• Implement an Interface
  • "Write to the Interface"
  • Annotations
Implement the Interface

(number vs string will error, diff parameters error, etc)




Write to the Interface
 




Annotations
 


More Things
try {
   resp = <IResponse<T>> res.json();
} catch (e) {
   return Observable.throw(e);
}
...
this.creditor = <ICreditor>{};