Book

sed & awk Pocket Reference

📖 Overview

sed & awk Pocket Reference serves as a compact guide to two essential Unix text processing tools. The book distills the core functionality of sed and awk into a portable reference format. The content covers command-line syntax, regular expressions, built-in variables, and common usage patterns for both utilities. Examples demonstrate practical applications like text substitution, data extraction, and report generation using real-world scenarios. The reference includes documentation of differences between various versions of sed and awk, including GNU sed, POSIX awk, and nawk. Command tables and pattern-matching guides enable quick lookup of specific features during hands-on use. This focused technical reference reflects the enduring role of text processing in Unix systems and programming workflows. Its emphasis on practical syntax and patterns over theory makes it a standard companion for both novice and experienced command-line users.

👀 Reviews

Readers find this reference guide useful for quick lookups but too brief for learning sed and awk from scratch. Many note it works best as a companion to the full O'Reilly sed & awk book. Liked: - Compact format fits in pocket/bag - Clear examples of common commands - Good organization and index - Helpful quick reference for syntax Disliked: - Too condensed for beginners - Some sections lack depth - Font size is small - Paper quality could be better Review Scores: Amazon: 4.5/5 (121 reviews) Goodreads: 4.1/5 (109 ratings) Sample Reviews: "Perfect for jogging my memory when I need to do something quick with sed/awk" - Amazon reviewer "Not meant as a tutorial, but invaluable at my desk" - Goodreads user "Would have liked more real-world examples" - Amazon reviewer "The microscopically small print makes it hard to read" - Goodreads user

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🤔 Interesting facts

🔹 The author, Jeffrey Friedl, is also known for writing "Mastering Regular Expressions," considered one of the definitive works on regex patterns and programming. 🔹 'sed' and 'awk' are text processing tools that originated in the 1970s at Bell Labs, the same research facility that created UNIX and the C programming language. 🔹 Despite being created over 40 years ago, sed and awk remain essential tools in modern DevOps, system administration, and data processing workflows. 🔹 The pocket reference format of this book was specifically designed to fit in the front pocket of a programmer's shirt - a common O'Reilly Media design choice in the 1990s. 🔹 The book serves as a companion to O'Reilly's larger volume "sed & awk," written by Dale Dougherty and Arnold Robbins, forming a comprehensive learning path for text processing in Unix environments.