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Your Keycloak roles aren't working in Spring Security. Here's the actual reason.

Your Keycloak roles aren't working in Spring Security. Here's the actual reason.

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3 min read
Stop Begging Your LLM for Valid JSON: Self-Correcting Structured Output in Spring AI 2.0

Stop Begging Your LLM for Valid JSON: Self-Correcting Structured Output in Spring AI 2.0

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5 min read
Understanding Java Memory: Primitive Types vs Reference Types (The Concept That Finally Made It Click)

Understanding Java Memory: Primitive Types vs Reference Types (The Concept That Finally Made It Click)

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3 min read
Four Bugs Stood Between Me amd "Sign in with Google"

Four Bugs Stood Between Me amd "Sign in with Google"

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4 min read
The Version That Broke Everything

The Version That Broke Everything

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8 min read
2 . SimpleDAO From Zero To Production: Multi-table Joins & Optimized Pagination

2 . SimpleDAO From Zero To Production: Multi-table Joins & Optimized Pagination

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8 min read
Recap — M0 Foundations

Recap — M0 Foundations

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7 min read
@Autowired resolution, @Qualifier/@Primary, injection types + circular-dependency gotcha

@Autowired resolution, @Qualifier/@Primary, injection types + circular-dependency gotcha

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8 min read
Component scanning & stereotypes

Component scanning & stereotypes

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7 min read
Configuration styles: XML annotations Java config

Configuration styles: XML annotations Java config

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7 min read
ApplicationContext vs BeanFactory

ApplicationContext vs BeanFactory

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6 min read
Deep Dive into the Spring IoC Container: Unmasking BeanFactory and ApplicationContext

Deep Dive into the Spring IoC Container: Unmasking BeanFactory and ApplicationContext

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9 min read
What is the Purpose of the @Autowired Annotation in Spring Boot?

What is the Purpose of the @Autowired Annotation in Spring Boot?

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5 min read
Bean scopes (singleton/prototype/request/session) + singleton thread-safety gotcha

Bean scopes (singleton/prototype/request/session) + singleton thread-safety gotcha

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6 min read
Dependency Injection — the problem it solves

Dependency Injection — the problem it solves

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6 min read
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