project1

Posted 2020-11-06 wantao

遇到的一些问题

1.利用jquery重定向和跳转

:https://blog.csdn.net/rentian1/article/details/77880828

2.报错：Cannot call sendRedirect() after the response has been committed/HTTP Status 405:

https://blog.csdn.net/theblackbeard/article/details/53355372

3.JSP实现界面的自动跳转的几种方式：

https://blog.csdn.net/marksinoberg/article/details/50445747

4.报错：can‘t write duplicate key in table #‘sql_XXXXX’

外键重名了

5.多线程使用同一个数据库connection的后果:

https://www.aliyun.com/jiaocheng/295485.html

6.由于外键的存在引发的一个mysql问题 Cannot change column ‘id‘: used in a foreign key constraint:

http://www.cnblogs.com/jiqing9006/p/5019947.html

7.java.util.Date和java.sql.Date的区别和相互转化:

https://blog.csdn.net/qin_zhimou/article/details/55509769

8.Maven创建的Web项目无法使用EL表达式:

https://blog.csdn.net/yuguiyang1990/article/details/10419759

9.解决maven工程在tomcat部署后WEB-INF下没有lib目录:

https://blog.csdn.net/zhongyangjian/article/details/70170389

10.EL表达式类对象访问私有属性:

EL表达式类对象访问私有属性

11.富文本编辑器:UEditor

http://fex.baidu.com/ueditor/

12.时间格式转化时java.text.ParseException: Unparseable date: ""异常:

https://blog.csdn.net/zzq900503/article/details/11906105

13.MySQL外键 Cannot add or update a child row错误的实例解释:

https://blog.csdn.net/garcon1986/article/details/5337336

14.数据库如何给含有外键的表中插入数据？:

https://blog.csdn.net/kxx535943581/article/details/47816109（其实只是关闭了检查，最简单的方法是外键删掉，反正不会用，还不如删掉）

15.报错:The JSP specification requires that an attribute name is preceded by whitespace

https://blog.csdn.net/xinmashang/article/details/38492349

16.把js  new Date转换成想要的时间 yyyy-mm-dd  hh-min:

https://www.jianshu.com/p/15ffa504b877