Creating tree from flat array in Angular
So I needed to create a tree component from a flat array recently. It took me sometime to put it together so I decided to...
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Difference between null and undefined in JavaScript
As a front end developer you might have checked value of variables for null value or undefined. For example asking for a non-existing property of...
Minimum contrast ratio between text and background for WCAG 2 (Level AA)
Some users with visual impairments require a strong contrast between text and background color. Consider a user with protanopia (color blindness), they might not be...
Creating a table with inline editable cells using Angular 6
Creating a table with inline editable cells using Angular 6 in this article, I’m going to discuss how to create a table with inline editable...
What is HTTP method OPTIONS?
The HTTP OPTIONS method is a type of HTTP call that explains what are the options for a target resource such as API endpoint. a...
Creating custom element with Angular 6
Angular elements Angular elements are framework agnostic custom HTML elements that are made out of Angular components. This is the latest, and in may I...
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