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Virtualization tutorial - IT technology blog
Installing Proxmox VE on Raspberry Pi 5: Ultra Low-Cost ARM64 Home Lab with Debian Port
September 3, 2026
MySQL tutorial - IT technology blog
Manage MySQL Like a Pro: Boost Performance 200% with the mycli and mytop Duo
September 3, 2026
Development tutorial - IT technology blog
Building Spring Boot 3 & PostgreSQL REST APIs: From ‘Working’ Code to Production-Ready Systems
September 3, 2026
Development tutorial - IT technology blog
Building 2FA with Node.js: Don’t Let Passwords Be Your Only Line of Defense
September 3, 2026
Python tutorial - IT technology blog
Building a Batch Video Processing Automation System with Python and MoviePy: From Manual to ‘Industrialized’
September 3, 2026
MySQL tutorial - IT technology blog
Migrating MSSQL to MySQL: Pro Tips for Troubleshooting and Data Type Mismatches
September 3, 2026
Git tutorial - IT technology blog
Repository Rescue: Mastering git fsck to Recover Code and Fix Data Errors
September 2, 2026
VMware tutorial - IT technology blog
Optimize Windows Virtual Machines to Run ‘Silky Smooth’ with VMware OS Optimization Tool (OSOT)
September 2, 2026
Monitoring tutorial - IT technology blog
Installing Pyrra: Managing SLOs and Alerts the Google SRE Way
September 2, 2026
Fedora tutorial - IT technology blog
Installing Woodpecker CI on Fedora Server: A Lightweight CI/CD Solution for Gitea
September 2, 2026
Security tutorial - IT technology blog
Posted inSecurity

Turning Linux into a Database: Querying and Security Monitoring with osquery

Posted by By admin April 21, 2026
Stop struggling with Bash scripts. Learn how to use osquery to query the Linux operating system using SQL, making security monitoring and infrastructure management 10x more efficient.
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MySQL tutorial - IT technology blog
Posted inMySQL

MySQL 8 CTE: A Professional Solution for Hierarchical Data and Recursive Queries

Posted by By admin April 21, 2026
A detailed guide on using CTE and Recursive CTE in MySQL 8 to efficiently handle hierarchical data, replace complex Self-joins, and optimize query performance.
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MySQL tutorial - IT technology blog
Posted inMySQL

Migrating MySQL to Amazon RDS and Google Cloud SQL: Real-World Experience from Large Projects

Posted by By admin April 21, 2026
A hands-on guide to migrating MySQL to Amazon RDS and Google Cloud SQL. Includes optimization commands, connection troubleshooting, and tips to avoid downtime.
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Git tutorial - IT technology blog
Posted inGit

Mastering LF/CRLF Issues and Binary File Management with .gitattributes

Posted by By admin April 21, 2026
Don't let LF/CRLF line ending errors ruin your commit logs. Here's a guide to configuring .gitattributes to sync Windows and macOS environments while protecting binary files.
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Ubuntu tutorial - IT technology blog
Posted inUbuntu

Forgot Your Ubuntu Password? How to Reset via GRUB & Recovery Mode in 5 Minutes

Posted by By admin April 21, 2026
Forgetting your Ubuntu password is no longer a disaster. Here is a detailed guide on 2 ways to reset your password via GRUB and Recovery Mode, helping you regain control of your server in under 5 minutes.
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VMware tutorial - IT technology blog
Posted inVMware

Goodbye Patching Stress: Mastering vSphere Lifecycle Manager (vLCM) in Practice

Posted by By admin April 21, 2026
Forget risky manual ESXi updates. Discover how to use vSphere Lifecycle Manager (vLCM) to automate patching and ensure consistent driver and firmware management across VMware Clusters.
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Database tutorial - IT technology blog
Posted inDatabase

Is Your PostgreSQL Disk Bloating? Pro Tips to Fix Bloat and Optimize Autovacuum

Posted by By admin April 21, 2026
PostgreSQL disk full due to Database Bloat? Learn how to optimize Autovacuum, use pg_repack, and REINDEX CONCURRENTLY to free up space without downtime.
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CentOS tutorial - IT technology blog
Posted inCentos

OpenSCAP: The Automation ‘Weapon’ for PCI-DSS Security Audits on CentOS for DevOps

Posted by By admin April 21, 2026
Don't let security audits become a nightmare. Discover how to use OpenSCAP to automate vulnerability scanning and PCI-DSS compliance on CentOS/RHEL based on real-world DevOps experience.
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Network tutorial - IT technology blog
Posted inNetwork

Mastering Policy-Based Routing (PBR) on Linux: Route Traffic Like a Pro

Posted by By admin April 20, 2026
Don't let backup traffic clog your main connection. A detailed guide on using Policy-Based Routing (PBR) on Linux to intelligently route traffic based on source IP and Port.
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Ubuntu tutorial - IT technology blog
Posted inUbuntu

i3wm on Ubuntu: Transform Your Laptop into the Ultimate Coding Machine for Developers

Posted by By admin April 20, 2026
A detailed guide on installing and configuring i3wm on Ubuntu for developers. This article shares practical tips to optimize your workspace, boost coding efficiency, and save system resources.
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