The arguments and options you use on the command line can make command output easier to use.

Command line arguments are extra commands you can use when launching a program so that the program's functionality will change. Depending on the program, these arguments can be used to add more ...

Linux/BSD command line wizardry: Learn to think in sed, awk, and grep "Do people really write these long, convoluted commands?" In a word: yes.

Clojure Macros Macro definitions look like function definitions, as they have a name, a list of arguments and a body with the Clojure code, and they allow the Clojure compiler to be extended using ...