#API.
API development tutorials covering REST, GraphQL, authentication, versioning, and API design patterns.
MCP (Model Context Protocol): The Complete Developer's Guide
Master the Model Context Protocol. Build MCP servers, connect LLMs to any API, and integrate with Claude, Cursor, and Windsurf using real examples.
OpenAI Codex & Agents Cheatsheet (2026 Edition)
Master the OpenAI Agents SDK and Codex API. Essential code snippets for function calling, strict JSON schemas, and reliable code generation.
MCP vs Function Calling: What's the Actual Difference?
MCP and function calling both let AI models use tools. But they work very differently. Here's the comparison.
OpenAI API Cheat Sheet: GPT-4o, Tools & Assistants
Master the OpenAI API with this guide to GPT-4o, function calling, structured outputs, and Assistants. Includes DALL-E 3, Whisper, and embedding examples.
Gemini API Cheat Sheet: 2.5 Pro, Vision & Tools
Master Google Gemini API for 2.5 Pro and Flash models. Guide to vision, JSON output, function calling, Search grounding, and the Gemini CLI tool.
curl Cheat Sheet: API Testing, Auth & File Uploads
Master curl for API testing. This reference covers GET/POST requests, auth, file uploads, timing breakdowns, and scripting patterns for developers.
Claude API Cheat Sheet: SDK, CLI, MCP & Prompting
Complete Claude reference — Anthropic API, model IDs, Messages API params, Claude Code CLI commands, MCP setup, tool use, prompt caching, and Batch API.
Install Postman on Ubuntu
Learn how to install Postman on Ubuntu using Snap or the official Linux tarball, with steps for launching, updating, and removing it.