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...
Be careful when using buttons without a type attribute, since browsers will consider them the default submit button of a...
The debate between using mixins or extends in Sass has been heating up recently. From the surface it appears they...
Redis comes with a really easy to use Pub/Sub mechanism.
An official Github repo by Google containing the binary font files served through Google Fonts, so you can easily download...
SELECT table_name, table_rows FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = 'your_database' order by table_rows;
An online markdown live previewer with GitHub Flavoured Markdown support. Another online markdown live previewer with GitHub Flavoured Markdown support...
Good article about window functions. Also note how they use a postgres feature called common table expressions.
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...
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...
Gem to show failing specs instantly. Unlike the --fail-fast option it doesn't abort abort on the first failure...
When running migrations with rake db:migrate, there's the STEP and VERSION parameters that you can pass to nearly...
The easiest way to detect touch-capable browsers is to check for the presence of touch events. It is no...
TL;DR Block formatting contexts establish an isolating container. float and clear only apply to elements within such a container...