How to facilitate the work in the terminal for beginners? Answer - CLI Companion!

CLI Companion is a kind of cheat sheet for Linux beginners, working in the terminal, made of itself in the graphical interface. As you can see in the screenshot, the application has a list of commands with a brief description, but on the right click if you select help, a manual will pop out for the team you are interested in.
You can also add your own teams cheat sheets: press the Add button, enter the name of the command, if necessary, add an argument to it and type its description.
The command selected in the list can be executed by clicking Apply, if you need an argument for it, you will be asked again.
There is also a built-in command search.

Short video, true in English:

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Installation

either download deb file

Or we connect PPA with the following commands:
sudo add-apt-repository ppa: clicompanion-devs / clicompanion-nightlies
sudo apt-get update
sudo apt-get install clicompanion

Good luck to all!!!