file changes

This article provides a comprehensive guide on using the `entr` tool, a Unix utility for executing commands in response to file changes. It covers installation methods for different Linux distributions including Ubuntu, Fedora, and openSUSE. It explains `entr`'s usage with practical examples such as auto-compiling code, refreshing web pages, and running tests when files are updated, along with tips for optimally leveraging `entr` in complex projects.

Learn how to monitor file changes in real time with `inotifywait`, a key Linux tool for system administrators and developers. This guide covers installation, essential commands, and practical usage for monitoring files and directories and specifying event types like modifications or deletions. Ideal for enhancing security and streamlining system operations.