Some Handy Terminal Unix Commands:
cmd+k = clear scrollback
Man = manual
man ls = will give definition of ls – add your keyword afterwards.
man = man will give manual on man
man -k = will search for a keyword
man apropo = same as above
ls = lists files
ls -l = vertical list with details
ls -la = vertical with full details and shows hidden config files as well as the current and parent directory.
ls -lah = same as above with “human” sizes – in bytes
D = Directory
PWD = current working directory
cd .. – up one directory
cd ../.. up two directories
Tab – to autocomplete. tab tab will show options if it’s not finding what you want.
cd / = root of hard drive
cd ~ = user directory
cd – = switch to last directory (toggles between two places.)