Eclipse Problems View not showing Errors anymore
Use the return keyword to exit from a method. public void someMethod() { //... a bunch of code ... if (someCondition()) { return; } //... otherwise do the following... } From...
Have you tried setting JButton.setOpaque(true)?
You may want to use clone: or use arraycopy(Object source, int sourcePosition, Object destination, int destinationPosition, int numberOfElements)
To map a composite key, you can use the EmbeddedId or the IdClass annotations. I know this question is not strictly about JPA but the rules defined by the specification also applies. So here...
Right Click on Project > Properties > Java Build Path > Add the Test folder as source folder. All source folders including Test Classes need to be in Eclipse...
From the api on GridLayout: The container is divided into equal-sized rectangles, and one component is placed in each rectangle. Try using FlowLayout or GridBagLayout for your set size...
I understand that the compiler needs the expression to be known at compile time to compile a switch, but why isn’t Foo.BA_ constant? While they are constant from the...
The problem is here: The left-hand-side is a value. Not a variable. That’s why you can’t to a += to it. Although it defeats the purpose of learning how...
java.lang.ArrayIndexOutOfBoundsException: 0