This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
What is this base class use for? I can't understand the meaning. Please give me some clue, thank you!
Joined: Nov 23, 2006
Use the following two files from the above class, we can draw line on the white canvas. Why? I try to read these 2 files, but seems difficult for me to understand. Anybody give me some description. I will appreciate that very much!!!