Java
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Spring boot custom banner generation
Whenever we start a Spring Boot application a text message shown below is displayed . This is called as a…
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AWS DynamoDB version field using AWS SDK for Java 2
It is useful to have a version attribute on any entity saved to anAWS DynamoDB database which is simply a…
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Spring Boot Port Change To Custom or New Port From Default
A quick guide to change the port for Spring Boot application. Examples to server.port property in application.properties file and yml…
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Using Testcontainers in Spring Boot Tests For Database Integration Tests
In this blog post I’d like to demonstrate how I integrate Testcontainers in Spring Boot tests for running integration tests…
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Lambda Expressions Before And After Java 8
Quick guide to few example programs on before and after Java 8. Java 8 Concepts further simplifies the code and…
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Neo4J OGM with Quarkus
In the following video I show an example Quarkus application that uses a Neo4J database and Neo4J OGM. Have a…
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Deep Learning with Spring Boot and DJL
Overview This is another post on Spring Boot that will show how to build a sample web application using Deep Java Library (DJL), an…
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Java 14: Helpful NullPointerException Messages
A new JVM option, -XX:+ShowCodeDetailsInExceptionMessages, has been introduced in Java 14, in order to provide helpful NullPointerException messages showing precisely…
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Convert time unit to duration in Java
java.util.concurrent.TimeUnit represents time durations in Java at a given unit of granularity and provides utility methods to convert across units.…
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