initialize my node project & set up express

[Jean-alien]

• on your DevBox, vsCode, open your git project, & terminal (gitBash or bash)
• git status
• npm init -y
• git checkout -b iss3 <== create a new branch whose name is iss3
• git status
• npm i express <== install express -- visit npmjs.org ==> to get express code

[Jean-alien]

Starter express code on 'app.js'

const express = require('express')
const app = express()

app.get('/', function (req, res) {
  res.send('Hello World')
})

app.listen(3000)

[Jean-alien]

to test, in terminal we wanna run:

$:

• touch app.js
• node app.js

※ Success --> Localhost: 3000 responds.

[Jean-alien]

• git add app.js or

• git add .

• git commit -m 'set up local node project with expres'

• git remote set-url origin https://man2055@github.com/user/repo.git

• git push --set-upstream origin iss3

Success: new branch iss3 being pushed.

[Jean-alien]

swtich branch command:

• git switch branch_name