Tutorials Intermediate
Anthropic SDK v1.0: The Silent httpx2 Mock Trap
Upgrade to anthropic>=1 without your respx mocks and OTel traces going quietly blind.
13 min read·Kodetra Technologies
7d agoGuides
AI Guides for Builders
How-to content for builders, indie hackers, and AI engineers. Less theory, more shipped code.
Tutorials 
Tutorials Intermediate
Pydantic AI: Type-Safe Agents You Can Unit Test
Build agents with typed deps, validated output, and offline tests using Pydantic AI.
9 min read·Kodetra Technologies
Jun 24
Mobile Intermediate
SwiftUI Liquid Glass: Build iOS 26 Translucent UI
Master glassEffect, GlassEffectContainer and morphing in iOS 26 SwiftUI.
9 min read·Kodetra Technologies
May 12
Mobile Intermediate
Expo Router Universal Links: Deep Link Setup in 2026
Open your app from any https URL with Expo Router. iOS + Android setup that actually works.
8 min read·Kodetra Technologies
May 5
Database Advanced
PostgreSQL 18 Async I/O: Tune for 3x Faster Reads
Configure io_method, io_workers, and io_uring for big PostgreSQL read throughput gains.
9 min read·Kodetra Technologies
Apr 29
Tutorials Beginner
OpenAI AgentKit Tutorial: Build Your First AI Agent
Step-by-step guide to build, test, and deploy AI agents with AgentKit + ChatKit.
3 min read·Kodetra Technologies
Apr 20
Tutorials Beginner
GPT-5.4 Computer Use: Build a Desktop AI Agent Guide
Automate desktop tasks with GPT-5.4's native computer-use API in six simple, tested steps.
3 min read·Kodetra Technologies
Apr 17
Tutorials Beginner
Google ADK: Build Your First AI Agent in Python
Step-by-step guide to building, testing, and deploying AI agents with Google Agent Development Kit
4 min read·Kodetra Technologies
Apr 16
Tutorials Intermediate
MobAI + Claude Code: Autonomous iOS App Testing Guide
Let Claude Code test your entire iOS app autonomously — no XCUITest scripts, just one prompt. Setup guide.
6 min read·Kodetra Technologies
Apr 11