API Tutorial for Beginners: JSON, Keys, and JavaScript

APIs simplified! Learn what APIs are and how to use them with real weather and crypto examples you can try right now.

🎯 TIMESTAMPS:
0:00 What is an API? Instagram example
0:40 JSON data format explained
1:05 Live weather API demo (Paris → London → New York)
2:30 API keys and authentication (CoinGecko example)
3:28 Public vs Private APIs
3:56 JavaScript API calls in browser console
4:23 Building a simple buy/sell indicator
4:46 Portfolio value calculator

🔧 WHAT YOU'LL LEARN:
- API basics with real-world examples
- JSON data structure walkthrough
- Public APIs vs API key authentication
- Browser console JavaScript implementation
- Weather API integration
- Cryptocurrency price APIs
- Simple trading logic with API data

💡 PERFECT FOR:
Coding beginners, web developers, API curious minds

🛠️ APIS DEMONSTRATED:
- Weather API (public)
- CoinGecko API (with authentication)
- Live data fetching examples

Try the examples yourself - all URLs and code shown in the video!

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[orteltvoeltner]

Thanks for the breakdown! I have a quick question: I have a SafePal wallet with USDT, and I have the seed phrase. (air carpet target dish off jeans toilet sweet piano spoil fruit essay). How should I go about transferring them to Binance?