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Posts tagged with "linux"
How to Process Text Files Like a Pro with `cut`, `sort`, and `uniq`
Master Linux text processing by combining `cut`, `sort`, and `uniq` to efficiently extract, organize, and deduplicate data from any text file.
How to Create a Simple System Health Monitoring Script in Bash
Learn how to automate system health checks on Linux with a simple Bash script. Monitor CPU, memory, disk usage, and running services like a pro.
How to Write Reusable Code with Bash Functions
Learn how to write reusable, modular code in your shell scripts using Bash functions. This step-by-step guide covers syntax, parameters, and return values.
How to Handle an Unknown Number of Arguments in Bash with `$@`
Learn how to write flexible Bash scripts that can process any number of command-line arguments using the special `$@` variable. A practical, step-by-step guide for scripters.
How to Use For and While Loops to Automate Repetitive Tasks in Bash
A practical guide to mastering bash `for` and `while` loops. Learn how to automate file operations, process data, and streamline your command-line workflow with simple scripting examples.
Snoop On Your Local Network with tcpdump
Ever wondered what your smart devices are saying? Learn how to safely and ethically listen in on your local network traffic using tcpdump to understand the hidden conversations happening around you.
Real-Time Monitoring with `watch` and `diff`
Learn how to combine the `watch` and `diff` commands to monitor real-time changes in files and command outputs, a powerful technique for any sysadmin or developer.
How to Convert Image Formats on the Linux Command Line
Learn how to convert images between different formats like JPG, PNG, and WEBP using powerful command-line tools like ImageMagick and ffmpeg. This guide covers single-file and batch conversions.
Searching for Text with grep: A Practical Introduction
Learn how to use the grep command to find and filter text in files and streams. This guide covers basic usage, regular expressions, and common options to make your searches more powerful.
Finding Files Faster: A Guide to the Linux find Command
Learn how to use the powerful `find` command in Linux to locate files and directories based on various criteria like name, size, and modification time. This guide provides practical examples to help you master file searching on the command line.
A Beginner's Guide to Stream Editing with sed
Learn the basics of stream editing with the sed command in Linux. This guide covers fundamental operations like substitution, deletion, and in-place editing to get you started with this powerful text-processing tool.