Tutorial by Examples

To be able to debug an application is very important to understand the flow of an application's logic and data. It helps solving logical bugs and adds value to the programming experience and code quality. Two popular gems for debugging are debugger (for ruby 1.9.2 and 1.9.3) and byebug (for ruby &g...

Every good IDE provides a GUI for interactively debugging Ruby (and thus Rails) applications where you can add breakpoints, watches, auto pausing on exception and allows you to follow the code execution even step by step, line by line. For example, take a look at one of the best Ruby IDE's, RubyMin...

Debugging by raising exceptions is far easier than squinting through print log statements, and for most bugs, its generally much faster than opening up an irb debugger like pry or byebug. Those tools should not be your first step. Debugging Ruby/Rails Quickly: 1. Fast Method: Raise an Exceptio...

pry is a powerful tool that can be used to debug any ruby application. Setting up a ruby-on-rails application with this gem is very easy and straightforward. Setup To start debugging your application with pry Add gem 'pry' to the application's Gemfile and bundle it group :development, :test ...