The Linux expect command takes script writing to an entirely new level. Instead of automating processes, it automates running and responding to other scripts. In other words, you can write a script ...

The printf command offers well-defined behavior following the POSIX standard, which means it works the same way across shells ...

The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...

Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script. Image: dennizn/Adobe Stock ...

The pa.sh tool finds sections of code that can run independently, then runs them in parallel to save time. Researchers have open-sourced pa.sh (also called pash), a tool that can dramatically speed up ...

Imagine that you want to output multiple lines of text in Bash, or any shell script. Maybe it’s for a help string for a particularly convoluted shell script you’re writing. You could have a separate ...

FFmpeg was designed as a cross-platform solution for video and audio recording, conversion, and streaming. Its About page describes the command-line tool as “the leading multimedia framework, able to ...

PHP web scripts lose performance for a lot of reasons. The bottleneck can be in database queries, web page access or even slow algorithms. When performance drops, the user gets frustrated waiting for ...