This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
I am working throught the head first book, and the subject now is about making a class and testclass. I get the impression that these two files should be seperate, so with one of the exercises I had to do I did;
and the testclass;
When I run it, it seems to compile, but then an error emerges;
DrumkitTestDrive.java:13: cannot find symbol symbol : method playsnare() location: class Drumkit d.playsnare(); ^