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 Uninstall Ruby on Rails?
Just delete it; the whole folder that was created by the rails command you started with, in this case the expenses folder. It’s all self-contained. The rails command creates a copy of the framework, so it’ll still be installed.
How do you Uninstall Ruby?
Open the Apps & Features section in the Windows Settings dialog, select the RubyMine app and click Uninstall. Depending on your version of Windows, the procedure for uninstalling programs may be different. You can also manually run Uninstall.exe in the installation directory under /bin.
Is Ruby preinstalled on Mac?
First of all, Ruby is already pre-installed on your Mac. However, the pre-installed version is a few versions behind so we’ll look into the other ways to install Ruby. Using a package management system makes your life easier when installing any software. On a Mac, you can use Homebrew to install newer versions of Ruby.
How do I Uninstall a specific version of Ruby?
Any gems that you install while using an RVM’s ruby version, is self contained in that version. However there may come a time when you no longer want to use a particular ruby version and want to delete it along with all it’s gems. Then this can be done using the “remove” command.
How do I delete a controller in Ruby on rails?
you just put d(destroy) instead of g(generate) in your migration. rails destroy controller sample. If you want to reverse the generation, all you have to do is swap generate with destroy .
How do I uninstall bundler?
Installation and usage
To uninstall Bundler, run gem uninstall bundler . See bundler.io for the full documentation.
How do I uninstall old Ruby?
Removing Rubies. There are two ways to remove rubies from rvm: rvm remove # Removes the ruby, source files and optional gemsets / archives. rvm uninstall # Just removes the ruby – leaves everything else.
How do I change Ruby version on Mac?
Set Ruby version with rvm on Mac
To set a default Ruby version with rvm, enter rvm –default use 3.0. 0 on the command line. To switch to the system ruby, enter rvm use system . To switch back to the default, rvm default .
What is the Ruby folder on Mac?
Which Ruby do you have? MacOS comes with a “system Ruby” pre-installed. If you see /usr/bin/ruby , it is the pre-installed macOS system Ruby. It’s fine to use the system Ruby for running sysadmin scripts, as long as you don’t alter the system Ruby by attempting to update it or add gems.
How do I know if Ruby is installed on my Mac?
MacOS comes with a “system Ruby” pre-installed. If you see /usr/bin/ruby when you use the which command, it is the pre-installed macOS system Ruby.
How can I tell which version of Ruby is installed?
Check via the ruby –version command in terminal. Then let’s list all the Ruby packages available to install. This will display all the known Ruby versions.
Where are Ruby Gems installed Mac?
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 uninstall Ruby from Mac Rbenv?
To remove a Ruby version from rbenv, delete the corresponding directory in ~/. rbenv/versions . E.g. Run rbenv rehash afterwards to clean up any stale shimmed binaries from the removed version.
How do I uninstall Ruby and RVM?
After above code, to remove full trace of the RVM, using below code. This will be remove RVM Gem. You can also use above code to remove/ uninstall ruby version manager – RVM.
uninstall ruby version manager – RVM
How do I uninstall NVM?
Essentially you’d need to reverse the steps in install.sh – remove any nvm lines from ~/. bash_profile (and/or ~/. profile ), rm -rf ~/. nvm , and either reopen your shell, or re-source your bash profile.