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...
Official website of Ramin Ahmadi
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...
Web sockets and how they work
Foundation of web as we all know is based on Hypertext Transfer Protocol (HTTP) which uses request-response protocol. This, in a nutshell, means a web...
Get in touch with Ram