Getting Started with Angular NgRx

1. Install ngrx
$ yarn add @ngrx/store

2.  Install Redux Store dev tools
Install chrome browser Redux DevTools extension
$ yarn add @ngrx/store-devtools

3. Install NgRx Effects
$ yarn add @ngrx/effects

Typescript (Javascript) Cheat Sheet

1. Falsy values
false — boolean false
0 — number zero
“” — empty string
null
undefined
NaN — Not A Number

2. Immutability conversion
mutable:
this.currentUser.classes.push(classId);

immutable:
this.currentUser = Object.assign({}, this.currentUser,
     {classes: this.currentUser.classes.concat([classId])});

mutable:
user.classes = user.classes || [];
this.currentUser = user;

immutable:
this.currentUser = Object.assign({}, user,
     {classes: user.classes || []});