Free Bootstrap theme resembling Material Design. Bootswatch offers Sass and Less files, so the theme can easily be integrated into...
Rubymonk training Read the following Rubymonk articles: Ruby Primer: Ascent (archived copy) Metaprogramming Ruby (archived copy) Metaprogramming Ruby: Ascent (archived...
Watch Solving bizarre authorization requirements with Rails Read the Consul README Read the assignable_values README Understand how Consul...
CTRL + SHIFT + ALT + N Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc...
Authentication is all about being able to verify the identity of a user in the context of our application.
Goal of this lesson is to understand what middlewares in Rack are good for. Rack Start with these articles:
Read (or re-read) the following chapters from our book Growing Rails Applications in Practice (it’s in our...
A common task in web applications is to add client-side JavaScript behavior to existing HTML elements.
Software engineering principles Read about the following software engineering principles and code smells: Single Responsibility Principle Law of Demeter
Interesting hack to move expensive JSON.parse calls out of the main thread.
To change RAM size, VDISK size or VCPU count of an openstack instance you have to use nova resize. You...
The easiest way to freeze or travel through time in a Jasmine spec is to use the built-in jasmine.clock...
The Bullet gem is designed to help you increase your application's performance by reducing the number of queries it...
When running capybara with Chrome you might start seeing frequent "no alert open" errors when trying to interact with browser...
When you the following error: zsh: corrupt history file /home/marc/.zsh_history You can try and fix your history file by extracting...
In Capistrano 2, directories in shared_children used to be symlinked to the shared directory during the finalize_update task...
The team is responsible for building great software—that’s it. It’s the only thing the team is responsible...
If you need the debug output of the puppetmaster running with passenger you have to uncomment this setting in the...
Your after_commit callbacks will not know about changes, as Rails discards them when committing. The linked article shows a...
iPads will not trigger click events for all elements. You can fix that, but you don't want to know...
This blew my mind today: 12 Little-Known CSS Facts 12 Little-Known CSS Facts (The Sequel) Please make sure...
Very detailed guide to caching Ruby on Rails. Goes well with the official Rails guide on caching.
Running projects parallel makes some trouble with PDF generation. Use geordi rspec spec to force sequential tests for the whole...
If you see a stacktrace beginning with lines like this: E, [2015-07-16T09:23:10.896146 #23308] ERROR -- : app error: "incompatible marshal file format (can't be read)\n...
...tformat version 4.8 required; 32.32 given" (TypeError) E, [2015-07-16T09:23:10.896282 #23308] ERROR -- : /.../bundle/ruby/2.0.0/gems/moneta-0.7.20/lib/moneta/transformer.rb:132:in `load' E, [2015-07-16T09:23:10.896311 #23308] ERROR -- : /.../bundle/ruby/2.0.0/gems/moneta-0.7.20/lib/moneta/transformer.rb...