1.安装STS4
help-->Eclipse Maketplace-->search ‘STS‘-->install
2.代码提示
Window-->preferences-->java-->Editor-->content assist-->activation trigger for java
abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ@
3 startup and shutdown: 取消全部
5.Validation : disable all
6. General : Show heap status
7 取消拼写检查: General->Editors-->Test Editors-->Spelling
8.快捷键
Ctrl+1--->Alt+/
Word completion: Alt+/ -->Alt+w
原文:https://www.cnblogs.com/alittlesmile/p/10887673.html