In plain old make you use them the same way you use curly braces in shell scripts. If it is in a shell script, then the the parenthesis signify subshell evaluation.

#READ THE FULL INSTRUCTIONS VERY CAREFULLY FIRST 0. Overview In this assignment we will start with a simple exercise – familiarization with shell scripting. Shell or “bash” (a variant of shell ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs ...

The most arcane shell commands and options are explained with plenty of examples. “Here” documents, a way to feed input to a script or command within the script itself, are explained thoroughly.

Check out the Shell Style Guide on GitHub to get started. Also, Apple has a document on shell script security that's also well worth a read. Be careful out there! A little extra time making sure your ...