中文 EN
Login Sign Up
Developer Learning Platform

Programming tutorials, AI tools, and developer entrepreneurship resources for full-stack growth

Start Learning Browse Categories
Scroll Down
0
Tutorials
0
Categories
0
Tags
0
Users
Daily Challenge

Today's Coding Challenge

One challenge a day to level up your coding skills

medium Python 10 pts

FastAPI路由装饰器

Next Challenge In
--:--:--
Resets at midnight
Hot Tags

Popular Tech Tags

Python JavaScript AI FastAPI React Docker Git Linux SQL TypeScript LangChain ChatGPT Claude OpenAI Flask Vue.js MongoDB Redis API DevOps
Categories

Full-Stack Developer Learning Paths

Python Full-Stack

Python basics, web dev, data science

39 tutorials Start

AI Development

ChatGPT, Claude, AI Agents

101 tutorials Start

Web Development

FastAPI, Flask, frontend/backend

20 tutorials Start

AI Agents

Agent dev, LangChain

0 tutorials Start

Claude Code

AI coding assistant tutorials

99 tutorials Start

Codex Tutorials

OpenAI Codex deep guides

94 tutorials Start

DevOps

Docker, CI/CD, cloud deploy

0 tutorials Start

Database

MySQL, PostgreSQL, Redis

0 tutorials Start
Featured

Featured Tutorials

Latest Tutorials

Learning Path

Developer Growth Roadmap

Complete learning path from zero to full-stack engineer

Basics

Python basics, environment setup, data types

2-4 weeks

Development

Web frameworks, API dev, database ops

4-8 weeks

AI Applications

AI Agents, LangChain, model deployment

6-12 weeks

Full-Stack

SaaS building, DevOps, product launch

8-16 weeks
AI Tools

Top AI Tools

Curated AI tools for developers, 10x productivity

ChatGPT

Most powerful general AI assistant

Free/Paid★★★★★

Claude Code

AI coding assistant, code generation

Free/Paid★★★★★

OpenAI Codex

Code understanding & autocomplete

Paid★★★★☆

LangChain

LLM application framework

Open Source★★★★☆

Midjourney

AI image generation tool

$10/月★★★★★

Runway ML

AI video generation & editing

Free/Paid★★★★☆

GitHub Copilot

AI code completion & suggestions

$10/月★★★★★

Cursor

AI-powered code editor

Free/Paid★★★★★
Quick Start

5-Minute Quick Start

Copy code and run your first project now

Python 
pip install fastapi uvicorn

# main.py
from fastapi import FastAPI
app = FastAPI()

@app.get("/")
def hello():
    return {"msg": "Hello World!"}

# Run: uvicorn main:app --reload
Start Learning
AI Agent 
pip install langchain openai

from langchain.chat_models import ChatOpenAI
from langchain.agents import initialize_agent

llm = ChatOpenAI(model="gpt-4")
agent = initialize_agent(tools=[], llm=llm)
agent.run("Hello, AI!")
Start Learning
Cheat Sheets

Developer Cheat Sheets

Common syntax & commands on one page

Python

Data types, list comprehension, decorators, exceptions

2 pagesPDF

Git

Branch ops, merge conflicts, rollback, common commands

2 pagesPDF

Docker

Container mgmt, Dockerfile, Compose, networking

3 pagesPDF

Linux

File ops, permissions, process mgmt, shell scripting

2 pagesPDF

SQL

SELECT queries, JOINs, subqueries, index optimization

2 pagesPDF

JavaScript

ES6+ syntax, Promises, async/await, DOM ops

3 pagesPDF
Community

Developers Love Us

"The Python tutorials took me from zero to building independently. Very practical!"
W
Wang
Python Full-Stack Dev
"High quality AI Agent tutorials. Follow along and start LangChain dev"
L
Li
AI App Engineer
"Clear FastAPI tutorials with ready-to-use code examples. Highly recommend!"
Z
Zhang
Web Dev Instructor
FAQ

Frequently Asked Questions

Start with Python basics. Our learning roadmap provides a complete path from zero to full-stack. Complete Python basics first, then choose Web dev or AI direction.

Most tutorials are free. Some advanced content and source code downloads require a subscription. Free content is sufficient for systematic learning.

Zero experience is fine! Beginner tutorials start from the basics. Those with experience can jump to advanced courses.

Each tutorial has a comment section for questions. We also provide a community forum and Discord group for discussion.