Elegant REST Controller Design in Spring Boot
Receiving Request ParametersREST endpoints primarily handle GET and POST requests. The @RestController annotation combines @Controller and @ResponseBody, indicating that the class handles HTTP requests and automatically serializes return values to the response body. The @RequestMapping annotation sets the base path for all endpoints within the ...
Posted on Sat, 09 May 2026 10:29:54 +0000 by kalebaustin
Designing a Custom C++ Exception Hierarchy for Library Infrastructure
Principles of Custom Exception Types
C++ allows exception types to be user-defined classes. When an exception is thrown, the runtime attempts to match the type in a top-down manner using strict type checikng. However, the assignment compatibility rule applies: a base class handler can catch exceptions of derived classes.
To ensure correct behav ...
Posted on Fri, 08 May 2026 20:47:44 +0000 by adrianuk29
Exception Flow in try-catch Blocks with Return Values
public class DemoApp {
public static void main(String[] args) {
System.out.println("start");
String val = "original";
try {
val = caller(); // remains "original"
} catch (Exception ex) {
ex.printStackTrace();
}
System.out.println(val); // ...
Posted on Thu, 07 May 2026 07:09:14 +0000 by daverico
Managing Exceptions in Java
Exception OverviewExceptions represent disruptive events occurring during application execution that, if unresolved, typically lead to the abrupt termination of the JVM.Exception ClassificationChecked Exceptions (Compile-time): These are verified during the compilation phase. Developers must explicitly handle or declare them; otherwise, the com ...
Posted on Thu, 07 May 2026 05:37:03 +0000 by tate