Posted inMonitoring
Simplify Linux Server Monitoring with Glances Web Dashboard
Forget complex terminal commands. Glances provides a comprehensive Linux monitoring dashboard right in your browser. Fast, lightweight, and highly intuitive.
Posted inDatabase
Mastering Database Auditing on PostgreSQL with pgaudit: Tracking Every Change and Securing Your System
Stop losing data without knowing why. A detailed guide on installing and optimizing pgaudit on PostgreSQL to monitor every action and strengthen production system security.
Posted inDatabase
PostgreSQL Indexing: Don’t Just Use B-Tree for Millions of Rows
Stop overusing B-Tree for everything. This article shares practical experience on using GIN for JSONB, BRIN for Big Data, and how to create indexes without locking your production database.
Posted inVirtualization
Deploying oVirt: An Enterprise KVM Management Solution to Replace VMware vSphere
A detailed guide on deploying oVirt 4.5 as a VMware vSphere alternative for enterprises. Real-world insights on installing Hosted Engine and configuring Storage and Network on KVM.
Posted inPython
Cleaning Up Python Security: Hands-on Bandit and Safety in DevSecOps
Don't let your Python projects become targets for hackers. Hands-on guide to using Bandit and Safety for automated security vulnerability scanning in DevSecOps.
Posted inAI
Ultra-fast LLM Fine-tuning with Unsloth: 90% VRAM Reduction, Run Llama 3 on Budget GPUs
Fine-tune Llama 3 8B with just 6.5GB VRAM? A detailed guide on using Unsloth to triple LLM training speed and maximize hardware cost savings for developers.
Posted inSecurity
Self-hosting Vaultwarden with Docker: Lightweight and Secure ‘Personal’ Password Management
Don't let passwords be your biggest weakness. This article guides you through deploying Vaultwarden with Docker to take full control of your data at near-zero cost.
Posted inPython
Python & Netmiko: Rescuing Network Engineers from 3 Hours of Manual Switch Configuration
Manual network administration becomes a burden as systems scale. Learn how to use Python and Netmiko to automate bulk Cisco and Juniper device configuration safely.
Posted inDevelopment
LocalStack: Simulate AWS S3, Lambda, DynamoDB Locally — Completely Free
LocalStack lets you emulate AWS S3, Lambda, and DynamoDB locally using Docker, no real AWS account needed. This guide covers setup, a comparison with alternative approaches, and pytest integration for running integration tests completely offline.
Posted inGit
Git Filter-Repo: Permanently Remove Sensitive Data and Large Files from Repository History
git-filter-repo is the officially recommended Git tool for permanently removing sensitive files, API keys, passwords, and large files from your entire repository history. This guide covers everything from installation and file removal to secret replacement, force pushing, and preventing future incidents.