Silver Library (Archived)

What is 'middleware' express? Something there goes connection until it goes finishes(executed). Between the user and last response. Something is in in that middle of it. In express, every function can become middleware. const betweenHome = () => console.log("I'm between"); If you turn on the page you input that const variable, now you can see the loading circle is spinning forever. That's how mi..

[Note: from now on, this section may link to express] What is babel? babel is a JS compiler. Basically, a tool to convert JS thing to backend like. babeljs.io/docs/en/ Babel · The compiler for next generation JavaScript The compiler for next generation JavaScript babeljs.io What is babel/preset-env? A Good source to refer this is here. velog.io/@pop8682/%EB%B2%88%EC%97%AD-%EC%99%9C-babel-preset%..

const express = require('express') const app = express() const PORT = 4000; function handleListening(){ console.log(`Listening on: http://localhost:${PORT}`); } function handleHome(req, res){ console.log('req'); res.send("Hello from home!") } function handleProfile(req, res){ res.send("You are on my profile") } app.get("/", handleHome) app.get("/profile", handleProfile); app.listen(PORT, handleL..

Do not believe a single person's word of advice as godspell or bible. Surely, he must be an expert...just on that field. That's the reason why you should always have your own standard and belief all the time or you life will be dragged down by someone's hands. If not sure, then compare and see how others doing. The one you want to be. To avoid such that tragedy, have your standard.