Rails Ruby Pass by Value or Reference Ruby pass by value or reference, which one of them is used when object/variables are passed to the functions. This tutorial will help you understand how passing value/objects in Ruby work.
Rails Rails meta_request gem and Rails Panel meta_request gem is used with Rails application for profiling and performance improvement. This gem is used with Rails Panel chrome extension. This tutorial will help you understand how to use both for profiling
Ruby Integrate awesome_print with Rails Console awesome_print is code beautifying library available for beautifying Rails & Ruby code. This can be integrated with interactive Ruby and Rails console if you follow the instructions given below.
Rails Rails Migration Change vs Up Down Methods Rails Migrations have different ways of writing with change or up down methods. This tutorial will discuss exact difference between the both and what you should use for your migration. Rails Migration Change
Mysql Rails Connect to Remote Database in Development In Rails Connect to Remote Database on localhost, task can be achieved by editing database.yml file in your Rails application. Make changes to host, username, password and database in your database yaml file
Rails Ruby read json file to hash In Ruby read json file to hash can be achieved using File Handling. Example to parse json file to hash is illustrated with this tutorial.