A developer's blog on backend systems, APIs and scalable tech.
dns-prefetch tells the browser that it should perform the resolution of a given domain name (determining the IP to connect) before that domain is used to download resources. preconnect indicates…
To build good apps, you must be able to debug effectively. You must be able to use all of your available tools. New API in Angular 9 It comes directly…
Javascript blackmails because you don't know its truth. Test how much truth you know.
The Intersection Observer API observes changes in the intersection of a target element with document’s viewport. I will show how to implement Intersection Observer API for image rendering. Using this…
Vivek Kumar