Eclipse 代码自动提示

　　Window->Preferences->Java->Editor->Content Assist->Auto activation triggers for Java 文本框里面输入.qwertyuiopasdfghjklzxcvbnmQWERTYUIOPASDFGHJKLZXCVBNM->Apply->OK

　　参考资料

　　eclipse代码自动提示，eclipse设置代码自动提示