When working with JavaScript, a common issue developers encounter is the incorrect reference of this inside setTimeout. If you have ever written code like this: You might expect this to log “Product name is: Laptop”, but instead, it prints “Product name is: undefined” (or throws an error in strict mode). Let’s explore why this happens…
Author: Tech Writer
Understanding package.json for Your Project
When starting a React project, you’ll encounter a file called package.json. This file acts like a roadmap for your project, listing the tools, libraries, and scripts your app needs to work. Here’s a beginner-friendly breakdown of what each entry in your package.json means. Basic Information Scripts Scripts automate tasks like starting the development server or…
Understanding Conventional Commit Messages
When collaborating on a software project, clear and standardized commit messages play a vital role in ensuring the codebase remains maintainable and easy to understand. One widely-adopted approach is the Conventional Commits specification, which categorizes commits based on their purpose. Here’s a breakdown of commonly used types: 1. fix: For Bug Fixes Use this type…
Mastering the Observer Pattern in JavaScript: A Deep Dive with Advanced Concepts
The Observer Pattern is one of the most widely used behavioral design patterns in software development. It’s particularly useful in JavaScript for building event-driven systems, reactive programming, and managing state changes efficiently. In this blog, we’ll explore the Observer Pattern in detail, its implementation in JavaScript, and advanced concepts like unidirectional data flow, Subject-Observer relationships,…
Mastering Asynchronous Programming in JavaScript: A Comprehensive Guide
In today’s fast-paced web development world, asynchronous programming is a cornerstone of JavaScript. Whether you’re fetching data from an API, handling user interactions, or processing large datasets, understanding how to work with asynchronous code is essential. In this blog, we’ll explore the fundamentals of asynchronous programming in JavaScript, its importance, and the tools available to…
What is LangChain?
LangChain is a powerful framework designed to streamline the development of applications that leverage large language models (LLMs). By integrating various tools, data sources, and workflows, LangChain simplifies creating AI solutions such as chatbots, content generators, question-answering systems, and more. If you’re new to artificial intelligence and large language models, LangChain provides an intuitive way…
React design interview question with expected answers
How would you design a scalable and reusable component architecture for a complex web application? Scenario: You’re tasked with building a dashboard for a large enterprise application. The dashboard includes charts, tables, filters, and widgets. It should support dynamic data updates, user customizations, and internationalization. Key Points the Interviewer is Looking For: Expected Solution 1….
Quantum Computing: The Future of Computational Power with Google’s Willow Chip
Quantum computing has long been a topic of fascination, offering the promise of solving complex problems that are beyond the reach of today’s classical computers. With advancements like Google’s Willow chip, the potential for quantum computing to revolutionize the field of technology is becoming increasingly clear. In this blog, we will explore how quantum computing…
The Future of Work: AI’s Role in Shaping Employment Landscapes
Artificial Intelligence (AI) is transforming industries at an unprecedented pace, reshaping job markets and redefining how we work. While some fear that AI will lead to widespread job displacement, it is equally crucial to recognize the opportunities AI creates. This blog explores the dual impact of AI: the displacement of traditional roles and the emergence…
10 Essential Accessibility Tips for Building a React App
Accessibility is a vital aspect of modern web development. By making your React app accessible, you ensure that users of all abilities can interact with your app effectively. Here are some key steps to consider when starting a new React project: 1. Plan for Accessibility from the Start Accessibility should be part of the app’s…