In this article, I will demonstrate how to install Java OpenJDK 15 on macOS Catalina in 2020. Download and Install OpenJDK 15 Download the .tar.gz version of OpenJDK 15 from jdk.java.net/15/ and move the file to /Library/Java/JavaVirtualMachines/ on your mac. ...

In this article, I will demonstrate how to install Java OpenJDK 14 on macOS Catalina in 2020. If you are interested in installing OpenJDK 15 (which is the newest version as of this writing), please see this article: How to ...

Spring Sessions allows you to persist user sessions into a database. Combined with Spring Security, it is easy to create a setup where each logged in user is represented by a row in a SPRING_SESSION table. Externalising sessions into a ...

Different deployment environments (e.g., development, testing, staging and production) often require that different pieces of code are switched on and off. For example, you only want to send real emails in production and write to an email log in all ...

Question: In my Thymeleaf template, I want to output the size of a list of objects. For example, for the list List<String> list = Arrays.asList("Go", "Python", "Scala"); the result should be 3. How is this possible using just Thymeleaf syntax? ...

Creating and persisting business objects using Spring Boot is amazingly easy. Assume you create an API for simple CRUD methods and want to create an entity based on data entered by your frontend users. In the old times, you would ...

In this article, I’ll show how to set up a simple development environment for working with Spring Boot inside a VirtualBox Ubuntu Server. You will learn how to configure port forwarding for interacting with the development server set up shared ...

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