How do I switch from Ruby to RVM?

How do I run RVM?

Examples of using RVM

  1. RVM version. …
  2. Use a particular Ruby. …
  3. List Ruby interpreters available for installation. …
  4. List Ruby interpreters you’ve already installed. …
  5. Equivalent to “rvm use 2.1.1”, due to defaults. …
  6. Switch to the system user gems directory. …
  7. Use the user set default ruby. …
  8. Use the system ruby (as if no rvm)

How do I change the default Ruby 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 .

How do I downgrade Ruby Version?

As others have mentioned, its hard to come up with exact solution, in general to downgrade or switch versions for a user:

  1. Install Ruby 1.8.7 (or locate it on your system if you have it already)
  2. Edit your .bash_profile or .bashrc file to update your $PATH so that the 1.8.7 executable is found first. …
  3. 7/bin/ruby.
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Where is RVM installed?

Single-User Install Location: ~/. rvm/ If the install script is run as a standard, non-root user, RVM will install into the current users’s home directory.

How do I change Ruby to Rbenv?

Get started with rbenv

  1. List the installed Ruby versions. To list the installed Ruby versions in your machine with rbenv, run the following command: rbenv version. …
  2. Install a Ruby version. To install a new Ruby version, use the rbenv install command: rbenv install VERSION. …
  3. Use a specific Ruby version for a project.

How do I download RVM on Ubuntu?

Install

  1. Add the PPA and install the package. Open a terminal ( Ctrl+Alt+T ) and run: …
  2. Change your terminal window. Now, in order to always load rvm, change the Gnome Terminal to always perform a login. …
  3. Reboot. …
  4. Enable local gemsets. …
  5. Install a ruby.

What is Rbenv and RVM?

Both rbenv and RVM are Ruby version management tools aka package managers. A package manager is a collection of software tools that automates the process of installing, upgrading, configuring, and removing computer programs from an OS in a consistent manner.

How do I remove RVM from my Mac?

Remove rvm

  1. Run the program which removes the rvm/ directory and all the rubies built within it: rvm repair rvm cleanup rvm implode –force. …
  2. Remove folders: rm -rf /usr/local/rvm sudo rm /etc/profile.d/rvm.sh sudo rm /etc/rvmrc sudo rm ~/.rvmrc.

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.

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Where is Ruby installed on Mac?

MacOS comes with a “system Ruby” pre-installed. If you see /usr/bin/ruby , it is the pre-installed macOS system Ruby.

How do I install a specific version of Ruby?

Get started with rbenv

  1. List the installed Ruby versions. To list the installed Ruby versions in your machine with rbenv, run the following command: rbenv version. …
  2. Install a Ruby version. To install a new Ruby version, use the rbenv install command: rbenv install VERSION. …
  3. Use a specific Ruby version for a project.

How do I install an older version of Ruby in Termux?

2 Answers

  1. Install gawk, curl and tar packages: apt install curl gawk tar.
  2. Go to rvm.io site and just copy ‘Install RVM’ command, look’ like: …
  3. Add this line [[ -s “$HOME/.rvm/scripts/rvm” ]] && . “$ …
  4. Now your shell must writing a syntax PS problem, just open rvm script and edit it:

What is Ruby version file?

Many Ruby (or Rails) projects will include a simple .ruby-version file, which simply specifies a version number, for example: 2.4.2. Popular tools to help you manage your Ruby version are: Ruby Version Manager (RVM) rbenv.