What is npm?

npm is a package manager for the JavaScript programming language maintained by npm, Inc. npm is the default package manager for the JavaScript runtime environment Node.js. It consists of a command line client, also called npm, and an online database of public and paid-for private packages, called the npm registry.

Ref:

https://nodejs.org/en/knowledge/getting-started/npm/what-is-npm/

Issue in IE10 when website added to trusted sites error session expires

Got sol--------- by resetting internetoptions of ie -->advanced-->reset. see below image ![enter image description here][1] by resetting internetoptions-->advanced-->reset.