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  • AI
  • DevOps
  • HomeLab
  • Linux
  • Networking
  • Programming
  • English
    • English
    • Tiếng Việt
    • 日本語
Breakings
Programming tutorial - IT technology blog
Speed Up Python with Numba JIT: Make Heavy Data Processing 100x Faster
September 3, 2026
DevOps tutorial - IT technology blog
CDK for Terraform (CDKTF) with Python: Deploy Cloud Resources Without Writing HCL
September 3, 2026
Programming tutorial - IT technology blog
Clean Up Your Java Code: A Practical Guide to Vavr
September 3, 2026
DevOps tutorial - IT technology blog
Stop Deploying Broken Docker Images: A Guide to Container Structure Tests
September 3, 2026
Programming tutorial - IT technology blog
Mastering Golang Memory Profiling: A Practical Guide with pprof
September 3, 2026
DevOps tutorial - IT technology blog
Stop Storing Secrets in Git: A Guide to 1Password Connect on Kubernetes
September 3, 2026
Networking tutorial - IT technology blog
Building a Network Performance Testbed: High-Speed Testing with TRex on Linux
September 1, 2026
Programming tutorial - IT technology blog
Stop Writing Boilerplate: A Guide to Python Dataclasses, Attrs, and Pydantic
September 1, 2026
Networking tutorial - IT technology blog
Build Your Own Private 5G Network: A Hands-On Guide with Open5GS and srsRAN
September 1, 2026
Programming tutorial - IT technology blog
Mastering Socket.IO in Node.js: Building Secure, Production-Ready Real-Time Apps
September 1, 2026
Programming tutorial - IT technology blog
Posted inProgramming

Scaling Beyond REST: A Hands-on Guide to Redis Streams and Python

April 30, 2026
Tired of cascading timeouts in your microservices? Discover how Redis Streams and Python provide a lightweight, persistent alternative to Kafka for building reliable event-driven systems.
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DevOps tutorial - IT technology blog
Posted inDevOps

Local Kubernetes: Why You Should Swap Minikube for kind or k3d

April 29, 2026
Ditch expensive cloud testing. Learn how to use kind and k3d to spin up local Kubernetes clusters in seconds, compare their performance, and automate your testing with GitHub Actions.
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HomeLab tutorial - IT technology blog
Posted inHomeLab

Stop Wasting Food: Self-Hosting Grocy on Docker for Smart Inventory

April 29, 2026
Tired of spoiled food and duplicate purchases? This guide shows you how to deploy Grocy on Docker, automate inventory with barcodes, and integrate it with Home Assistant.
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Database tutorial - IT technology blog
Posted inDatabase

Scaling SQL Without the Sharding Headache: A CockroachDB Guide

April 29, 2026
Stop worrying about manual sharding and database downtime. This guide shows you how to deploy CockroachDB, a distributed SQL database that offers global scalability and high availability.
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Programming tutorial - IT technology blog
Posted inProgramming

Stop Breaking Your APIs: A Practical Guide to Consumer-Driven Contract Testing with Pact

April 29, 2026
Eliminate 'Integration Hell' and prevent API breaking changes. This guide shows you how to master Consumer-Driven Contract Testing using Pact and Node.js.
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Security tutorial - IT technology blog
Posted inSecurity

Stop Trusting Tags: Secure Your Container Supply Chain with Cosign

April 29, 2026
Container tags are easily spoofed. Learn how to use Cosign and Sigstore to sign your images and protect your Kubernetes clusters from supply chain attacks.
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Linux tutorial - IT technology blog
Posted inLinux

Mastering Software RAID with mdadm: A Practical Guide to Linux Disk Redundancy

April 29, 2026
Don't let a drive failure take down your server. This guide shows you how to configure mdadm on Linux to create RAID 0, 1, 5, and 6 arrays for maximum uptime.
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Linux tutorial - IT technology blog
Posted inLinux

How to Migrate CentOS 7 to Rocky or AlmaLinux Using ELevate

April 29, 2026
CentOS 7 is officially EOL. This guide shows you how to use ELevate to perform a safe, in-place upgrade to Rocky Linux or AlmaLinux 8 without reinstalling from scratch.
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Linux tutorial - IT technology blog
Posted inLinux

Linux IPC: A Practical Guide to Pipes, Queues, Shared Memory, and Sockets

April 29, 2026
A deep dive into Linux IPC mechanisms. Learn when to use Pipes, Sockets, and Shared Memory, featuring performance tips and resource management strategies.
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Security tutorial - IT technology blog
Posted inSecurity

Stop Shipping Vulnerabilities: Automating SAST with Semgrep

April 29, 2026
Catch vulnerabilities before they hit production. This guide shows you how to use Semgrep to automate security scans in your CI/CD pipeline, reducing manual review time and preventing costly leaks.
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