Nice Video introduction ==> https://www.youtube.com/watch?v=8sC55WKzJW4 data pass ==> https://drive.google.com/file/d/1941l3yFwBYOYw2rLwvcnzCXTDbHaBwr4/view?usp=sharing Data binding , Interpolation and Property binding ------->> https://www.youtube.com/watch?v=QN6UbL92rLc r Lc Adding custom HTTP Headers to requests We can also add custom HTTP headers to our HTTP requests using the HttpHeaders class. First create an instance of the HttpHeaders class and then set your custom HTTP header. For example: const headers = new HttpHeaders().set("X-CustomHttpHeader", "CUSTOM_VALUE");...