#bash Development Tutorials & Tips | Roast Dev

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Introducing TruthByte: A Command-Line Tool for File Integrity Verification

TruthByte is a command-line utility designed to verify file integrity using various hash algorithms, including SHA256, SHA512, MD5, and SHA1. Whether you're downloading large files, managing backups, ...

13.04.2025 0 Read More

How to Write Unit Tests for Bash Scripts (The Simple Way)

Introduction If you enjoy writing Bash scripts to automate tasks, then you might ask yourself: "Can I write tests for my Bash scripts?".The answer is: Yes, you can! And it's not hard at all. ...

14.04.2025 0 Read More

🐧 Linux Bash Scripting & Command Line Cheatsheet for DevOps

This cheatsheet provides quick examples and explanations for essential Linux commands and bash scripting constructs with command output simulations for better understanding. 📁 File & ...

14.04.2025 0 Read More

Bash + Telegram: Server Monitoring and Instant Notifications

This article is written for people with basic Linux knowledge. It explains how to write a bash script for sending instant server activity notifications to Telegram. I'll try to explain the topic in ac...

15.04.2025 0 Read More

Automate Semantic Versioning and Tagging with a Git Hook

Managing version numbers and creating Git tags are essential parts of the software release cycle. Manually updating version files, creating commits, and tagging releases can be tedious, inconsistent, ...

15.04.2025 0 Read More

Protect your Virtual Machine with Fail2ban

Intro OK so after a long time playing around with Linux servers, and now at the stage I have to spin them up pretty frequently with dozens done this year alone, I made a 10 Things to do on Ne...

16.04.2025 0 Read More

How to Run Cron Jobs Only When Internet Is Available Using a Shell Script

Sometimes, you need to run a scheduled task only when your Linux machine is connected to the internet — like syncing files, backing up to cloud storage, or fetching API data. Cron alone doesn't have...

17.04.2025 0 Read More

Linux: Finding Files

Most of you will know how to navigate directories using the cd command and how to create a directory with mkdir. You will also be familiar with the mv command. The mv command is not just for moving fi...

18.04.2025 0 Read More

The Ultimate Bash Scripting Tutorial: From Beginner to Advanced

Bash scripting is a powerful tool for automating tasks, managing systems, and boosting your productivity as a developer. Whether you're a command-line newbie or a seasoned coder, this guide will take ...

20.04.2025 0 Read More

Bump Your Semantic Version

While looking at some old bash script that bumps my semantic versions I almost puked looking at my old ham handed way of bumping the version. That led me to see how I could do it "better". Why? I du...