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Request parameters are additional data attached in the request URL sent to the server. Server then provides customized response according to that...
API. What is it? Application Programming Interface (API) in just an interface to interact with data. In context of a full-stack web app, frontend app...
What is this HTTP all about? The 'http' that we use as a module is actually a protocol which allows data exchange between client and server. As...
Express.js is a standard framework for Node.js that make using APIs fast and easy. Due to it's simplicity, it is used to write Express app instead of...
Just like JavaScript has the event-driven programming technique for the browser side, Node.js has it on the server side. Events are used heavily in...
Callback Hell Why do we even need Promise and Async-Await? They allow us to avoid the Callback Hell. When the number of nesting levels of functions...
