CORS Explained Part 2 - Intermediate Level

Опубликовано: 02 Март 2026
на канале: DeKay
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Timestamps:
0:00 - Intro
0:54 - Summary of previous CORS video
2:10 - Drawbacks with earlier solutions
3:08 - Explain the solution to be programmed in this video
3:49 - Data Flow
4:49 - Create the Intermediate server
6:06 - Explain the modules that we need to install for Intermediate Server
6:44 - Get going with the installation of required modules.
9:11 - Create the index.js file to write the server code.
11:42 - Create routes/paths for each api on the intermediate server
14:29 - Code to call Binance api on the intermediate server getExchangeInfo path
17:37 - Explain the code using the flow chart
18:08 - Discuss about headers in Network tab on browser.
19:28 - Code to add CORS Header
22:00 - Client side code
27:02 - Quick summary of the code and flowchart together
27:50 - Calculate the lag associated with the Intermediate Server
30:50 - Handling APIs with parameters

CORS Part 1 :    • Video  
Code:https://github.com/karthik947/CORS-Ex...
NPM Modules Installed:
https://www.npmjs.com/package/express
https://www.npmjs.com/package/request...
https://www.npmjs.com/package/cors
Binance API Documentation: https://github.com/binance-exchange/b...
NodeJS URL: https://nodejs.org/dist/latest-v8.x/d...

Disclaimer: I am not a financial advisor nor is any content in this article presented as financial advice. The information provided in this post or any other posts that I make and any accompanying material is for educational purposes only. It should not be considered financial or investment advice of any kind. Use these tools at your own risk.