When we include a module into a particular class, the module methods are imported as instance methods. Whenever we extend a module into a class, the module methods are imported as class methods. I hope you guys enjoy and clear your concept about include and extend. If you want more helpful tips and trick just go through this link: https://jsgrip.com
Right-click Terminal from the Application/Utility folder, Get Info, tick the “Open using Rosetta” box. Uninstall Homebrew Reinstall Homebrew/bin/bash -c “$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)” Restart terminal Check Homebrew is working fine: brew doctor Reinstall openssl: brew install openssl Install Ruby: rvm install 2.5.3 Or any version Solution for: Ruby 1.8.7 Mac OS Bigsur __rvm_make -j8′Solution for: Cannot install ruby-2.2.7 on Mac … Read more Ruby 1.8.7 Mac OS Bigsur __rvm_make -j8 | Error running ‘__rvm_make -j16’
Observers 🧐 Observer lives longer.It can be attached & detached at any time.It is used when method is not directly associated to life cycle of Active Record objects.If you want to create observer with command-line you need to add gem first because without observer gem you couldn’t run any observer generator command so first add … Read more Ruby on Rails : Callbacks V/S Observers