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Claude Agent SDK: Building Production-Ready AI Agents with Python/TypeScript

By admin April 20, 2026

Master the Claude Agent SDK to build professional AI agents. Real-world insights on optimizing latency, slashing costs by 90% with Prompt Caching, and handling production errors.

Monitoring

smartmontools Guide: Diagnosing Linux Hard Drive Issues Before Your Data Vanishes

By admin April 20, 2026

Don't let your hard drive die in silence. A detailed guide on using smartmontools to diagnose HDD/SSD health on Linux and setting up automated Telegram alerts.

Security

Securing SSH with Hardware Security Keys (FIDO2/Yubikey): When Private Keys Are No Longer a ‘Fatal Weakness’

By admin April 20, 2026

Hardening server security with Hardware Security Keys (Yubikey/FIDO2). A detailed guide on setup, using Resident Keys, and configuring servers to prevent private key leaks.

Database

Mastering MongoDB Aggregation Framework: Building Real-World Data Pipelines

By admin April 20, 2026

Learn to build optimized MongoDB Aggregation Pipelines through real-world examples. Explore $match, $group, $lookup, and how to handle the 100MB RAM limit for Big Data.

Security

Auditd Configuration Guide: The “Black Box” for Tracking Every Change on Linux

By admin April 20, 2026

Hackers can wipe history but they can't hide from Auditd. A guide to configuring the Linux "black box" to trace file edits, command execution, and overall server security.

Docker

Dockerize Spring Boot: From 800MB ‘Giant’ to 150MB and the Ultimate Trick to Fix OOM

By admin April 20, 2026

Learn advanced Spring Boot Dockerization: Reduce image size from 800MB to 150MB and use smart JVM configuration to eliminate OOM errors in production.

Virtualization

Installing Windows 11 on KVM/Proxmox: The Best Way to Emulate TPM 2.0 and Secure Boot

By admin April 20, 2026

Installing Windows 11 on Proxmox/KVM often fails due to hardware incompatibility. Learn how to emulate TPM 2.0 and Secure Boot for a proper setup with full updates.

Python

Netdisco: Effortless Network Topology Automation and Switch Port Management

Snapshot Testing with Pytest-snapshot: Stop Struggling with Manual Assertions

Say Goodbye to Passwords: Implementing Magic Links with Node.js and Nodemailer

Securing Python Source Code with PyArmor: Effectively Preventing Reverse Engineering and Protecting Intellectual Property

Feature-Sliced Design (FSD): A ‘Divide and Conquer’ Solution for Large-Scale React Projects

Building Professional CLIs with Node.js and Oclif: From Fragmented Scripts to Standardized Tools

Implementing Circuit Breaker in Python: Don’t Let a Faulty API Crash Your Entire System

Deploying FastNetMon: A Lightweight DDoS Detection Solution via NetFlow/sFlow

3 Pro GraphQL Security Tips: Don’t Hand Hackers the Keys to Your Kingdom

Securing Sudo with 2FA: The Final Defense Against Root Hijacking

Claude Agent SDK: Building Production-Ready AI Agents with Python/TypeScript

smartmontools Guide: Diagnosing Linux Hard Drive Issues Before Your Data Vanishes

Securing SSH with Hardware Security Keys (FIDO2/Yubikey): When Private Keys Are No Longer a ‘Fatal Weakness’

Mastering MongoDB Aggregation Framework: Building Real-World Data Pipelines

Auditd Configuration Guide: The “Black Box” for Tracking Every Change on Linux

Dockerize Spring Boot: From 800MB ‘Giant’ to 150MB and the Ultimate Trick to Fix OOM

Installing Windows 11 on KVM/Proxmox: The Best Way to Emulate TPM 2.0 and Secure Boot

Automating Image Processing with Pillow: Tips for Compressing and Watermarking Thousands of Files

Optimizing Workflows with Custom Slash Commands in Claude Code

Evaluating RAG with RAGAS: From ‘Gut Feeling’ to Faithfulness, Answer Relevance, and Context Precision Metrics