Shell Parameters (Bash Reference Manual)| www.gnu.org
Shell Functions (Bash Reference Manual)| www.gnu.org
Invoking Bash (Bash Reference Manual)| www.gnu.org
The Restricted Shell (Bash Reference Manual)| www.gnu.org
Pipelines (Bash Reference Manual)| www.gnu.org
Learn about the Bash null command, also known as the POSIX shell colon command. This post cover concrete use cases and pitfalls to avoid.| Shell Tips!
Bash Variables (Bash Reference Manual)| www.gnu.org
The Set Builtin (Bash Reference Manual)| www.gnu.org