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The less command is a powerful utility in Linux used for viewing text files or command output interactively. Unlike cat, which displays the entire content at once, or more, which allows limited navigation, less provides advanced navigation and search functionalities, making it ideal for viewing large files.
The grep command is one of the most powerful and commonly used tools in the Linux command-line environment. It allows users to search for specific patterns within files or output streams. Whether you’re a system administrator, developer, or data analyst, mastering grep can significantly improve your efficiency.
The awk command is one of the most powerful text-processing tools in Linux. It allows you to manipulate, analyze, and extract data from text files or command output efficiently. This guide will walk you through the basics of awk, along with practical examples to help you understand its capabilities.