Clean cargo projects

git clean -d -f [path]

Remove untracked files, that described in ignore lists. It's usefull if you switch between branches, which of them contains removed (and ignored) file, that exists in other.

In grub menu select autoline and press e. Find the line which is started with linux and append

init=/bin/sh

to the end of this. After you will boot it (Ctrl-x), you will get a root shell immediately. But the filesystme will...