Dev Env

• NodeJS
• TypeScript
• VSCode
• ESLint

JavaScript

Compatibility table

Mixin synthetic sugar

TypeScript

Config : tsconfig.json TS Docs
TS Docs2 TS Config Reference
tsc CLI Options
TS Compile in NodeJS

Type

definite assignment assertion VS ambient declaration Function especially callback

How to compile TS in VSCode

1. Ctrl + Shift + B
2. tsc --build
3. npm run build

ESLint

Config : .eslintrc.json