How do I choose a Ruby version?
Selecting a version of Ruby x or above to use a Ruby version specifier. You can use the ruby keyword in your app’s Gemfile to specify a specific version of Ruby. Heroku recommends you run the latest Ruby version your app can handle. Ruby 2.5.
Which Ruby Version Manager is best?
Rbenv
Rbenv. Along with RVM, Rbenv has long been the most popular version manager for Ruby. Rbenv uses shims to intercept common Ruby commands. (Asdf also uses shims.)
What version of Ruby is current?
The current stable version is 3.0. 3. Please be sure to read Ruby’s License.
What versions of Ruby are supported?
Ruby & Rails Compatibility Table
| Rails Version | Required Ruby Version | Recommended Ruby Version |
|---|---|---|
| 6.0.x | >= 2.5.0 < 3.0.0 | 2.6.x |
| 5.2.x | >= 2.2.2 < 2.7.0 | 2.5.x |
| 5.1.x | >= 2.2.2 < 2.6.0 | 2.5.x |
| 5.0.x | >= 2.2.2 < 2.5.0 | 2.4.x |
How do I know if I have Ruby Rbenv?
For more information on rbenv, check the official GitHub repository.
- List the installed Ruby versions. To list the installed Ruby versions in your machine with rbenv, run the following command: rbenv version.
- Install a Ruby version.
- Use a specific Ruby version for a project.
How do I update my Ruby version?
Ruby versions (updating)
- Upgrade ruby (using rvm) sudo rvm get head.
- Install bundler. gem install bundler.
- Go to application root directory and install gems. cd APPLICATION_ROOT.
- Install Easy Redmine. rake easyproject:install RAILS_ENV=production.
- You may also need to change the ruby version in a startup script.
Should I use RVM or Rbenv?
RVM is more resourceful but rbenv is lightweight which makes it a strong contender for RVM. RVM is used to manage and install different versions of Ruby and gemsets on system where Rbenv is a lightweight Ruby version management tool. Compared to RVM, rbenv does not manage gemsets nor install different Ruby versions.
Can I have both RVM and Rbenv?
You can’t really have rbenv and rvm coexist. With rvm, it overrides the ‘gem’ command, so that would make rbenv useless. If you want to use rbenv for both, you’d have to avoid using gemsets and instead use bundler to handle dependencies.
Is Ruby 3 supported by rails?
Ruby 3 has been released on 25 December 2020, and increase speed performance almost 3 times when compare with Ruby 2.0 (not latest one 2.7. 2) and also when using JIT. We will try to check live world performance using Ruby on Rails 6.
How long will Rails 5.2 be supported?
| Version | Released | Security Support |
|---|---|---|
| 6.1 | 1 year ago (09 Dec 2020) | Yes |
| 6.0 | 2 years and 4 months ago (16 Aug 2019) | Ends in 1 year and 5 months (01 Jun 2023) |
| 5.2 | 3 years and 8 months ago (09 Apr 2018) | Ends in 5 months and 2 weeks (01 Jun 2022) |
| 5.1 | 4 years and 7 months ago (27 Apr 2017) | Ended 2 years and 3 months ago (25 Aug 2019) |
How do I upgrade Ruby to Rbenv?
If you’ve installed rbenv manually using Git, you can upgrade to the latest version by pulling from GitHub:
- cd ~/.rbenv git pull.
- cd ~/.rbenv/plugins/ruby-build git pull.
- # list latest stable versions: rbenv install -l # list all local versions: rbenv install -L # install a Ruby version: rbenv install 2.0.0-p247.