PhoneGap - open source development framework for building cross-platform mobile apps using HTML and JavaScript. Leah Culver, who created Leafy Chat in last year’s Dash, talked about it in Episode 0.1.5 Something missing or broken? PRs welcome!
Sep 14, 2010 · 32 min
Homebrew and OSX Package Management (Interview)
Adam and Wynn caught up with Max Howell, creator of Homebrew to talk about package managment on OSX, beer, and scrobbling. Join the discussion Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today! Featuring: Max Howell – GitHub, X Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X Wynn Netherland – GitHub, X Show Notes: Homebrew The awesome OSX package manager from Max Howell Last.fm - The world’s largest online music catalogue, powered by your scrobbles. Max’s former employer. Tweet Deck Desktop and mobile Twitter client ImageMagick - fabulous software suite to create, edit, and compose bitmap images which can be a pain to install on OSX. Amarok - is a free software music player for Linux and other varieties of Unix GitHub - where all the cool people put code Homebrew terms in the Homebrew Cookbook No sudo for you and the dangers therein MacPorts - an open-source community initiative to design an easy-to-use system for compiling, installing, and upgrading either command-line, X11 or Aqua based open-source software on the Mac OS X operating system Gentoo - highly optimized Linux distro Most forked projects on GitHub Max prefers British ales pengwynn is looking to get his hands on the Tatical Nuclear Penguin from Brewdog The Silicon roundabout gets its name due to the prominence of British web based companies Max created the Last.fm Scrobbler, proving open source can land you a job Transmission is beautiful on the Mac Glasses, This is the next generation of VLC for Mac also called Lunettes. brew install sl, then sl — enjoy the ride! Something missing or broken? PRs welcome!

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