git config
$ git config --global user.name "John Doe"
$ git config --global user.email [email protected]
git config --global user.name "John Doe"
git config --global user.email [email protected]
<form [formGroup]="form" (ngSubmit)="onSubmit()">
<div formArrayName="cities">
<div *ngFor="let city of cities.controls; index as i" [formGroupName]="i">
<input [formControlName]="name" placeholder="City">
<div formArrayName="sisterCities"> <!-- this will never work -->
<div *ngFor="let sisterCity of cities.controls[i]sisterCities.controls; index as j">
...
</div>
</div>
</div>
</div>
<button>Submit</button>
</form>