When I first started programming with JavaFX, updating the user interface was a constant frustration. An awkward TableView that wouldn’t refresh, or the UI…
debugging
Core JavaFX
How to check your JavaFX version
When I wrote my last article about ways to avoid runtime components errors,it got me thinking: if you want to test the version of…
Core JavaFX
How to Fix JavaFX’s “Runtime Components are Missing” Error
If you’re not familiar with Java modules, you’re almost guaranteed to get hit with an error: “Runtime Components Are Missing”. It can be a…
Core JavaFX
How to use the FXMLLoader and tips for debugging it
The FXMLLoader object is a mixed-function class with the responsibility to parse FXML content (as XML), build the Scene Graph and initialise the Controller…
Java
What is a NullPointerException in Java, and how to fix it
Nobody likes exceptions. If you’re new to programming, or trying to disentangle someone else’s code, they can be the bane of your life. Java…