Apr 28 · 3 min read · When I first started learning Spring Boot, annotations felt like magic. Instead of writing long XML configurations, everything was simplified into clean, readable code. But behind that simplicity lies
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Mar 29 · 4 min read · In a previous post, we discussed how Schemas act as the "Postman" of the apcore ecosystem—ensuring that data is delivered in the correct format. But knowing how to deliver a message isn't enough for a
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Feb 12 · 3 min read · Spring Boot looks simple on the surface — just add a dependency, write a controller, and run. But behind that simplicity is a powerful architecture built on IoC, auto-configuration, validation, and transaction management. 1️⃣ @SpringBootApplication –...
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Dec 24, 2025 · 4 min read · Introducción Jakarta Annotations proporciona anotaciones estándar para gestionar el ciclo de vida de componentes y crear anotaciones personalizadas. En Quarkus, estas anotaciones están completamente soportadas y funcionan de forma integrada con CDI. ...
Join discussionDec 20, 2025 · 4 min read · Standard Jakarta Bean Validation annotations often fail to capture complex, multi-field business rules. This guide explains how to implement the ConstraintValidator interface to create reusable, class-level custom annotations in Spring Boot.Anyone wh...
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Dec 19, 2025 · 5 min read · Data Annotations are attribute-based configurations applied directly to entity classes and properties. They serve two purposes: defining the database schema (DDL) and providing runtime validation for ASP.NET Core. Namespaces Required: using System.Co...
Join discussionNov 6, 2025 · 12 min read · Introduction: The Never-Ending Battle Against Financial Fraud Imagine a world where your credit card knows you better than you know yourself. It recognizes how you type, how you hold your phone, even your typical shopping patterns. This isn't science...
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Oct 27, 2025 · 9 min read · Have you ever finished reading a page only to realize you remember nothing? Or struggled to understand complex material for school or work? The solution might be simpler than you think: text annotation. This powerful technique can transform how you r...
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Oct 25, 2025 · 4 min read · Core Data Services (CDS) annotations define essential metadata and behavior for SAP objects. These annotations tailor how your data models are filtered, sorted, rendered in UIs, and exposed to external frameworks like OData or Fiori Elements. This ar...
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