📚 Tutorials

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Build Your First AI Agent with Python and LangChain: A Command-Line File Organizer

Build a production-ready command-line file organizer that uses LangChain to create an AI agent capable of categorizing, moving, and renaming files based on user intent. You'll learn advanced patterns like tool composition, agent memory, and error recovery.

Jul 28, 2026→

Redis Caching Strategies for High-Traffic CMS: Cache-Aside, Write-Through, and Invalidation Patterns

Build a production-grade content management system that handles millions of requests by implementing Redis caching strategies. You'll learn cache-aside, write-through, and cache invalidation patterns using Prisma, PostgreSQL, and Redis, with real-time cache invalidation via pub/sub.

Jul 26, 2026→

Building a Multi-Platform Chat Plugin Backend in Go: WebSocket, gRPC, and Elasticsearch with Native SDKs

Build a production-ready chat plugin architecture using Go. Covers WebSocket for real-time messaging, gRPC for internal service communication, Elasticsearch for search and history, and SDK patterns for JS, Android, and iOS.

Jul 23, 2026→

Panduan Setting Gyroscope PUBG Mobile 4 Jari & Cara Kontrol Recoil Senjata M416

Tutorial pengaturan sensitivitas Gyroscope 4 jari PUBG Mobile 90 FPS, kalibrasi sensor pergerakan, dan teknik spray lurus jarak jauh.

Jul 23, 2026→

Tips Rotasi Clash Lane Honor of Kings & Build Item Core Biar Gak Feed

Strategi memenangkan lane di Clash Lane Honor of Kings (HoK): timing gank Teleport Circle, counter pick hero meta, serta urutan item pertahanan.

Jul 23, 2026→

Settingan Sensitivitas FF Auto Headshot Patch Terbaru & Teknik Drag Shot

Kumpulan rasio sensitivitas Free Fire optimal untuk semua DPI layar HP, panduan letak Custom HUD 3-4 jari, dan trik eksekusi drag shot.

Jul 23, 2026→

Guide Macro MLBB Season Terbaru: Settingan Joystick, Hero Tier S, dan Rotasi Midlane

Panduan teknis penguasaan macro MLBB: konfigurasi control responsif, timing wave minion, serta rute rotasi efektif untuk Midlaner dan Roamer.

Jul 23, 2026→

Building a Scalable E-Commerce Platform: Kotlin Multiplatform, Rust GraphQL Backend, and Redis - Step by Step for Beginners

A beginner-friendly, hands-on guide to building a modern e-commerce platform inspired by Tokopedia. You'll set up a Rust GraphQL backend, a Kotlin Multiplatform mobile app with premium UI, integrate Redis for caching, and design infrastructure for scale — all from scratch.

Jul 15, 2026→

Payment Gateway Multi-Tenant dengan Next.js, Rust GraphQL, dan Xendit: Panduan Lokal ke Produksi

Tutorial ini memandu Anda membangun payment gateway multi-tenant dari nol: Next.js untuk UI, Rust (async-graphql) untuk backend, Xendit sebagai payment processor. Anda akan belajar desain database tenant-isolated, dynamic parameterization, deployment dengan Docker Compose, dan CI/CD GitHub Actions ke production.

Jul 14, 2026→