Learn how to stream live stock market data in Node.js by connecting directly to AngelOne's WebSocket API — parse the raw binary feed byte by byte, authenticate programmatically using TOTP, and build 5-minute OHLC candles from tick data without any SDK.

The purpose of this post to shed light on node-input-validator, how to use and extend by adding your own custom validation rules or custom messages or messages in your locale. In this post, I have tried to cover all the possible way to utilize node-input-validator features and also discuss some common issues.

In this post we will see how autoloading works in Core PHP and How frameworks like Laravel do it. In the end you will able to code your own custom autoloading solution from scratch in PHP and also able to utilize composer autoloading in your Core PHP projects.

Most of the beginner developers are surprised to see how frameworks like angular change the content of the page without refreshing the page. The concept behind this is known as routing. The frontend routing is handled by the browser. In this post, we will see how routing can be done in the frontend using vanilla javascript.

In this post, we are going to implement very basic routing without using any framework or library, just Node.js runtime and its core modules.

You may have used many different frameworks in Node.js. Have you ever tried to create your own? In this post we will create a minimalist framework from scratch — expandable with middleware — without any third party packages.

In this post, we are going to create a http router for Node.js from scratch with test cases without using any thirdparty packages. We will also build a small test framework to test our router, without relying on popular tools like Mocha.

Did you ever wonder how HTTP client-server communication works? In this post, we will look at what happens behind the curtain of the HTTP Protocol with practical coding examples.