There are two operators ?? (Nullish coalescing operator) and || (OR Operator) which is confusing though their usage is almost similar but there is a subtle difference between the two which we will be going through in this post.

Stream on Node JS is one of the core modules that power NodeJS applications. They are a data-handling method and are used to read or write input into output sequentially. Streams are a way to handle reading/writing files, network communications, or any kind of end-to-end information exchange efficiently.

Fetch API was introduced in 2015 and launched as a modern successor to XMLHttpRequest and it has become the default method to make an asynchronous HTTP request in web applications. Out of the many advantages over XMLHttpRequest, it offers the promise of making your code cleaner.

The isset() function in PHP checks whether a variable is set, which means that it has to be declared and is not NULL. This function returns true if the variable exists and is not NULL, otherwise, it returns false.

If you are looking to spin up your git projects from Github, Gitlab, and Bitbucket in seconds without installing it locally then this post might be helpful. We will spin up an Express app and a server is up in seconds with the help of Gitpod.