linux shell

Bash warning - argument expected http://stackoverflow.com/questions/29178135/bash-warning-argument-expected Bash Shell: Check File Exists or Not http://www.cyberciti.biz/faq/unix-linux-test-existence-of-file-in-bash/ HowTo Format Date For Display or Use In a Shell Script http://www.cyberciti.biz/faq/linux-unix-formatting-dates-for-display/ Bash For Loop Examples http://www.cyberciti.biz/faq/bash-for-loop/ Check existence of input argument in a Bash shell script . Any arguments appear as "$1" , "$2" , "$3" and so on. The count of arguments is in the shell variable "$#" . http://stackoverflow