I'm still new to bash scripting, and I'm trying to get a script to work. The other scripts to which this refers, start.sh and stop.sh, work fine, as well as my references to them. The only problem ...

Today, we're going to introduce the concepts of simple variable substitution and loops—again, with a specific focus on the Bash command line itself, rather than Bash scripting.

Making the Script Executable. After writing your script, you need to make it executable with the chmod command: chmod +x myscript.sh . Basic Syntax. A Bash script typically starts with a shebang (#!) ...

Figure 4. A simple Bash script (S2-variables.sh) Here are the Bash rules relating to variables: You define a variable with an alphanumeric name (like height). You assign a value to the variable with ...