Santhosh Siva - Full-Stack Developer & Engineer

Articles and Tutorials

Mastering JWT Authentication in Microservices: A 3-Part Series

Crafting Strong Passwords: Best Practices for Secure Signups

In this comprehensive guide, we’ll explore the foundational elements of secure authentication.

Mastering JWT in Node.js: Secure Token Generation and Verification

JWT has gained popularity due to its simplicity, scalability, and stateless nature, making it a preferred choice for developers building modern web applications.

Managing Sessions with JWT: Registering and Validating User Sessions

Managing user sessions is a critical aspect of building secure web applications. In this guide, we will explore how to register and validate user sessions using JSON Web Tokens (JWT).

The Building Blocks: Variables and Values in JavaScript

In this beginners guide, we’ll explore the different types of variables, and how to declare and assign values to them in JavaScript.

Understanding Closures: Capturing Lexical Environments

In this article, we'll explore the concept of closures in JavaScript. We'll discuss what closures are, how they work, and how they can be used to create powerful and flexible code.

Currying in JavaScript: A Functional Approach to Functions

Currying is a functional programming technique that allows you to transform a function with multiple arguments into a sequence of functions that each take a single argument.

Event Emitters and the Observer Pattern: Decoupling JavaScript with Pub/Sub

The Observer pattern is widely used in Object-Oriented Programming to enable objects to communicate without tight coupling. Event emitters and listeners play a key role in making this possible.

Taming the 'this' Keyword: JavaScript's Most Confusing Concept Demystified

JavaScript's this keyword is notorious for confusing developers at all levels. In this guide, we'll explore the inner workings of the 'this' keyword in JavaScript and how it behaves in different contexts.

Inside the JavaScript Event Loop: The Engine Behind Asynchronous Execution

Understanding JavaScript's event loop is crucial for mastering asynchronous programming. This blog explores the asynchronicity of JavaScript, and how it manages to stay responsive even while executing potentially blocking code.

Optimizing Background Tasks with requestIdleCallback: Advanced Scheduling in the JavaScript Event Loop

requestIdleCallback is a browser API that allows you to schedule tasks to run during browser idle times. This is particularly useful for optimizing performance and allowing non-critical work to be performed without impacting user experience or main thread responsiveness.

Modern JavaScript API Consumption: Mastering Fetch and HTTP Requests

JavaScript has revolutionized web development with its ability to handle asynchronous operations seamlessly. Among its many tools, the Fetch API stands out as a powerful interface for making HTTP requests. This blog explores how to master the Fetch API, covering its functionality, error handling, and practical use cases.

Automating My Workflow: How I Use Bash and Shell Scripting to Work Smarter

In this blog post, I share what inspired me to start using the terminal, and how I leverage bash and shell scripting to automate my workflow.

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