List of cloud services and SaaS with a free tier for developers or that are generally free for open source...
Fontawesome 4 ships with many useful CSS helper classes. Enlarge Icon Add fa-lg (133%), fa-2x, fa-3x, fa...
Fontawesome 4 has introduced new naming conventions that make it easy to retrieve variants of a given icon.
Starting from Rails 4.0, you can use a special form options helper called #collection_check_boxes. It behaves similar to...
When using threads, you must make your code thread-safe. This can be done by either locking (mutexes) all data...
This cheat sheet...
...aims at providing a quick reference to the most commonly used features in AngularJS.
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There are some frontends available, but they all suck, are no longer maintained or are hard to install.
You know that ActiveRecord caches associations so they are not loaded twice for the same object. You also know that...
Now supports RSpec 3 and Rails 4 Drops support for state_machine, which has some issues with Rails 4 and...
Instead of this: Image.order('images.created_at DESC') You can write this: Image.order(created_at: :desc) Not only do you not...
It's generally not trivial to change a datetime's seconds, minutes, etc in SQL. Here is how it works...
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...
Clever hack using data-attributes to assign labels to cells. It's still a massive duplication of code (labels), but...
RSpec 3 has verifying doubles. This breed of mock objects check that any methods being stubbed are present on an...
If you need to log to a file you can use Ruby's Logger class: require 'logger'
Dusen (our search gem) is now capable of excluding words, phrases and qualified fields from search. E.g. search for
If you are using Coffeescript, it is likely to be the culprit. Since Coffeescript always returns the value of...
If you want to rotate text, you can use CSS transforms in somewhat modern browsers to rotate the container element...
What if a complicated component comes along that is naturally modeled by multiple directives? This group of directives, as a...
This is useful to kill processes like ruby my-script.rb: pkill -f my-script.rb With great power comes great responsibility.
Check your GPU state on chrome://gpu. If it reads "WebGL: Hardware accelerated" in the first list, you're set...
TL;DR You shouldn't call $scope.$apply() or $scope.$digest() inside a function that can be invoked by Angular...