Spring Security One-Time Token Login Example

One-time token (OTT) authentication is a secure mechanism often used when a user needs temporary access without a permanent password.…

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Securing Microservices with SPIFFE and Spring Security

Microservices architectures introduce new security challenges, particularly in workload authentication and identity management. SPIFFE (Secure Production Identity Framework for Everyone) provides a…

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Spring AI Testing: AI Evaluators Example

Large Language Models (LLMs) have become an integral part of modern applications, but ensuring their accuracy and reliability is crucial.…

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Building a Semantic Search System with Spring AI and PGVector

Semantic search enhances traditional keyword-based search by understanding the meaning and context of queries rather than relying on exact keyword…

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Multi-Tenancy in Spring Boot: Sharding vs. Schema Isolation

As applications grow, multi-tenancy becomes a key architectural concern, especially for SaaS platforms serving multiple customers. Multi-tenancy allows multiple tenants…

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Spring Batch Composite Item Reader Example

Batch processing plays a crucial role in applications that handle large datasets, ensuring efficient data ingestion, transformation, and storage. In…

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Exploring Quarkus WebSockets

This article explores Quarkus WebSockets Next, a powerful way to enable real-time communication in Quarkus applications. Let us delve into…

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Event Sourcing with Axon Framework in Spring Boot

Event Sourcing is a powerful architectural pattern that captures all changes to an application state as a sequence of events.…

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Spring Boot Pkl Example

Pkl is a configuration-as-code language developed by Apple, blending the simplicity of static formats like JSON with the expressiveness of…

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