This presentation dives into bash shell scripting features rarely encountered in the wild. As a matter of fact, most shell scripts are written without taking advantage of the more advanced features introduced by Korn Shell in the early ’80s and the Bash Shell later in the same decade.

With Bash being ubiquitous throughout the Unix world there is little reason not to take advantage of the more advanced features it provides. Take a deep dive into Bash’s more advanced features to write more predictable, less prone to errors, and speed up the execution time by using built-in functions.