1. 后不给提示

解决方法: windows→Proferences→seach “Content Assist” 设置 Auto-Activation 如下 :


    Auto-Activation
    1.) 勾选Enable auto activation选项
    2.) Auto activation delay ->  (100)
    3.) Auto activation triggers for Java ->  (.@)
    4.) Auto activation triggers for Javadoc ->  (#)