JavaScript error monitoring and logging are crucial for maintaining the stability and performance of your applications. In this article, we will explore advanced techniques that can help you effectively monitor and log errors in your JavaScript code. We'll cover global error handlers, try/catch blocks, stack traces, logging libraries, custom error classes, error reporting and notifications, and error tracking in production. Global Error Handlers Global error handlers allow you to catch and handle errors that occur during the runtime of your JavaScript application. By utilising window.onerror and window.onunhandledrejection, you can log or report errors and exceptions. Example window.onerror = function(message, url, ... Read More

In the world of web development, JavaScript is a versatile and powerful language that plays a crucial role in creating dynamic and interactive web applications. One of the key aspects of JavaScript is its ability to manipulate and transform data efficiently. In this article, we will explore advanced techniques for data manipulation and transformation using JavaScript. We will dive into various scenarios, providing code examples, explanations, and outputs to help you grasp these concepts effectively. Working with Arrays Arrays are fundamental data structures in JavaScript, and they offer several powerful methods to manipulate and transform data. Let's explore some ... Read More

Voice-controlled applications have become increasingly popular in recent years, allowing users to interact with technology through speech rather than traditional input methods. JavaScript, being one of the most widely used programming languages for web development, provides a powerful platform for building such applications. In this article, we will explore how to utilise JavaScript and Speech Recognition APIs to create voice-controlled applications. We will dive into the process of setting up speech recognition, capturing and processing user speech, and implementing voice commands in your applications. Setting Up Speech Recognition Before we start building our voice-controlled application, we need to set up ... Read More

Serverless architecture has gained significant popularity in recent years due to its scalability, cost-effectiveness, and ease of deployment. AWS Lambda, a serverless compute service provided by Amazon Web Services (AWS), allows developers to run code without provisioning or managing servers. In this article, we will explore how to build serverless applications using JavaScript and AWS Lambda. We'll provide code examples with outputs and explanations to help you understand the process. Serverless Architecture Serverless architecture provides numerous benefits, such as reduced operational overhead, automatic scaling, and pay-as-you-go pricing. With AWS Lambda and JavaScript, you can leverage these advantages and develop highly ... Read More

JavaScript, the popular programming language known for its versatility and ease of use in web development, has expanded its reach beyond the realm of browsers. With the rise of the Internet of Things (IoT) and the increasing demand for robotics applications, JavaScript has found its way into the world of robotics. In this article, we will explore how JavaScript can be used to build and control robot arms, leveraging the power of robotics frameworks. Understanding Robotics Frameworks Before diving into the practical implementation, let's take a moment to understand what robotics frameworks are and how they can benefit us in ... Read More

Real-time collaborative editing applications have become increasingly popular in today's digital world. These applications allow multiple users to simultaneously edit and collaborate on shared documents or projects. One of the key challenges in building such applications is handling concurrent edits made by different users. JavaScript, being a widely used programming language for web development, provides robust tools and frameworks to implement real-time collaboration features. In this article, we will explore how to build real-time collaborative editing applications with JavaScript using the concept of operational transformation. We will provide code examples, explanations, and a final conclusion to summarise the key ... Read More

In recent years, the web platform has evolved significantly, enabling developers to create more powerful and interactive applications. With the introduction of HTML5 and JavaScript, developers now have the tools to build not just websites but also games that can run directly in the browser. In this article, we will explore the process of building a Progressive Web Game using JavaScript and HTML5 Canvas, with a practical example of a "Brick Breaker" game. What are Progressive Web Games? Progressive Web Games are web-based games that leverage modern web technologies to provide a rich and immersive gaming experience. They are ... Read More

In today's digital age, web applications have become an integral part of our daily lives. However, relying solely on a stable internet connection to access these applications can be limiting, especially in areas with poor connectivity or during network outages. This is where Progressive Web Applications (PWAs) shine. PWAs combine the best of both worlds, offering the convenience of web applications with the power and responsiveness of native mobile apps. In this article, we will dive into the world of PWAs and explore how to build them with offline support using JavaScript. By the end of this guide, you'll have ... Read More

Progressive Web Applications (PWAs) have gained popularity in recent years as a way to deliver a superior user experience across various devices and network conditions. PWAs combine the best features of web and native applications, providing users with fast, reliable, and engaging experiences. In this article, we will explore how to build PWAs using JavaScript and Workbox, a powerful library that simplifies the process of adding offline support and caching to web applications. Understanding Progressive Web Applications (PWA) A Progressive Web Application is a web application that leverages modern web technologies to deliver a native app-like experience to users. PWAs ... Read More

In the rapidly evolving world of software development, the demand for scalable and maintainable applications has grown exponentially. To meet these challenges, microservices architecture has emerged as a popular solution. With the powerful combination of JavaScript and Node.js, developers have a flexible platform at their disposal for building microservices. In this article, we will delve deeper into the fundamentals of microservices, discuss key concepts, and provide practical code examples using JavaScript and Node.js. Understanding Microservices Architecture Microservices architecture is an architectural style in which applications are built as a collection of loosely coupled, independently deployable services. Each service is responsible ... Read More