Talk about callback, promises and async await

[ashique12009]

Deeply talk about callback, promises and async await with real life examples. Thanks!

[yeasin2002]

Thanks, your suggestion is incredibly valuable, I will write details about promise, callback and async waiting with real life example. However, you can also create PR if you are interested. Stay tuned, I will write these things. Thank you again.

[yeasin2002]

Hey @ashique12009 I'm are working on this project again, kindly check after a few days. and feel free to contribute if you can

[yeasin2002]

In version 2, we will use a website with Markdown. This will make your experience better.