Remote debugging Wildfly application in IntelliJ

Remote debugging a Java application means connecting to the remotely running application using your local development environment. Java supports remote…

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Cleaner parameterized tests with JUnit 5

The general idea of parameterized unit tests is to run the same test method for different data. Creating parameterized tests…

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Testing exceptions with JUnit 5

JUnit 5 brought pretty awesome improvements and it differs a lot from its predecessor. JUnit 5 requires Java 8 at…

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Spring Boot and Security Events with Actuator

Spring Boot Actuator provides auditing capabilities for publishing and listening to security related events in a Spring Boot application with…

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Spring Boot – Configure Log Level in runtime using actuator endpoint

As of Spring Boot 1.5 a new loggers actuator endpoint allows viewing and changing application logging levels in runtime. Add…

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Spring Boot and Thymeleaf: Reload templates and static resources without restarting the application

Thymeleaf was designed around the concept of Natural Templates that allows static prototyping: template logic doesn’t affect the template from…

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Injecting authenticated user into Spring MVC @Controllers

Injecting injecting authenticated user into Spring MVC handler method can be done with @AuthenticationPrincipal annotation and AuthenticationPrincipalArgumentResolver that is an…

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Thymeleaf 3 – Get Started Quickly with Thymeleaf 3 and Spring MVC

Thymeleaf 3 release arrived. The new version brings plenty of new features like HTML5 support as well as Text templates…

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Spring MVC: Trgger manual validation of a form object

Sometimes it may be needed to use manual validation in Spring MVC @Controller. This is very simple with Spring’s org.springframework.validation.ValidationUtils…

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