When your system suddenly stops responding, the first thing to do is to wait a minute. Rebooting is useful, as it clears temporary files, refreshes system memory, and resolves a surprising number of ...

Linux does exactly what you tell it - dangerous commands can wipe or brick your system. Common lethal commands: sudo rm -rf /*, sudo chmod -R 777 /, :(){ :|:& };:, dd if=/dev/urandom of=/dev/sda Never ...