Rails and node.js

Is this really a battle for the best web development tool or something else?

Cache is almost always the problem

Remember to always clear cache when something is very strangely wrong

Start loving assets pipeline and rails 4

Some basic reminders about assets compilation.

Haml comments

Different comments in haml, I forget them all the time.

Rails numericality validation trick

Why having numericality with allow_blank and presence true at the same time? Read this article fo find out a simple trick.