Make bash scripts crontab-compatible
When writing shell scripts in bash, consider whether your script can be automated in a batch scheduler like cron. If you reference any external resources in your script relative to the directory in which it resides, those references may break when running your script through cron.
By default, crontab runs scripts in the user’s home directory, as specified in /etc/passwd. For user “Tim” with home directory /home/tim, a sample crontab might look something like the following:
