Interestingly, you get two different outputs, a - 99 and b - an object with properties name and age. By looking at the output of b, you may say that function Dog is constructing the object b, hence ...

In simple-A callback is a function that is to be executed after another function (normally asynchronous) has finished executing — hence the name ‘call back’. More complexly- In JavaScript, functions ...

David is a skilled software developer and technical writer with extensive experience in building scalable backend infrastructure for web applications. He is well-versed in backend-focused software ...

Kingsley is a freelance web developer from Nigeria. He has been writing JavaScript and Node.js professionally for over 3 years. During this time, he has worked with clients from all across the globe.

Software engineering principles, from Robert C. Martin's book Clean Code, adapted for JavaScript. This is not a style guide. It's a guide to producing readable, reusable, and refactorable software in ...

This repository helps developers master core JavaScript concepts. Each concept includes clear explanations, practical code examples, and curated resources. Learn JavaScript's 7 primitive types: string ...

Of all the hats JavaScript can wear, its form-processing features are among the most sought and used. Learn how to use JavaScript for form processing, validation, and more. Forms are an essential part ...