How to reduce latency inorder to increase user friendly experience?

 Method to reduce latency:

1. Caching : Process of storing information for a set period of time on a computer.

It reduces time of response by sending data to user directly

Let take an example of function returning id value after 1000 lines , we can use caching key to return id value.

example: idValue(int id){

//after 1000 lines

return id;

}

2. CDN --Content Delivery Network 

static data--[not much change in data]

Data from USA kept in India by CDN Server [ i.e mostly static data] to get information faster.

CDN -Geographically distributed network of proxy server and their objective is to serve content to users more quickly.

3. Upgrade your system