what is the difference between the Observers and Callbacks in Ruby on Rails?
At is cross-site request forgery (csrf)?
How is calling super() different from the super call?
how can you declare a block in Ruby?
how can we define Ruby regular expressions?
Which command is used to create a migration?
what are rails filters?
What are the servers supported by ruby on rails?
What is the main function of helpers used in ruby on rails?
How is visibility of methods changed in ruby (encapsulation) ?
Write the command to update rvm in rails.
The string can be represented in single as well as double quotes. What is the difference between the two?
What is rails migration? What can it do?