How to find out the full path to the directory your are in ? – PWD

Opening other files on Mac OS How to open non-text files? Mac OS: "open" • Opens the program associated...

Bash keeps a history of your commands No need to re-enter long commands up and down arrow keys •...

Listing text files cat • Best for small files-no paging • May mess up your terminal • Use “reset”...

Opening other files on Linux You need to have a graphical window utility installed. Linux does not offer a...

sudo du -xsh /*

How to Remove Directories (Folders) To remove an empty directory use the -d option. rm -d dirname Copy To remove non-empty...

PWD – Print Working Directory At the command line type pwd