and you need to use the jumper wires to connect to the Raspberry Pi’s GPIO port as shown in the diagram below. The sensor board has been designed so it could be plugged directly into the GPIO port of the Raspberry Pi, but in my view, this will result in elevated temperature...
Once you’ve graduated from creating simple GUI’s in JavaFX and are ready to take the next step, creating multiple windows is a topic that will often come up. One way of doing so is to create a new Stage, thus having two windows with different UI elements. However, there is an alter...
The code creates an instance ofDefaultMutableTreeNodeto serve as the root node for the tree. It then creates the rest of the nodes in the tree. After that, it creates the tree, specifying the root node as an argument to theJTreeconstructor. Finally, it puts the tree in a scroll pane,...
The CaptainCasa community was founded in 2007, at which point we decided to use a Swing-based implementation for our client. We are just moving over to JavaFX—and that is what this article is about. Everything in HTML5! Or Is a Window Still Open for Native Front Ends? Should You Succ...
Learn to work with key value pairs in Java using Pair classes e.g. javafx.util.Pair, ImmutablePair, MmutablePair (common langs) and io.vavr.Tuple2 class.
What if you need to notarize your Java or JavaFX application? A guide Notarizing an application with the Liberica JDK package and the Javapackager is a straightforward and easy process. Remember to follow the steps thoroughly and use an unsigned copy of Liberica JDK. The resulting application wi...
In this solution, we made use of a Spring Interceptorto pre-process the HTTP requests. If the request did not match our approved HTTP methods then werejected the request. In our case, we only approved HTTP GET and POST requests. This is just a basic solution. However, if you have more...
This article keeps referring to Java 8, Java 11, and Java 17 as LTS releases. What does that mean? Here’s a quote from theOracle Java SE support roadmap: For product releases after Java SE 8, Oracle will designate a release, every three years, as a Long-Term-Support (...
Java Fonts FAQ: How do I create a list of all the fonts available on the current platform (MacOS, Linux, Windows)? Answer: To list all the fonts available to you in a Java application (a Java Swing application), use theGraphicsEnvironment.getLocalGraphicsEnvironment(). ...
To get length of slice in Go programming, call len() function and pass the slice as argument to it. len() function returns an integer, the length of slice.