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
ImageMagick takes a string with several options when cropping an image. See the command line options for how to provide...
Addressing is a fertile ground for incorrect assumptions, because everyone's used to dealing with addresses and 99% of the...
In the tradition of our PostgreSQL cheat sheet for MySQL lamers, here is a cheat sheet for Jasmine when you...
Here is a Javascript function reloadUsers() that fetches a HTML snippet from the server using AJAX and replaces the current...
When testing code that uses pushState / replaceState, your browser will appear to navigate away from http://localhost:3000/specs (or wherever...
This jasmine plugin helps with testing DOM manipulation in two ways: It gives you DOM-related matchers like toBeVisible() or...
Run bundle update cucumber capybara cucumber-rails to update to the newest versions. Backup your features/support/path.rb to be able to...
The condition for an if statement has to resolve to a boolean true/false value. However, all facts are strings, and...
Angular 1.3+ has an alternative getter/setter pattern: You can bind ng-model to an accessor function. This is a function...
JavaScript objects can have getter and setter functions that are called when a property is read from or written to...
This is a problem when using Selenium with Firefox. We recommend using ChromeDriver for your Selenium tests. This setup allows...