Compare a string using sh shell
I am using SH shell and I am trying to compare a string with a variable’s value but the if condition is always … Read more
shell
Take a full page screenshot with Firefox on the command-line
I’m running Firefox on a Xvfb in a VPS. What I want to do is to take a full page screenshot of the … Read more
How do I kill background processes / jobs when my shell script exits?
I am looking for a way to clean up the mess when my top-level script exits. Especially if I want to use set … Read more
commands not found on zsh [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question … Read more
How to check if a file exists in a shell script
I’d like to write a shell script which checks if a certain file, archived_sensor_data.json, exists, and if so, deletes it. Following http://www.cyberciti.biz/tips/find-out-if-file-exists-with-conditional-expressions.html, I’ve … Read more
Meaning of $? (dollar question mark) in shell scripts
What does echo $? mean in shell programming? 8 Answers 8
Curl to return http status code along with the response
I use curl to get http headers to find http status code and also return response. I get the http headers with the … Read more
What’s an easy way to read random line from a file?
What’s an easy way to read random line from a file in a shell script? 13 Answers 13
What are the uses of the exec command in shell scripts? [closed]
Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so … Read more
shell script to remove a file if it already exist
I am working on some stuff where I am storing data in a file. But each time I run the script it gets … Read more