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Coding tutorials, software development, and CS concepts

Automate Your Life in 4 hours – Agent and Automation Zapier Course
4:00:57
freeCodeCamp.org freeCodeCamp.org

Automate Your Life in 4 hours – Agent and Automation Zapier Course

Estephania from freeCodeCamp delivers a comprehensive no-code automation course covering Zapier fundamentals through advanced AI features. Viewers learn to build workflows ranging from simple data syncs to complex AI agents and MCP servers that connect applications like Google Drive, GitHub, and Gmail without writing code.

18 days ago · 9 points
Python FastAPI Tutorial (Part 17): Testing the API - Pytest, Fixtures, and Mocking External Services
1:22:26
Corey Schafer Corey Schafer

Python FastAPI Tutorial (Part 17): Testing the API - Pytest, Fixtures, and Mocking External Services

This tutorial demonstrates how to implement comprehensive testing for FastAPI applications using pytest with async support, covering critical setup patterns like environment variable configuration before app imports, using AsyncClient for async endpoints, mocking AWS S3 with Moto, and maintaining a separate PostgreSQL test database to ensure production parity.

22 days ago · 9 points
React Native Crash Course 2026 - Build a Complete Mobile App
1:38:36
Traversy Media Traversy Media

React Native Crash Course 2026 - Build a Complete Mobile App

This crash course teaches React Native fundamentals by building a complete macro-tracking nutrition app using Expo SDK 55, covering the modern JSI architecture, single-codebase advantages, and cloud-based deployment through Expo Application Services.

24 days ago · 10 points
OpenAI Codex Essentials – AI Coding Agent
4:34:57
freeCodeCamp.org freeCodeCamp.org

OpenAI Codex Essentials – AI Coding Agent

Andrew Brown from Exam Pro delivers a certification course on OpenAI Codex, an agentic CLI coding tool that automates software development through an internal agentic loop of model inference and tool calls, preparing learners for the EXP-CODEX01 exam with practical, hands-on training rather than theoretical overview.

25 days ago · 10 points
The Ultimate Claude Code Guide | MCP, Skills & More
37:41
TechWorld with Nana TechWorld with Nana

The Ultimate Claude Code Guide | MCP, Skills & More

This advanced Claude Code tutorial demonstrates how to maximize productivity through strategic model selection, essential slash commands for context management, MCP server integration for external tools like GitHub and automated testing, and creating reusable skills as markdown workflows.

26 days ago · 10 points
CUDA Programming for NVIDIA H100s – Comprehensive Course
freeCodeCamp.org freeCodeCamp.org

CUDA Programming for NVIDIA H100s – Comprehensive Course

This comprehensive 24-hour course teaches advanced CUDA programming for NVIDIA H100 Hopper GPUs, covering asynchronous execution models, Tensor Memory Accelerator operations, WGMMA pipelines, and multi-GPU scaling strategies necessary for training trillion-parameter AI models.

about 1 month ago · 10 points