To find a hash key by it's value, i.e. reverse lookup, one can use Hash#key. It's available...
tldr; Use git diff -M or git diff --find-renames when you've moved a few files around. Usage
If your angular app is not served on /, but on a different url (say /admin), links generated with ui-router...
Flickraw is a library to access flickr api in a simple way. It maps exactly the methods described in the...
With ActiveSupport you can say: class Robot def self.likes_humans? 'Nope.' end delegate :likes_humans?, to: :class end Robot.likes_humans...
Preview what your markdown would look like on Github. Helpful e.g. when writing or extending a Readme for your gem...
This will list all branches matching your query as input options for git checkout greckout ar 1) ar/cache-api-keys-1098...
If you want to load an SQL dump from an ActiveRecord migration, you might find this to be harder than...
If you're getting this strange error message when setting debugging breakpoints, probably HAML is the culprit. Cause
I've pushed an update to Cucumber factory that simplifies working with FactoryGirl factories. Say you define a factory with...
SVG files are often much larger than necessary, containing comments, metadata, hidden elements etc. Optimize them with this tool.
To only stub a method call if a given argument is used, but use the default implementation for other arguments...
Using uncountable resources is not recommended as it breaks Rails' magic, e.g. when using form_for. You'll always be...
I couldn't successfully execute a simple iptables command and got this error on an Ubuntu server: # /sbin/iptables -I INPUT...
Geordi 1.0 features a command line application geordi, that holds most of Geordi's previous commands. New features
Add gem 'database_cleaner' to your Gemfile. Then: Cucumber & Rails 3+ # features/support/database_cleaner.rb DatabaseCleaner.clean_with(:deletion) # clean once, now DatabaseCleaner.strategy = :transaction...
When a gem author releases a new version to Rubygems, usually a tag with the version number (e.g. v1.2.0) is...
If you paste multiple lines of text into a cell, Calc's AutoCorrect will change the first character of the...
Jonas Nicklas, the author of Carrierwave and Capybara, has released Refile, a gem for handling file uploads in Rails. It...
Some insight into how browser rendering engines work. The article shows how the way you manipulate styles (and the DOM...
Want to find that repo you've starred some time ago again? Here's where to search for it.
When navigating back to a page that was received from a POST request, undesired side effects may happen. Therefore, modern...
Just run git show branch:file. Examples: git show HEAD~:bin/command git show origin/master:../lib/version.rb