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Virtualization tutorial - IT technology blog

Mastering Virtual Machines on TrueNAS SCALE: A Comprehensive Home Lab Guide

By admin June 9, 2026

The ultimate guide to configuring virtual machines on TrueNAS SCALE. Learn to set up Bridge Networks, optimize Zvols, and use VirtIO drivers for maximum Home Lab performance.

VMware

Vagrant + VMware Workstation: The “Killer” Combo for DevOps Lab Environments

By admin June 9, 2026

Learn how to use Vagrant with VMware Workstation to optimize lab performance. Save disk space with linked clones and discover practical troubleshooting tips for DevOps.

Database

Database Version Control with Liquibase: Automating CI/CD and ‘Painless’ Rollbacks

By admin June 9, 2026

Manual database management is the fastest route to a deployment disaster. Discover how to use Liquibase to automate migrations and secure your data just like you manage code with Git.

Database

Memcached: When to Choose This ‘Veteran’ Over Redis?

By admin June 8, 2026

Memcached remains a top choice for systems requiring massive throughput. Explore installation guides, real-world comparisons with Redis, and security tips to keep your system safe.

Python

Optimizing Python RAM with slots: Secrets to Handling Millions of Objects Without Memory Overflow

By admin June 8, 2026

Struggling with Python's high RAM usage? Discover how to use __slots__ to save up to 70% memory when handling large datasets. Practical techniques to keep your application running smoothly with millions of objects.

MySQL

Add Columns to a 200 Million Record Table in 0.1 Seconds: The Power of ALGORITHM=INSTANT in MySQL 8.0

By admin June 8, 2026

Discover how to use ALGORITHM=INSTANT in MySQL 8.0 to add or drop columns on tables with hundreds of millions of records in milliseconds, completely eliminating downtime.

Artificial Intelligence tutorial - IT technology blog

GPTCache: The Secret to Reducing OpenAI Bills by 80% and Speeding Up AI App Responses

By admin June 8, 2026

Are your OpenAI API bills too high? Learn how to configure GPTCache to reduce costs by 80% and slash AI response times to milliseconds using Semantic Caching.

Virtualization

UrBackup Guide: Professional Centralized Image and File Backup Solution

By admin June 8, 2026

A detailed guide on deploying UrBackup for centralized Windows and Linux VM backups. An open-source solution featuring powerful data deduplication and fast image backups.

Git

Lightning Fast Git Commit Cleanup with git-absorb: Automating ‘fixup’ over Manual Rebase

By admin June 8, 2026

Forget manual interactive rebasing! Learn how to use git-absorb to automatically create smart fixup commits and clean up your Git history in seconds.

Posts by admin

Mastering Virtual Machines on TrueNAS SCALE: A Comprehensive Home Lab Guide

Vagrant + VMware Workstation: The “Killer” Combo for DevOps Lab Environments

Database Version Control with Liquibase: Automating CI/CD and ‘Painless’ Rollbacks

Memcached: When to Choose This ‘Veteran’ Over Redis?

Optimizing Python RAM with slots: Secrets to Handling Millions of Objects Without Memory Overflow

Add Columns to a 200 Million Record Table in 0.1 Seconds: The Power of ALGORITHM=INSTANT in MySQL 8.0

GPTCache: The Secret to Reducing OpenAI Bills by 80% and Speeding Up AI App Responses

Expo Router: Say Goodbye to ‘Manual’ Navigation Worries in React Native

UrBackup Guide: Professional Centralized Image and File Backup Solution

Lightning Fast Git Commit Cleanup with git-absorb: Automating ‘fixup’ over Manual Rebase