The Ruby and Rails community linklog
Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!
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Latency: The New Web Performance Bottleneck
‘High speed’ connectivity is not all about bandwidth, latency is the new bottleneck for most web browsing applications - especially, for the mobile web. An overview of what latency is, how it affects us, and the current latency numbers for wired and the mobile web.
Introduction to Data Visualization with Javascript for Rails Devs
If you’ve played with rails but you’re still pretty new to javascript come watch some videos and do a quick exercise on how to doData Visualization with Javascript using Rails, of course.
Understanding Rails params and HashWithIndifferentAccess
Do you love Rails minutiae? I do! Here is more than you wanted to know about HashWithIndifferentAccess, heavily cross-referenced with the GitHub source pages. What’s that? It’s how the Rails lets you call params[“sam”] and params[:sam] and they’re the same. It must be utterly simple, right? Right? Not so much.
Devise - Omniauth - Facebook - Getting Extra Permissions
I just launched Devise - Omniauth - Facebook - Getting Extra Permissions When using devise and omniauth for authentication sometimes you need to require more permissions from facebook. This is useful when you want to later use the authentication code from facebook do such things as posting to the users wall. Read More
Custom confirmation dialogs in Rails
Wanna have fancier confirmation dialogs in Rails? Checkout my article on the subject and a live demo.
RubyMine 4.5 is Out!
RubyMine, the most intelligent Ruby on Rails IDE from JetBrains, is officially updated. RubyMine 4.5 includes support for MacRuby, Capistrano, Slim, Sass, Rails Engines, Mongoid, Sinatra, pik, rbenv, and more. With this release JetBrains also introduces a new, more affordable, Academic license. It allows students and teachers to use RubyMine for non-commercial purposes, including education and research. Please read for more details. As usual, a free 30-day trial is available if you want to try RubyMine as your Ruby on Rails IDE.
"Deploying Rails" in print
PragProg just announced that the print version of Deploying Rails (written by me and Tony Burns) is being shipped out. The book dives into Puppet, Capistrano, Vagrant, Nagios, Ganglia, and all that sort of devops-y stuff. Enjoy!
gem TheRole, New authorization lib for Rails
Good news, folks! I just released stabile version of the_role gem. It’s an alternative of CanCan gem, for authorization. The Role it’s Semantic, Flexible, Lightweight solution for autorization. TheRole gem has realtime administrative interface. Bye bye CanCan, I got The Role! P.S.: I need for your issues and feedback.
Automatic backup of user uploaded images using Cloudinary
This blog post explains how in addition to safely storing uploaded images in a cloud based storage, uploaded images can be automatically backed up to a safer location, where no casual API calls can penetrate. Multiple revisions are kept for each uploaded resource for even greater robustness. Ruby sample code included.
Optimizing Rails and Unicorn on EC2
In a recent project, I had the opportunity to explore taking an MVP and turning it into something scalable, ahead of an announcement which would send tons of users to the app at once. I thought I’d share some pointers along with our findings, including which EC2 instance type we found to be most cost-effective as a Rails app server running under Nginx + Unicorn.
A Brief Introduction To Ruby's Kernel.fork
A short post explaining how I used Kernel.fork to process large CSV files in parallel.
Ruby gem for Sisow payment provider
Sisow is a Dutch payment provider that supports online payments via iDEAL (NL), Bancontact/Mistercash (BE), Sofort (DE) and Paypal (international). Read more
Liskov Principle & MiniTest
I just wrote how you can use inheritance with MiniTest: Liskov Principle & MiniTest.
Host your own Rails apps
Learn how to host your own Rails apps right in a Virtual Machine. Don’t laugh… it really works.
Refactoring with Hexagonal Rails
I’ve been applying ideas from Matt Wynne’s Hexagonal Rails talk to my app, cleaning up complicated controller actions. I wrote it up: Refactoring with Hexagonal Rails.
Using Vulcan to Build Binary Application Dependencies for Heroku
Build custom binaries for use on Heroku with the Vulcan build server. Learn how to create your own build server, remotely compile common system binaries, and vendor them into your application.
Videos of BostonRB July Talks - Loren Segal and David A Black
For Boston Ruby Group’s July Meeting, Loren Segal came down to Boston to show us “Five Things You Didn’t Know Your Documentation Tool Could Do” and David A Black presented “The Well-Grounded Nuby”
Ruby Patterns: Method with options
I’ve just wrote a blog post about the Ruby Pattern method with options and good practices about how to use it.
Your Face in 10 minutes...with Macruby
I just blogged about my GoRuCo 2012 (Gotham Ruby Conference) microtalk. I had a blast giving and preparing for the talk. Hope you guys enjoy it. Links to code, slide, and video of the talk are in the blog post. Enjoy! :)
ERR unknown command blpop for Resque, Redis and Rails
I just posted small note on how to fix “unknow command blpop” for Resque, Redis nad Rails. You can check it out here.
active_record_uuid 0.2.0 is released
I just released active_record_uuid to 0.2.0. Please try it out…
return values from fork: fork_and_return
revert any side-effects like require or memory leaks and still get a result fork_and_return
data-writer - A gem to write to DATA
As most of you probably know in Ruby you can tell the interpreter the source file with the line: END Read more
Sportbook - Open Source Sports Betting Pool Ready for 2012/13 Football Season (in Rails 3.2+)
Now that the European Football Championship (aka Euro 2012) is over I’ve reconfigured the Sportbook app with new game fixtures for more fun in the upcoming football season. You’re welcome to add your own game fixtures or host your own pools. Example events include Austrian Bundesliga 2012/13, México Primera División Apertura 2012, World Cup Quali 2012/13 and others. More info. Cheers.
CKEditor and Rails
I just wrote a post on how I integrate CKEditor with Rails using the ckeditor gem, and also some custom tricks I did. See it here.