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Mastering Velociraptor: The ‘Eye’ for Incident Response (DFIR) Across Hundreds of Linux Servers

By admin May 30, 2026

Don't let security incidents cause panic. This Velociraptor installation guide helps you investigate and collect digital evidence (DFIR) across numerous Linux servers instantly using VQL.

Linux

stress-ng: The “Heavyweight” Test for Linux Server Stability

By admin May 30, 2026

A comprehensive guide to using stress-ng for CPU, RAM, and Disk stress testing on Linux. Discover tips for verifying server stability and detecting hidden bugs before deployment.

Python

Building Multi-platform Apps with Flet: Bringing Flutter UI to the Python World

By admin May 30, 2026

Say goodbye to outdated Tkinter and welcome Flet. A detailed guide on using Python to build high-performance, beautiful multi-platform apps with Flutter UI.

Monitoring

Prometheus Recording Rules and Alerting Rules: Optimize Queries and Build Reliable Alerts for Production

By admin May 29, 2026

Prometheus Recording Rules speed up Grafana dashboards by pre-computing complex metrics on a schedule. Combined with properly configured Alerting Rules — using the `for` parameter appropriately — you eliminate alert flapping and build a reliable alerting system for production environments.

Docker

How to Set Up Nginx Proxy Manager with Docker Compose: Reverse Proxy and Automatic SSL via Web UI

By admin May 29, 2026

Nginx Proxy Manager lets you manage reverse proxies and automatic SSL through a web interface, running entirely inside Docker. This article compares popular proxy solutions, weighs their trade-offs, and walks you through a real-world deployment with Docker Compose step by step.

Fedora

Setting Up a Gaming Station on Fedora with Steam, Proton-GE, and MangoHud: Playing Windows Games on Linux Effectively

By admin May 29, 2026

A guide to setting up a gaming environment on Fedora with Steam, Proton-GE, and MangoHud. Covers installing Vulkan drivers correctly, configuring Proton-GE as a replacement for stock Proton, monitoring FPS with MangoHud, and debugging when games won't launch.

Monitoring

How to Install and Configure Thanos to Scale Prometheus: Long-Term Metrics Storage and Global View Across Multiple Clusters

By admin May 29, 2026

Thanos extends Prometheus with long-term metrics storage on S3/MinIO and a global view across multiple clusters in a single dashboard. A step-by-step setup guide using Docker Compose and Kubernetes, with practical operational tips.

Virtualization

QEMU ARM64 Emulation on Linux: Running Raspberry Pi OS and Android for IoT Development

By admin May 29, 2026

A practical guide to installing QEMU and emulating ARM64 on Linux to run Raspberry Pi OS and Android without real hardware. Covers real-world IoT development workflows: cross-compilation, Docker buildx for ARM64, snapshots, and shared folders.

Git

Git Maintenance: Boosting Performance for Repositories with Thousands of Commits

By admin May 29, 2026

Is your Git repository slowing down? Use git maintenance to automatically optimize, reducing git status and fetch times for large projects effectively.

Database

Turning PostgreSQL into a Graph Database with Apache AGE: When SQL and Cypher Converge

By admin May 29, 2026

Learn how to turn PostgreSQL into a powerful Graph Database with Apache AGE. Detailed guide from installation to Cypher queries for social networks and recommendation systems.