notes file.txt

* npm init : This utility will walk you through creating a package.json file.
It only covers the most common items, and tries to guess sensible defaults.

See `npm help init` for definitive documentation on these fields
and exactly what they do.

Use `npm install <pkg>` afterwards to install a package and
save it as a dependency in the package.json file.

* When a package is installed, package-lock.json is created.

* Validator package performs checks on various inputs like email, url etc.

* Chalk package colors the text

* npm install chalk@4.1.2 - to install chalk package

* nodemon package runs the code everytime whenever a change is made. Run command 'nodemon app.js'

* node app.js add --title="hello" --body="This is a note" : This command is used for adding a note with title and body

* JSON.parse() : This function converts the dataset into an object so that individual values can be accessed.

* const square = function (x) {
    return x * x
}				//this is a normal definition of function

const square = (x) => {
    return x * x
}				//this is an alternative definition of function

console.log(square(3))

* 'node inspect app.js add --title="hello" --body="This is my first note"' : type this command in vs console to start the debugger

* 'chrome://inspect' : type in chrome to open chrome debugger

* For the packages like chalk to run, import the modules file