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Cleaning Up the .git Folder: Using Git GC and Git Prune to Slim Down Your Repository

By admin May 12, 2026

Is a bloated .git folder slowing down your clones and wasting server resources? Learn how to use Git GC and Git Prune to effectively shrink your repository from 5GB down to 800MB.

Fedora

Automating Fedora Server with Ansible: Saying Goodbye to Manual Administration

By admin May 12, 2026

Managing 10 or 100 Fedora servers is no longer a nightmare with Ansible. A detailed guide on deploying an agentless automation system to save 80% of operational time.

Monitoring

Configuring Monit: The “Lifesaver” that Automatically Restarts Linux Services at 3 AM

By admin May 12, 2026

Don't let server crashes ruin your sleep. Learn how to configure Monit to automatically monitor and restart Nginx and MySQL when issues occur.

Virtualization

Installing Waydroid on Ubuntu: Run Android as Smoothly as a Native App with Containers

By admin May 12, 2026

Forget heavy Android emulators. This guide helps you install Waydroid on Ubuntu—a lightweight, smooth, and resource-efficient solution via LXC containers.

Virtualization

Vagrant & Ansible: The Perfect Duo for Eliminating Environment Mismatches

By admin May 12, 2026

Forget about environment mismatches between dev and production. This guide shows you how to combine Vagrant and Ansible to automate server setup with a single command.

Ubuntu

BorgBackup on Ubuntu: ‘Super-Compressed’ Backup Solution and Secure Encryption for Sysadmins

By admin May 12, 2026

Guide to installing BorgBackup on Ubuntu. A smart backup solution that saves 90% storage space through Deduplication and provides absolute security with AES-256 encryption.

Git

Git Grep & Git Log -S (Pickaxe): Search Through Old Code in a Flash

By admin May 12, 2026

Thousands of files making VS Code freeze every time you search? Discover the power of git grep and Pickaxe to find code and trace history in an instant.

Monitoring

Goodbye Nagios, Hello Icinga2: Monitoring Upgrades No Longer a ‘Nightmare’

By admin May 12, 2026

Tired of Nagios's outdated interface and messy configuration files? Discover Icinga2 – a modern monitoring solution that reduces configuration time by 90% with fast Telegram alert integration.

MySQL

MySQL 5.7 to 8.0: A Safe Upgrade Path and Pitfalls to Avoid

By admin May 12, 2026

A practical guide to safely upgrading MySQL 5.7 to 8.0. Learn how to handle authentication errors, reserved keywords, and optimize performance post-upgrade.

Security

Hardening SSH Server Security with ssh-audit: Eliminating Weak Algorithms for 2024

By admin May 12, 2026

Don't let your server be compromised by outdated SSH algorithms. This guide shows you how to use ssh-audit to scan vulnerabilities and secure your SSH Server in just 5 minutes.

Effortless KVM Management with Cockpit-machines: Say Goodbye to Bulky Virt-manager

Stop “Sneaky” Connections on Linux with OpenSnitch: A Powerful Application-Level Firewall

DNF History: The ‘Time Machine’ for Risk-Free Fedora System Tweaking

RBAC on VMware vCenter: Don’t Let Junior Admins Hold the “Life and Death” Power

Bringing Claude Code to CI/CD: Hands-Free Code Reviews and Automated Testing

SPF, DKIM, and DMARC: The ‘Atomic Trio’ for 100% Email Inbox Delivery

24/7 Internet Bandwidth Monitoring: Holding Your ISP Accountable with Prometheus and Grafana

AI Agent for Server Log Monitoring: From On-call Nightmares to Smart Telegram Alerts

Teleport: How I Managed 50+ Servers and K8s Without Using a Single SSH Key

Mastering lsof on Linux: Pro Tips for Finding Processes Occupying Ports and Fixing ‘Too Many Open Files’ Errors

Cleaning Up the .git Folder: Using Git GC and Git Prune to Slim Down Your Repository

Automating Fedora Server with Ansible: Saying Goodbye to Manual Administration

Configuring Monit: The “Lifesaver” that Automatically Restarts Linux Services at 3 AM

Installing Waydroid on Ubuntu: Run Android as Smoothly as a Native App with Containers

Vagrant & Ansible: The Perfect Duo for Eliminating Environment Mismatches

BorgBackup on Ubuntu: ‘Super-Compressed’ Backup Solution and Secure Encryption for Sysadmins

Git Grep & Git Log -S (Pickaxe): Search Through Old Code in a Flash

Goodbye Nagios, Hello Icinga2: Monitoring Upgrades No Longer a ‘Nightmare’

MySQL 5.7 to 8.0: A Safe Upgrade Path and Pitfalls to Avoid

Hardening SSH Server Security with ssh-audit: Eliminating Weak Algorithms for 2024