TechRepublic

Java tips: Tap into the AWT Image class and FileNameMap

Java tips: Tap into the AWT Image class and FileNameMap Your email has been sent Need some Java tips you can put to work right away? Here are a couple of techniques you'll want to pick up if you work ...
GitHub

Cannot invoke "java.awt.image.BufferedImage.getWidth()" because "img" is null

at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1972) at java.desktop/javax.swing.AbstractButton$Handler.actionPerformed ...
GitHub

[gui] java.lang.NullPointerException: Cannot invoke "java.awt.Rectangle.equals(Object)" because "this.bounds" is null

Program args : -Xms128M -XX:MaxRAMPercentage=70.0 -Dawt.useSystemAAFontSettings=lcd -Dswing.aatext=true -Djava.util.Arrays.useLegacyMergeSort=true -Djdk.util.zip ...
InfoWorld

Swing threading and the event-dispatch thread

Do you ever get the feeling there’s something not quite right about Swing threading? John Zukowski puts his finger on it in this article. While tracing Swing’s single-threaded event model from Java ...