What does gem cleanup do?
Description. The cleanup command removes old versions of gems from GEM_HOME that are not required to meet a dependency. If a gem is installed elsewhere in GEM_PATH the cleanup command won’t delete it. If no gems are named all gems in GEM_HOME are cleaned.
How do I edit a gem?
Download its source code into a separate folder (perhaps from github). Then modify your Gemfile to point to the source directly so that you can edit it and test your changes directly. Then, just modify the source files inside the source tree and you should be able to see your changes applied directly.
How do I uninstall Ruby from Windows?
Control Panel > System > Environment Varables > remove any paths in the PATH environment variable that have installations of Ruby. Control Panel > Programs and Features > Uninstall any Ruby Installer apps listed. Delete the Windows folders where installed.
How do I remove all gems installed?
In order to uninstall all gems, you have to loop through all entries in gem list with bash scripting. This method is very inconvenient. Thanks to Rubygems 2.1. 0, you now could do it with one command.
How do I uninstall gem bundler?
To uninstall Bundler, run gem uninstall bundler . See bundler.io for the full documentation.
How do I check my ruby version?
“how to check ruby version” Code Answer’s
- // Command line:
- $ ruby -v.
- // Within irb type “RUBY_VERSION”
- # => “2.4.1”
- // If using RVM:
- $ rvm current.
How do I uninstall Ruby from my Mac?
Uninstall Ruby on Mac with rbenv
For rbenv, use rbenv versions to see which versions you have installed. Use the uninstall command to remove a version. This will remove any gems associated with the version as well. If you want to reinstall Ruby, see Install Ruby on Mac for recommendations of newer version managers.
How do I downgrade Ruby from Windows?
To install another Ruby version, let’s follow these steps.
- Install rvm. …
- Install another Ruby version using RVM by running: rvm install 2.4.2. …
- You can now list the versions of Ruby that are installed by the command below: rvm list.
How do I uninstall Ruby Gems?
How to Uninstall a Ruby Gem
- Open a terminal. In Windows, you can do this by clicking “Start” and “Run.” When the “Run” dialog appears, type “cmd.” On Mac OS X, you can simply click the Spotlight button and type “Terminal.” …
- Type the following command to uninstall a gem: …
- Answer any prompts given by the uninstall command.
Where are gems installed?
By default, binaries installed by gem will be placed into: /usr/local/lib/ruby/gems/2.7. 0/bin You may want to add this to your PATH.
How do I undo a bundle install?
Undo Bundle Install Using –without Flag
If you want to reset your bundle settings for your app just delete the . bundle folder in your application, then your back to a blank slate again.