How can I get bash to exit on backtick failure in a similar way to pipefail?
So I like to harden my bash scripts wherever I can (and when not able to delegate to a language like Python/Ruby) to ensure errors do not go uncaught.
shell-script
How can I propagate my SSH pub key to a list of servers without having to type my password in over and over?
I was recently given username/password access to a list of servers and want to propagate my SSH public key to these servers, so that I can login more easily.
Bash script to remove the oldest file from from a folder
I want to make a bash script to delete the older file form a folder. Every time when I run the script will be deleted only one file, the older one. Can you help me with this?
Thanks
How to send variable to an inline shell-script?
I run the following script:
Testing if a variable is empty in a shell script
I have seen the following technique used many times on many different shells, to test if a variable is empty:
Splitting string by the first occurrence of a delimiter
I have a string in the next format
Why the “-” in the “#! /bin/sh -” shebang?
#! /bin/sh – Is (or at least was) often the recommended shebang to have a script interpreted by /bin/sh. Why not just #! /bin/sh or #!/bin/sh? What’s that – for? Answers: Thank you for visiting the Q&A section on Magenaut. Please note that all the answers may not help you solve the issue immediately. So … Read more
reason for exec in wrapper scripts
I have seen wrapper script examples which in a nutshell are following:
How do I add X days to date and get new date?
I have Linux ( RH 5.3) machine
How to open terminal, split to 9 terminals and switch between them using one script?
I would like to open a terminal, split it to lets say 9 parts (3×3) and execute some bash script. But for each terminal part different script.