When dealing with AR scopes, you can remove conditions, order, etc by using the unscope method. It is available on...
You can say this in Javascript: $.fn.jquery => "1.11.1"
You cannot find your account passwords in the Account Settings – that'd be too easy. Here is where you find...
Redactor is yet another WYSIWYG editor. It definitely has its weak points, but I want to point out that it...
PostgreSQL's array data type is pretty useful, but manipulating values of arrays can be awkward because of its syntax...
Rails 4 introduced raising an error on pending migrations. This is most annoying when you are crafting a migration but...
Ruby allows multiple assignment: a, b, c = o In order to prove multiple values from a single object, Ruby calls...
Web fonts are great. They are also be really bad for front-end performance because they block rendering. You may...
Our applications not only need to be functional, they need to be fast. But, to quote Donald Knuth, premature optimization...
What is a Cookie? Google it if you do not know. How are cookies transferred between your browser and...
Some browsers define window.event, which will return a copy of the "current" event. However, this is not defined by the...
The asset pipeline is one of Rails' two mechanisms how stylesheets, javascripts and images from your /assets folder are processed...
Some tasks in a web application are better not done live when a user request a page, but in the...
When a method has keyword arguments, Ruby offers implicit conversion of a Hash argument into keyword arguments. This conversion is...
Writing ruby methods that accept both optional and keyword arguments is dangerous and should be avoided. This confusing behavior will...
This is a guide on how to effectively use Git when working on a feature branch. It is designed to...
Starting with Rails 4.0, when you get an exception reported via the ExceptionNotification gem, you will only see a very...
Starting with Ruby 1.9, most #each methods can be called without a block, and will return an enumerator. This is...
Rails 5 will introduce ActiveRecord::Relation#or. On Rails 4 and 3.2 you can use the activerecord_any_of gem...
When working with PostgreSQL, you can use pgAdmin as a GUI. While you can do most things just like on...
I figure we needed a definitive reference for what work is triggered by changing various CSS properties. It's something...
A fantastic guide for a dilemma facing any web-based product. Here’s a simple set of Yes/No questions that...
Article shows how to make a script that fakes one kind of content when printed with cat, but uses different...
To safely transport an arbitrary string within a URL, you need to percent-encode characters that have a particular meaning...