Why knowing a few commands is useful;
Issuing commands on your own computer;
Using SSH to log into your Web server;
Getting your bearings: pwd, cd ls;
Viewing and moving files: cat, more, head, tail, mv, cp, rm;
Searching for files: find;
Looking through and editing files: grep, vi;
Backing up and restoring files and databases: tar, zip, unzip, mysqldump, mysql;
File permissions: chmod. |