1. elipse下载、安装、jdk环境配置教程:
https://www.cnblogs.com/ForestDeer/p/6647402.html
2.eclipse使用教程:
https://jingyan.baidu.com/article/0a52e3f4e241a0bf62ed72a7.html
3.错误提示:Errors running builder 'Java Builder' on project'xxy'.java.lang.NullPointerException
解决方法:新版本elipse新建project时会自动创建module,将新建module勾选框划掉就好了
4.快速添加及删除注释:
Ctrl+Shift+C、Ctrl+/、Ctrl+Shift+/
5.elipse常用快捷键:
https://www.cnblogs.com/mq0036/p/4995390.html
6.设置字体显示:
Window —— preferences —— General - Apprearance —— Colors and Fonts —— Java Edit Text Font —— Edit...