HXD933644的博客

https://www.bbsmax.com/A/kjdwXqmEzN/

JDBC 中报错Parameter index out of range (1 > number of parameters, which is 0).原因可能是因为未用 ? 占位符 替换值

Transaction is already completed - do not call commit or rollback more than原因就是因为事务重复commit

一、首先创建项目最好是用命令行在某一个指定的位置创建，创建时，用vue create 项目名即可创建，创建完事后还需要再main.js中引入ElementUI的依赖↓ 在main.js中引入所有的ElementUI以及axios的依赖//element-UIimport ElementUI from 'element-ui' //element-ui的全部组件import 'element-ui/lib/theme-chalk/index.css'//element-ui的cssVue.us

@RestController@RequestMapping("/goods")public class GoodsController { @Autowired private IGoodsService service; @RequestMapping("list") public Object getlist(){ return service.list(); }}