eBook with hundreds of Perl one-liners

In plain words

An eBook collection featuring hundreds of practical Perl one-liners for developers and system administrators who want concise code snippets for common tasks. The resource provides ready-to-use examples that demonstrate Perl's text processing and scripting capabilities. It launched in 2020 and is available through the LearnByExample website, making it useful for both learning Perl syntax and solving real-world problems efficiently.

written from the facts on this page · September 2026

From the sources

This chapter will give an overview of Perl syntax for command line usage. You'll see examples to understand what kind of problems are typically suited for one-liners. I assume that you are already familiar with use cases where the command line is more productive compared to GUI. See also this series of articles titled Unix as IDE . A shell utility like Bash provides built-in commands and scripting features to easily solve and automate various tasks. External commands like grep , sed , awk , sort , find , parallel , etc help to solve a wide variety of text processing tasks. These tools are often combined to work together along with shell features like pipelines, wildcards and loops. You can…from learnbyexample.github.io

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