Balajiprasad's useful codes

Angular supports of custom validators. Here i have created custom validator to validate date for template drive forms. Directive: date-va...

To cache simply in Angular 7 CLI, here used rxjs on HttpClient. To cache entire country list, we can use as follows, import { map, c...

In Angular Cli, we can use async and await to perform service calls to wait for the promise. Usually we do call first service and then in s...

To handle error globally in Angular 7 Cli, follow below steps Ref:  https://angular.io/api/core/ErrorHandler Steps: - Create ErrorHan...