Shells like KornShell, Bash, Zsh, and Fish offer command-line editing; Emacs-style editing is recommended. Have ...

This article is reprinted from the book A Practical Guide to Linux Commands, Editors, and Shell Programming 3rd edition, with permission of the author and publisher Prentice Hall, copyright 2012 ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t pres… ...

BEGIN and END. Two unique patterns, BEGIN and END, execute commands before gawk starts processing the input and after it finishes processing the input.The gawk utility executes the actions associated ...

Understanding the Linux CLI. 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 ...

The input prompt is more like a command prompt for a programming language. In fact, Forth programmers will appreciate the RPN capabilities: /tmp/cosh$ 5 3 / 1 /tmp/cosh$ 5.0 3 / 1.6666666666666667 ...

Linux shell programming is often easier to comprehend than PowerShell because of the simplicity of pipelines compared to ...

Shell basics. The Unix command line shell is roughly equivalent to the command window in Microsoft Windows (cmd or PowerShell). The commands we walk through below will work on any Unix-like system ...

Over the weekend, experimenters discovered that OpenAI's new chatbot, ChatGPT, can hallucinate simulations of Linux shells and role-play dialing into a bulletin board system (BBS). The chatbot ...

Semantics-driven static analysis is being proposed by a group of researchers as way to ensure that Unix, Linux, and macOS shell programs are safe, bug-free, and work as expected.However, the ...