Obviously, you only can do this for your own sites. You need to authenticate a domain you want to remove...
When uploading images, adding more than one process to a version can cause MiniMagick to run multiple commands. In order...
The linked article explains how to get a database-wide lock without creating table rows: This article explains how I...
Postgres 9.4 introduces a new column type: jsonb. json and jsonb columns store data differently, so just compare the two...
When you are using the #selector_for helper in Cucumber steps, as e.g. Spreewald does, the following snippet will save...
Enumerable#count can do three things. With no argument provided, it returns the number of items. With an argument, it...
I got the following error after updating the selenium-webdriver gem: wrong number of arguments (0 for 1) (ArgumentError) /home/pointoo-dev/.rvm/gems/ruby-1.8.7-p374/gems/selenium-webdriver-2.35.1/lib/selenium/webdriver/common/platform.rb...
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
The Javascript in operator does what Hash#has_key? does in Ruby: Return whether an object has a property.
TL;DR Block formatting contexts establish an isolating container. float and clear only apply to elements within such a container...
The CSS property z-index is not as global as you might think. Actually, it is scoped to a so...
Right-click on the table Select Table... Select Text flow Uncheck Allow row to break across pages and columns
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...