direnv
direnv is used to activate Nix dev shells.
tip
direnv doesn't do anything that you can't do manually by entering CLI commands, but it will save you time and error.
Installation
Installation depends on your platform.
- GNU/Linux
- macOS
- Windows
What steps are required for you depend on your Linux distribution and package manager. The package you're looking for is usually called direnv.
Via Homebrew:
brew install direnv
Good luck -- you're on your own!