IT_LPF的博客

https://www.cnblogs.com/king8/p/10797075.html

Linux操作系统发生如下报错：no acceptable C compiler found in $PATH，代表你没有安装C编译器执行 yum -y install gcc-c++命令进行安装，安装完后，输入gcc -v检查是否安装成功，出现下图所示代表安装c编译器成功。...

Mybatis-Plus发生该报错：'getBaseMapper()' in 'com.baomidou.mybatisplus.extension.service.impl.ServiceImpl' clashes with 'getBaseMapper()' in 'com.baomidou.mybatisplus.extension.service.IService'; attempting to use incompatible return type.原因： 你的...

Referenced file contains errors (....). For more information, right click on the message in the Problems View andselect "Show Details..."解决办法：加上<xml-body>标签

BASE64Encoder cannot be resolved to a type或者BASE64Decoder cannot be resolved to a type在JDK中包含了该类，可以直接使用此时我们需要做的就是：