A callback operation in Java is one function that is passed to another function and executed after some action is completed. A callback can be executed either synchronously or asynchronously. In the ...

Setting up authentication and access control in Spring Security is painstaking, but you can draw on very powerful capabilities. Here’s how to get started. Securing web applications is an inherently ...

Modern operating systems can support extraordinarily large volumes of users, but run into limitations with threads to support them due to CPU and memory constraints. Java historically has dealt with ...

I'm frankly surprised by the amount of people coding backends and frontends that communicate through REST. RPC is a nearly transparent mechanism that makes communication between two processes nearly ...

Despite REST's position as the de facto standard in web services development, it's not without some shortcomings. Data exchange formats can be bloated, and it lacks standards for API documentation and ...