This is an important message requiring you to make a choice if you're based in the EU.
4 ways to clean your ubuntu machine. Here are some ways to clean your ubuntu PC and make it faster. Try the examples yourself and see the results.
SCP is being used to copy files from one machine to an other one. It can be used to transfer (download and upload) files vis ssh.
Learn How to Find All Files Containing Specific Text on Linux with W3docs tutorial. Also, try the examples yourself and see the results.