You might wonder about this request in your test.log: Started GET "/__identify__" for 127.0.0.1 at 2015-04-29 18:00...
In RSpec you can tag examples or example groups with any tags you like simply by saying describe ReportCreator, slow...
List of cloud services and SaaS with a free tier for developers or that are generally free for open source...
Starting from Rails 4.0, you can use a special form options helper called #collection_check_boxes. It behaves similar to...
When ending a Selenium test Capybara resets the browser state by closing the tab, clearing cookies, localStorage, etc.
There are some frontends available, but they all suck, are no longer maintained or are hard to install.
Nested exceptions for Ruby: When you rescue an error and then re-raise your own, you don't have to...
Web applications can be used by multiple users at the same time. A typical application server like Passenger has multiple...
If you need to log to a file you can use Ruby's Logger class: require 'logger'
This is useful to kill processes like ruby my-script.rb: pkill -f my-script.rb With great power comes great responsibility.
Please don't simply copy line number links from Github. The URL usually contains a branch name like master which...
If you're on Ruby 2.3+ there's a <<~ operator to automatically unindent HEREDOCs: str = <<~MESSAGE Hello Universe!
Write a // and indent every subsequent line by two spaces. This is great for documenting BEM blocks! // An action button...
To achieve this goal you have to setup the session store like the following example: MyApp::Application.config.session_store( :cookie_store...
jQuery doesn't store information about event listeners and data values with the element itself. This information is instead stored...
This guide shows how to create an AngularJS application that consumes more and more memory until, eventually, the browser process...
When uploading images, adding more than one process to a version can cause MiniMagick to run multiple commands. In order...
When running migrations with rake db:migrate, there's the STEP and VERSION parameters that you can pass to nearly...
It's like a GUI for the famous git add [-p]. Select files with the up/down-keys and hit
TL;DR Block formatting contexts establish an isolating container. float and clear only apply to elements within such a container...
If you want to load an SQL dump from an ActiveRecord migration, you might find this to be harder than...
If you get this error (probably because you want to load some modules): # modprobe xt_comment FATAL: Could not load...
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