Learn how to use the COALESCE() function in SQL to handle NULL values effectively, covering its syntax, practical use cases, database compatibility, and comparisons with alternative approaches.

Dive into the world of reusable frontend components in React and learn how to seamlessly integrate them into your system design. Boost your web development efficiency and scalability with these expert tips and techniques. React is one of the foremost web frameworks for frontend design. As software engineers, however, it does require some specific concepts for efficient React development. Discover the essentials of creating reusable frontend components in React, and learn how to integrate them into your system design for a more efficient and scalable web development process.

Designing APIs is akin to assembling a puzzle, requiring careful planning for seamless system communication. APIs, essential in modern software development, enable interoperability, modularity, and scalability. Key types include RESTful APIs, which emphasize statelessness and resource-based design; GraphQL APIs, allowing flexible data queries; and SOAP APIs, which use XML for structured communication. Status codes categorize responses, indicating success or errors. Benefits of APIs include decoupling services, facilitating integration, and promoting reusability. Adhering to best practices in API design—such as clear documentation, versioning, and security—ensures robust applications that meet evolving needs in today’s digital landscape.

On the face of it, System Design and React seems to be completely unrelated. However, in reality, there are several front-end system design concepts which are integral to optimal system design which can also be applied to front-end design in React. In this blog, we connect System Design and React to help illustrate these concepts.

This blog explains how Redux simplifies state management in React applications, providing a centralized and predictable state structure. With seamless React integration, Redux enhances debugging, scales with app complexity, and manages side effects effectively, making it ideal for large-scale applications.

Python-based Django not only offers a front-end development experience but also backend such as API design. In this blog post, we use Django to develop a RESTFul API using anime and litrpg novel tropes.

This blog provides an in-depth guide to routing in Next.js, explaining how to use the App Router to create dynamic, nested, and structured routes that enhance navigation and user experience.

The evolution of web services from service-oriented architecture (SOA) to microservices has transformed how applications are built, with Express.js emerging as a standout choice for creating lightweight, efficient RESTful APIs. This shift allows developers to craft independent, scalable services that enhance flexibility and resilience, enabling teams to innovate rapidly and respond to changing business needs. By embracing key principles like the single responsibility principle and decentralized data management, organizations can streamline their code and improve system reliability. Moreover, effective communication between microservices—whether through synchronous methods like HTTP/REST or asynchronous approaches using message brokers like RabbitMQ and Kafka—ensures seamless interaction and robust performance. Ultimately, leveraging microservices and tools like Express.js empowers developers to create dynamic applications that thrive in today’s fast-paced digital landscape.

Discover how long it takes to learn coding based on different study methods and career goals–even with a full-time job. Whether you're a beginner or looking to advance, this guide offers practical tips, study schedules, and course recommendations based on your preference.