Rails ActiveRecord Attributes – access using Strings, Symbols and Direct Access Attributes can be accessed from ActiveRecord in various ways including symbolised, stringified or direct access. Each type of access has it’s own advantages and disadvantages as we will see in this tutorial.
Rails Rails NameError uninitialized constant class solution rails nameerror uninitialized constant class will occur if your rails console is not loaded with configuration of the class file containing method being called.
Rails Ruby get file extension from string Sometimes developer requires to extract only file extension from the string object. File class can be used to perform this operation. We will see how to use File class to get the extension
Rails Difference between && and and in Ruby Difference between && and and in ruby is mainly the Precedence of these operators. ‘and’ and ‘&&’ both have different precedence. This tutorial will help understanding with the help of examples.
Rails Ruby difference between collect and map This is common question for Ruby on Rails developer(Beginner). Map and Collect both are looping methods used on Array, Hash etc. This tutorial will help understanding the exact difference between these two methods.
Rails RVM basic commands rvm install, rvm uninstall, rvm use, rvm list, rvm upgrade, rvm get stable, rvm gemset like commands will be illustrated.
