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Scope of environment variables in shells and shell scripts
Programming and Web Development
A environment variable defined in a shell (or a shell script) stays defined everywhere, including inside new shells (or shell scripts) executed within the shell, until the shell (or the shell script) terminates or the variable gets unset explicitly. E.g.script...
Bash scripting
MacOS, Windows, and Linux
Linux and Unix
Learning Shell Scripting Language: A Guide from Newbies to System Administrator – October 3, 2013 Bash shell scripting Tutorial – Part I Advanced Bash-Scripting Guide bash Cookbook – UCLA only – licensed through O’Reilly Safari books online Unix: Debugging y...