eclipse 打开一个新工程的基本设置

1.代码自动提示

Window -> Preferences -> Java -> Editor -> Content Assist -> Auto Activation

2.代码的字体和大小

Window -> Preferences -> General -> Appearance -> Content Assist -> Colors and Fornts

3.设置编码问题UTF-8

Window -> Preferences -> General -> Appearance -> Content Assist -> Colors and Fornts

4.设置java源文件

5.设置背景颜色为绿豆沙色

6.显示空白符