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Manage Secrets Like a DevOps Pro: Mastering hvac Python and HashiCorp Vault

By admin September 18, 2026

The era of hardcoding API keys is over! Learn how to use the hvac library in Python to manage secrets professionally with HashiCorp Vault, from basics to advanced techniques.

Monitoring

Monitoring Memcached with Prometheus & Grafana: Decoding the ‘Blind Spots’ Overloading Your Database

By admin September 18, 2026

Is your system slow because of Memcached or the Database? Learn how to use Prometheus Memcached Exporter and Grafana to track Hit Rate, Evictions, and Memory Usage effectively.

Virtualization

Goodbye Docker Desktop: A Guide to Installing OrbStack on macOS to Speed Up Your Workflow

By admin September 18, 2026

OrbStack is currently the best Docker Desktop alternative for macOS. Learn how to install and use this ultra-lightweight tool that starts in just 2 seconds.

Artificial Intelligence tutorial - IT technology blog

Running Microsoft Phi-4 Locally with Ollama: A “Small but Mighty” 14B SLM for Developers

By admin September 18, 2026

How to install and optimize Microsoft Phi-4 using Ollama on a personal computer. Detailed guide on hardware configuration and model customization tips for effective code reviews.

Network

Mastering Bettercap: My Real-World Approach to Auditing LAN Vulnerabilities

By admin September 18, 2026

A guide on using Bettercap for device discovery, protocol analysis, and real-world LAN security vulnerability testing for IT Engineers.

VMware

Resolving the ‘Virtual machine disks consolidation is needed’ Error on VMware vSphere

By admin September 18, 2026

The 'Virtual machine disks consolidation is needed' error can reduce VM performance by 50%. Check out 3 ways to fix it via vCenter or the SSH command line.

VMware

Configuring NVMe over TCP on vSphere 8: Maximizing Storage Performance at Minimal Cost

By admin September 17, 2026

Don't let iSCSI slow down your system. Discover how to configure NVMe over TCP on vSphere 8 to achieve blazing-fast storage speeds on existing Ethernet infrastructure.

MySQL

Migrating PostgreSQL to MySQL: Hard-won Lessons and a Real-world Workflow

By admin September 17, 2026

A step-by-step guide to the PostgreSQL to MySQL migration process, covering data type discrepancies and SQL syntax fixes to ensure data integrity.

MySQL

MySQL on Windows Server 2022: Don’t Let ‘Next -> Next’ Compromise Your System

By admin September 17, 2026

Don't just click 'Next' when installing MySQL. Learn how to configure Windows Authentication, optimize RAM for 15M+ records, and secure your firewall for production.