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Javalobby - The heart of the Java developer community - 11b8

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Kotlin Tutorial: Implementing Multiple Interfaces Through Delegation

Learn more about implementing multiple interfaces with Kotlin. In Kotlin, a class can implement multiple interfaces. This is common knowledge. A class can also use delegation to implement numerous interfaces where the implementations come from any delegated objects passed into the constructor. Y...

How to Read Version Number and Other Details From Java Manifest

One of the biggest challenges teams struggle with nowadays is versioning their packages. One of the challenges I have seen teams struggle with nowadays is versioning their packages. One of the problems with adopting any versioning system is that typically you have to version (at least) two comp...

Guide to Java Versions and Features

Java 8, Java 11, Java 13 — what's the difference? You can use this guide to find and install the latest Java, understand the differences between Java distributions (AdoptOpenJdk, OpenJDK, OracleJDK, etc.), as well as get an overview of Java language features, including Java ...

Getting Started With Java and JSF

Learn more about using JavaServerFaces (JSF) in your Java apps. JavaServer Faces (JSF) is a Java framework standard for building out component-based user interfaces for web applications. JSF is supported by a wide range of ready-to-use components, libraries, tools, and vendors — makin...

Consuming Variable Responses in Gson

Learn more about using Gsonhow to handle variable response structures.  No matter public or private, Restful APIs are the most popular way to integrate our applications with the world outside. This means you do not have a chance to alter the services you consume; instead, you should adapt your c...

Build a Secure Spring Boot App With Kotlin

Learn how to build a secure Spring Boot app with Kotlin. Kotlin was created by JetBrains in 2011 to make app development easier and to address some well-known issues with Java at the time like its verbosity.  It rapidly gained popularity and even more so when Google formally announced Kotlin support o...

Tutorial: Reactive Spring Boot, Part 4: A JavaFX Line Chart

Learn how to create a JavaFX application that shows a line chart. This is the fourth part of our tutorial showing how to build a Reactive application using Spring Boot, Kotlin, Java, and JavaFX. The original inspiration was a 70-minute live demo. If you would like to see previous installments,...

Tutorial: Reactive Spring Boot, Part 3: A JavaFX Spring Boot Application

Learn more about building reactive Spring Boot applications with JavaFX. This is the third part of our tutorial showing how to build a Reactive application using Spring Boot, Kotlin, Java, and JavaFX. The original inspiration was a 70-minute live demo. This third demonstration shows how to cr...
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