What is the difference between Swing and AWT? - Stack Overflow
Jan 3, 2009 · AWT is a Java interface to native system GUI code present in your OS. It will not work the same on every system, although it tries. Swing is a more-or-less pure-Java GUI. It …
Java + Windows RDP disconnect causes Java Headless Exception
Dec 9, 2024 · Try modifying your application to handle AWT errors gracefully. Use GraphicsEnvironment.isHeadless () to determine the state dynamically and disable UI …
Getting a HeadlessException: No X11 DISPLAY variable was set
Exception in thread "main" java.awt.HeadlessException: No X11 DISPLAY variable was set, but this program performed an operation which requires it. at java.awt.GraphicsEnvironment.
Java Event-Dispatching Thread explanation - Stack Overflow
Aug 8, 2024 · The event dispatch thread is a special thread that is managed by AWT. Basically, it is a thread that runs in an infinite loop, processing events. The …
multithreading - Java AWT Threads - Stack Overflow
Jul 20, 2012 · I'm having an issue with Threads using netbeans Swing GUI. This is my first time really trying to develop a GUI for a backup program using Java's File System Notifier. I have …
Java Can't connect to X11 window server using 'localhost:10.0' as …
Now I just get "Exception in thread "main" java.awt.AWTError: Can't connect to X11 window server using 'localhost:1.0' as the value of the DISPLAY variable." on Ubuntu 16.04.
"No X11 DISPLAY variable" - what does it mean? - Stack Overflow
export JAVA_TOOL_OPTIONS='-Djava.awt.headless=true' After that if the problem still persists, removing all packages that may interfere may be a radical solution.
How can I use a custom font in Java? - Stack Overflow
If you include a font file (otf, ttf, etc.) in your package, you can use the font in your application via the method described here: Oracle Java SE 6: java.awt.Font There is a tutorial available from …
What is the benefit of setting java.awt.headless=true?
There is no performance benefit of setting java.awt.headless=true if you're not using AWT features. AWT features are loaded on-demand. As explained in the linked article, headless …
Headless exception in java - Stack Overflow
Dec 26, 2012 · I heard that when we use awt or swing, while creating a FRAME, an unchecked exception may be thrown which is "Headless exception". I never got this exception. Can …