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Installing LEMP Stack on Rocky Linux 9: Lessons from a “Stormy” Server Migration

By admin March 31, 2026

Learn how to install the LEMP Stack on Rocky Linux 9 based on real-world migration experience. This guide covers optimizing Nginx, MariaDB, and PHP 8.1 for peak performance.

Git

Managing Multiple GitHub and GitLab Accounts on the Same Machine with SSH Config

By admin March 31, 2026

Managing multiple GitHub and GitLab accounts on a single machine has never been easier with SSH config. This solution completely separates work and personal projects.

Linux

Is Linux Fragmented? How to Check and Optimize EXT4 and XFS Drives to Boost I/O Speed

By admin March 31, 2026

The idea that Linux doesn't fragment is a myth. Learn how to use e4defrag and xfs_fsr to check and optimize drives, effectively boosting server I/O performance.

Python

Packaging and Publishing Python Libraries to PyPI: Goodbye setup.py, Hello Poetry

By admin March 31, 2026

Forget the headaches of setup.py and requirements.txt. This guide helps you master Poetry to package and publish Python libraries to PyPI professionally, quickly, and error-free.

Development

Stop Silly Code Errors with Pre-commit Hooks, ESLint, and Prettier

By admin March 31, 2026

Don't let typos crash your system. A guide to setting up Husky, ESLint, and Prettier to automate code quality checks before every commit.

Virtualization

Configuring SR-IOV on Linux: How to Unlock Maximum Bandwidth for KVM Virtual Machines

By admin March 31, 2026

Is your KVM virtual machine experiencing slow network speeds? Discover how to configure SR-IOV to maximize throughput, reduce host CPU load, and eliminate latency.

Network

Turn Linux into a Wireless Access Point: Build Your Own “Pro” Wi-Fi Router with hostapd and dnsmasq

By admin March 31, 2026

A detailed guide to turning a Linux machine into a Wireless Access Point using hostapd and dnsmasq, with real-world troubleshooting experience for packet loss and network performance optimization.

Database

Database Management on AWS RDS: Hard-earned Lessons for Optimizing Performance and Cost

By admin March 31, 2026

Managing AWS RDS effectively is more than just clicking buttons. Explore real-world experiences in cost optimization with gp3, Multi-AZ configuration, and backup strategies for large systems.

Docker

Don’t Let Your Containers Become ‘Zombies’: Mastering Docker Healthcheck and Restart Policies

By admin March 30, 2026

Container status is 'Up' but the app is still down? Learn how to use Docker Healthcheck and Restart Policies to build self-healing systems and sleep better at night.

VMware

vSphere HA & DRS: The “Lifesaving” Duo for a Worry-Free Virtual Infrastructure

By admin March 30, 2026

Don't let system outages disrupt your business. A detailed guide on configuring vSphere HA for automatic VM recovery and DRS for professional server resource optimization.

Deploying MySQL 8 on Fedora Server: Production Configuration Guide and SELinux Troubleshooting

Vagrant + KVM/Libvirt: How to Double Your VM Speed on Linux

Gitolite: Ultra-lightweight Git Server Management for 1GB RAM VPS

MongoDB + Python: From Basic CRUD to Advanced Aggregation with PyMongo

Guide to Using git-sizer: “Rescuing” Bloated and Sluggish Git Repositories

Process Python Data Like a Pro with Counter, defaultdict, and deque

VMware vSphere NIOC Configuration Guide: Eliminating Noisy Neighbors and Optimizing Bandwidth

Deploying Metabase with Docker: A Self-Service BI Solution to Replace Manual Data Extraction

Packaging Linux Applications: A Complete Guide to flatpak-builder on Fedora

MySQL 9.0 and VECTOR: Embedding Storage Solution for AI Apps Without a Secondary DB

Installing LEMP Stack on Rocky Linux 9: Lessons from a “Stormy” Server Migration

Managing Multiple GitHub and GitLab Accounts on the Same Machine with SSH Config

Is Linux Fragmented? How to Check and Optimize EXT4 and XFS Drives to Boost I/O Speed

Packaging and Publishing Python Libraries to PyPI: Goodbye setup.py, Hello Poetry

Stop Silly Code Errors with Pre-commit Hooks, ESLint, and Prettier

Configuring SR-IOV on Linux: How to Unlock Maximum Bandwidth for KVM Virtual Machines

Turn Linux into a Wireless Access Point: Build Your Own “Pro” Wi-Fi Router with hostapd and dnsmasq

Database Management on AWS RDS: Hard-earned Lessons for Optimizing Performance and Cost

Don’t Let Your Containers Become ‘Zombies’: Mastering Docker Healthcheck and Restart Policies

vSphere HA & DRS: The “Lifesaving” Duo for a Worry-Free Virtual Infrastructure