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  • AI
  • DevOps
  • HomeLab
  • Linux
  • Networking
  • Programming
  • English
    • English
    • Tiếng Việt
    • 日本語
Breakings
Linux tutorial - IT technology blog
Beyond APT: A Field Guide to Snap, Flatpak, and AppImage
June 4, 2026
Database tutorial - IT technology blog
Native MySQL High Availability: A Practical Guide to InnoDB Cluster and Router
June 4, 2026
Programming tutorial - IT technology blog
Shipping Cross-Platform: A Production-Grade Guide to Flutter and Dart
June 4, 2026
HomeLab tutorial - IT technology blog
Self-Hosting Penpot on Docker: The Private, Open-Source Figma Alternative
June 4, 2026
Linux tutorial - IT technology blog
Reboot Linux in Seconds: Using kexec to Skip BIOS and POST
June 4, 2026
DevOps tutorial - IT technology blog
Telepresence: Local Microservices Debugging Without the 10-Minute Rebuild
June 4, 2026
Linux tutorial - IT technology blog
Stop Guessing: Use Flame Graphs to Pinpoint Linux CPU Bottlenecks
June 4, 2026
Programming tutorial - IT technology blog
HTMX: Building Interactive Web Apps Without the JavaScript Fatigue
June 4, 2026
Linux tutorial - IT technology blog
Ditch GRUB for systemd-boot: A Leaner, Faster Way to Boot Linux
June 4, 2026
AI tutorial - IT technology blog
Automating Prompt Optimization with DSPy: Declarative LLM Programming That Replaces Manual Prompt Engineering
June 3, 2026
DevOps tutorial - IT technology blog
Posted inDevOps

Mastering Multi-Cluster Kubernetes: A Practical Rancher Guide for Dev, Staging, and Prod

May 23, 2026
Tired of context-switching between Kubernetes clusters? Discover how Rancher provides a single pane of glass for managing Dev, Staging, and Production environments with ease.
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AI tutorial - IT technology blog
Posted inAI

Building Production-Grade AI Agents with Pydantic AI: A Practical Python Guide

May 23, 2026
Move beyond unpredictable LLM responses. Learn how to use Pydantic AI to build type-safe Python agents that validate data automatically and integrate seamlessly with production tools.
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Security tutorial - IT technology blog
Posted inSecurity

Hardening Redis for Production: A Practical Guide to ACLs, TLS, and Isolation

May 23, 2026
Redis is fast, but its default settings are a security risk. Learn how to implement ACLs, TLS, and network isolation to protect your production data.
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Security tutorial - IT technology blog
Posted inSecurity

Linux Digital Forensics: Recovering Evidence with Autopsy and TSK

May 23, 2026
Go beyond simple commands. Learn how to use Autopsy and The Sleuth Kit to perform deep-dive digital forensics on Linux, recover deleted evidence, and map out attacker timelines.
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Networking tutorial - IT technology blog
Posted inNetworking

SR-IOV on Linux: Slashing Latency and Reclaiming CPU for Virtual Workloads

May 23, 2026
Tired of network latency in your VMs? Learn how to configure SR-IOV on Linux to bypass the kernel, reduce CPU overhead, and achieve near-native networking speeds.
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Networking tutorial - IT technology blog
Posted inNetworking

Hardening DNS Infrastructure: Using dnsdist for Smart Load Balancing and DDoS Defense

May 23, 2026
Boost your DNS reliability and security. This guide shows you how to deploy dnsdist for intelligent load balancing, rate limiting, and DDoS protection.
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HomeLab tutorial - IT technology blog
Posted inHomeLab

Hard Drive Health: A 6-Month Production Review of Scrutiny on Docker

May 23, 2026
Is your data safe? After 6 months of production testing, here is why Scrutiny on Docker is the best way to monitor S.M.A.R.T. health and predict drive failures before they happen.
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Security tutorial - IT technology blog
Posted inSecurity

Mastering Network Visibility: A Hands-on Guide to Zeek on Linux

May 23, 2026
Move beyond simple alerts. Learn how to deploy Zeek (formerly Bro) on Linux to gain deep, metadata-level visibility into your network traffic and hunt for hidden threats.
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DevOps tutorial - IT technology blog
Posted inDevOps

Continuous Profiling with Grafana Pyroscope on Kubernetes: Find CPU and Memory Bottlenecks in Production

May 22, 2026
Grafana Pyroscope brings continuous profiling to Kubernetes, letting you capture CPU and memory flame graphs from production apps around the clock. This guide walks through deploying Pyroscope via Helm, scraping Go apps in pull mode, instrumenting Python with the SDK, and reading flame graphs to find real bottlenecks — no guesswork required.
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HomeLab tutorial - IT technology blog
Posted inHomeLab

HomeLab Power Monitoring with Home Assistant, Tasmota, and InfluxDB: Track Electricity Costs and Optimize Your Servers

May 22, 2026
Learn how to build a fully local power monitoring system for your HomeLab using Tasmota smart plugs, Home Assistant, and InfluxDB. Track per-device electricity costs, catch abnormal power draw with automated alerts, and finally understand what your home server setup actually costs to run.
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