Part 1 Angular Change Detection, what is the end game?

Observable with async pipe used multiple times in Angular template

There is a question in stackoverlfow Angular - Observable with async pipe used multiple times in template… Good Practice or Bad?

Demystifying the syntax of structural directive

Structural directive is a special directive. Angular comes with a couple of them such as ngIf, ngFor. Angular provides detailed documentation about the structural directive. There are two syntaxes to use a directive, the sugar syntax ( starting with an asterisk * ) and the <ng-template> syntax. The sugar syntax is shorter because it combines the following two features of <ng-template> binding.

Hello Jekyll!

I haven’t written any blog for 3 years, because the blogger platform does not provide markdown support. Now that I have migrated it to Jekyll, and let’s blog!

Array(n) constructor

JavaScript Array constructor can be used in the follow syntax.

  const items1 = new Array(2); //(2) [empty × 2]
  //or 
  const items2 = Array(2); //(2) [empty × 2]