Backend Development
Cross-Origin Resource Sharing (CORS) is a browser security feature that restricts how resources on a web page can be requested from another domain. While CORS is essential for security, it often leads to frustrating errors when working with APIs, microservices, or cross-domain requests in JavaScript applications. 1. CORS Policy No ‘Access-Control-Allow-Origin’ Header Present Error Message: … Read more
APIs (Application Programming Interfaces) are the backbone of modern software development. Whether you’re building a web application, a mobile app, or even integrating services in a microservices architecture, APIs serve as the primary way systems communicate. But at the heart of this communication lies HTTP methods, which dictate how data is exchanged between clients and … Read more
APIs are the backbone of modern web and mobile applications, allowing them to communicate seamlessly with backend services. Traditionally, REST (Representational State Transfer) has been the go-to approach for designing APIs, but in recent years, GraphQL has gained immense popularity as a more flexible and efficient alternative. GraphQL, developed by Facebook in 2012 and open-sourced … Read more
Building RESTful APIs is an essential skill for modern software development. Whether you’re developing a microservice architecture, integrating with third-party applications, or building APIs for mobile apps, REST APIs serve as the backbone of communication between systems. But here’s the truth: many developers unintentionally make mistakes that lead to poor API performance, security vulnerabilities, or … Read more
APIs (Application Programming Interfaces) have revolutionized how software applications interact and share data. Among them, RESTful APIs stand out as the backbone of modern web and mobile applications, enabling seamless communication between services. Whether you’re a backend engineer designing APIs or a frontend developer consuming them, understanding the core features of RESTful APIs is essential. … Read more