Not every programmer likes creating GUI code. Most hacker types don’t mind a command line interface, but very few ordinary users appreciate them. However, if you write command line programs i… ...

Python scripts are capable of more complex tasks than Bash scripts, including high-level data manipulation and integration with web services. External modules: Python's ecosystem has a library for ...

The eval command allows you to run the contents of variables as commands and can be very useful -- especially in scripts.