Author: Arunangshu Das

In today’s fast-paced digital world, where users expect quick load times and seamless app experiences, caching plays a crucial role in improving application performance. It’s one of the key strategies that developers use to deliver faster, more responsive applications, all while reducing server loads and improving scalability. But what exactly is caching, and how does it boost the performance of applications? What is Caching? Caching is the process of storing copies of data or computation results in a temporary storage location, known as a cache, so they can be quickly retrieved when needed again. Instead of reaching out to the…

In the world of DevOps and cloud-native applications, Docker and Kubernetes stand out as critical tools, yet they serve different purposes. Understanding the distinctions between Docker and Kubernetes is essential for anyone involved in application development, deployment, or scaling. This guide will break down the key differences between Docker and Kubernetes, providing a clear overview of how they work, their use cases, and how they can complement each other. What Is Docker? Docker is a platform for building, deploying, and managing containerized applications. Containers package up application code and dependencies into a standardized unit that can run anywhere, from a…

Microservices have taken the software development world by storm over the past decade, especially with the rise of cloud computing and complex, high-demand applications. In contrast to monolithic architectures, which were once the standard, microservices offer a new approach to building, deploying, and scaling applications that addresses many of the challenges that come with large, monolithic systems.  1. Understanding Microservices <img src=”https://microservices.io/i/Microservice_Architecture.png” title=”” alt=”” loading=”lazy” /> <p>At its core, microservices architecture is an approach where a large application is divided into smaller, independent services. Each service is designed to handle a specific business function, runs in its own process, and…

Artificial Intelligence has captured headlines in every industry, but one field where it’s poised to make a seismic impact is financial trading. The promise of AI in trading isn’t just about creating profitable strategies but also reshaping the landscape of financial markets by introducing tools that can analyze, predict, and adapt at a pace and accuracy humans can only dream of. But can AI truly enter the trading realm in a way that makes a lasting impact? 1. AI’s Unique Edge in Trading: Why It’s So Powerful AI’s appeal in trading lies in its capability to process vast amounts of…

JavaScript developers know that understanding the inner workings of Promises is essential, especially when it comes to handling asynchronous code effectively. Mastering Promises can make the difference between writing efficient, non-blocking code and code that’s riddled with bugs and difficult to maintain. In senior-level interviews, you’re likely to encounter questions designed to probe your understanding of the JavaScript event loop and microtasks. Let’s look at a complex Promise-based question similar to the one in the example above and break it down step-by-step to understand how it executes. Understanding the Code Step-by-Step Let’s break down this code line by line and…

If you’re a developer, chances are you’ve used console.log more times than you care to admit. It’s just so convenient: instant feedback, a quick glimpse into the internals of your application, and the easiest way to ensure that your function is doing exactly what you want. But what if I told you that these innocent little statements could be dragging your application down, turning your snappy app into a sluggish snail? In this article, we’ll explore the hidden costs of excessive logging, and how you can supercharge your app by saying goodbye to overusing console.log. We’ll cover the performance impacts,…

In today’s fast-paced software development world, the need for scalable and resilient applications has never been greater. Microservices architecture has emerged as a popular solution for building highly scalable systems that can evolve and adapt to business requirements. 1. Understanding Microservices Architecture Microservices are an architectural style where an application is composed of loosely coupled, independently deployable services. Each service is a self-contained unit that performs a specific business function and communicates with other services through APIs. Microservices bring benefits such as improved scalability, faster deployments, and fault isolation. Unlike monolithic architectures, where a single failure can affect the entire…

Microservices architecture offers unparalleled scalability, flexibility, and development agility, but it brings unique challenges when it comes to communication between services. Optimizing service-to-service communication is crucial to ensure efficiency, reliability, and scalability in microservices-based systems. 1. Introduction to Microservices Communication Microservices are small, independently deployable services that work together to form a complete system. One of the key challenges in microservices architecture is ensuring efficient communication between these services. The right optimization strategy depends on factors like latency, data consistency, system resilience, and more. In general, service-to-service communication can happen via: 2. Choosing the Right Communication Protocol The first step…

In today’s data-driven world, high-traffic applications must be designed to handle millions of requests without compromising performance. Database scalability plays a critical role in achieving such reliability. Understanding Database Scalability Database scalability is the process of expanding a database’s capacity to handle a growing amount of data or traffic. It’s essential for modern applications where the volume of users and data can increase exponentially. There are two main types of scalability: Scaling Strategies To make your database scalable, there are various strategies you can adopt. Below, we’ll explore the most common and effective methods for scaling databases: 1. Sharding Sharding…

In the ever-changing landscape of mobile development, Progressive Web Apps (PWAs) have emerged as a game-changing solution that blurs the lines between traditional websites and native mobile applications. With the growing adoption of PWAs by major companies like Twitter, Starbucks, and Spotify, it’s evident that this technology is becoming a vital part of the mobile ecosystem. 1. Understanding PWAs: The Concept and Evolution Progressive Web Apps are essentially web applications that leverage modern web capabilities to deliver an app-like experience to users. Unlike traditional web apps, PWAs are designed to be fast, reliable, and engaging. They bring together the best…