I realize I've been playing a bit fast and loose with my shell scripts over the last few months, because I haven't talked about how to ensure that error conditions ...

Last month, we looked at signals, the rudimentary mechanism that processes on a Linux box can use to communicate events and state changes. We talked about how each of the signals can be sent manually ...

ShellCheck is a code verifier that spots bugs, incompatibilities, and other problems in shell scripts. It’s valuable because few similar tools exist, and shell programming can be particularly flaky, ...