Git and Bash Commands I Never Remember

Generating a New ssh Key.

Setting a Git branch to Track to a Remote.

Given a branch localfoo, the first command shown is for tracking to the remote upstream. The second shows the command if setting without the localfoo being the current branch.

Longform Git Branch Tracking Commands.

How to free up space when the boot disk gets full form kernal installations and such.

I rarely need to know the exact version, or already know the exact version, but sometimes I forget and don’t recall the exact commands to get the version and name of the kernel, OS version, and the line with Linux. So these resolve that question.