Let's look at hidden ActiveSupport #presence_in method that provides a convenient way to do whitelisting in just one line.

In my search to write better code, I’ve stumbled across a technique to write better methods. It’s called The Composed Method Technique (from Eloquent Ruby).

Let's look at few ways to process CSV files with Ruby and measure the memory consumption and speed performance.

Have you heard that Rubygems is extensible? Let’s see how Rubygems does this, and how we can make our own Rubygem plugin.

Welcome to Reading Rails series of posts. We are going to look at the internals of the popular Ruby on Rails framework by exploring it’s source code.

An introductory tutorial on making event scheduling management more accessible and configurable to administrators through database driven admin interfaces in Rails.

I’ve queried models using where for years. Even so, I recently saw someones code and thought, “that can’t work.”

Discover the best techniques to secure webapps from Cross Site Scripting (XSS) and Cookie handling to Session IDs and Token Authentication.

Every developer has been asked whether building a certain feature is “possible”. The short answer is virtually always YES. It’s possible. Software is the clay of dreams; everything is possible.

Rails I18n de-facto standard library for ActiveRecord model/data translation.