Here's a pretty useful steps that hasn't made it into Spreewald yet. It is best used with the...

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...

Opinionated Angular style guide for teams by @john_papa Not everything in this guide works perfectly for us, but is...

You can hook into Slack when using Capistrano for deployment. The slackistrano gem does most of the heavy lifting for...

Often times you want to give a bunch of elements the same style, except for the last. For example borders...

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!

See this Railscast. Basically you can simply write views like index.xlsx.erb: ID Name Release Date Price <% @products.each do |product| %> <%= product.id...

Write a // and indent every subsequent line by two spaces. This is great for documenting BEM blocks! // An action button...

When you want to look up a class for a given factory, do it like this: >> FactoryBot.factories.find('admin').build_class...

Webfonts are not always available when your JavaScript runs on first page load. Since fonts may affect element sizes, you...

When a CSS3 animation makes the animated element flicker, it may well be due to pixel fragments being handled differently...

The debate between using mixins or extends in Sass has been heating up recently. From the surface it appears they...

If you want to sort values from an enumerable into two arrays based on whether they match a certain criteria...

To achieve this goal you have to setup the session store like the following example: MyApp::Application.config.session_store( :cookie_store...

Great crash course into basics and common mistakes.

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...

Obviously, you only can do this for your own sites. You need to authenticate a domain you want to remove...

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...