NPM

Question 1

What is NPM?

Answer 1

• Node Package Manager
• a way to re-use code from other devs, or share your code for use
• consists of:
• • website, use to discover packages, set up profiles, and manage other aspects of your npm experience.
• • CLI, runs from a terminal, and is how most developers interact with npm.
• • registry, a large public database of JavaScript software and the meta-information surrounding it.

Question 2

What is a package?

Answer 2

a directory that contains a file or files of reuse-able code that is shared on npm. -package must contain a package.json file in order to be published to the npm registry.

Question 3

How can you create a package.json with npm?

Answer 3

make sure you’re in the correct directory, then:

- npm init –yes

Question 4

What is a dependency and how to you add one to a package?

Answer 4

• a connection to a library of code your program will access/use
• npm install ‘package-name’
• npm uninstall ‘package-name’

dependency is another package of software that your package of sotftware depends on

npm install package.json
npm install express

Question 5

What happens when you add a dependency to a package with npm?

Answer 5

you are installing/adding the dependency to your package.json file and generates a node_modules folder with the installed modules