Enterprise Java
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Using Keycloak with Spring Boot: Full Identity Provider Integration
If you’re building a modern enterprise-grade application, identity management is no longer an optional extraâitâs foundational. Whether you’re aiming for…
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Spring Security – Integrate Passkeys Example
With the increasing demand for passwordless authentication, passkeys have emerged as a modern, secure alternative. Let us delve into understanding…
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Using the OpenAI API with Java
Integrating AI into Java applications has become significantly easier with the introduction of the OpenAI Java client. The OpenAI Java…
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Spring Kafka Synchronous Request Reply Example
Apache Kafka is primarily designed for asynchronous, event-driven communication. However, there are cases when synchronous request-reply patterns are requiredâsuch as…
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Role-Based Feature Flags in Spring Boot with Unleash or FF4J
Feature flags let you decouple deployment from release. But what if you want to roll out a feature only for…
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Spring Security + OAuth2 Resource Server: How to Validate JWTs Like a Pro
OAuth2 and JWT (JSON Web Tokens) have become the standard for securing APIs in modern microservices and web applications. When…
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Enable or Disable Embedded Tomcat in Spring Boot Using Profiles
In many Spring Boot applications, especially those that support multiple deployment modes, it is common to encounter different runtime environments.…
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Introduction to J2CL
J2CL (Java to JavaScript Compiler) is a Google-backed compiler that enables Java source code to be transpiled into optimized JavaScript.…
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Fine-Grained Authorization with Spring Security and @PreAuthorize Annotations
Spring Security provides powerful tools to secure your Java applicationsâbut one of its most underrated features is method-level authorization using…
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