Ruby is a really clear and expressive language, but we developers sure know how to make a mess. Even when you think your classes are nicely written and tested, things can still get out of hand

Let's talk about mutability. What does it mean for an object to be mutable? Don't let this fancy word deceive you. What is the freeze method good for?

Rails 5.0 is almost here! The first beta version has been released already, and you can try out some of the shiny new features right away. So what are the new features?

Rails 5 allows each form to have its own CSRF token to prevent hacking of the site.

When developers hear that WebSockets are going to land in the near future in Rails they get all giddy with excitement. If they can solve our need for realtime applications great, but it is an implementation detail that comes at high cost

When it's necessary to keep track of state, Elixir (functional, stateless) has got your back by using recursion and processes.

Some people, when confronted with a problem, think “I know, I'll use regular expressions.” Now they have two problems. - A famous quote attributed to Jamie Zawinski accurately describes that using RegEx can be a tedious task. Verbal Expressions is a gem that cope with this problem and try to make difficult regular expressions easy!