Describe how select/poll/epoll work and the difference.
C++继承 构造函数写法
C++继承中关于子类构造函数的写法。
C++ vtable Error
虚基类继承的时候出现error:undefined reference to 'vtable for xxx'
以及 undefined reference to 'typeinfo for xxx'
解决方法: 1. 对于纯虚函数需要加上函数体 {}
,即
virtual void example();
要改为
virtual void example() {}
2.
含有虚函数的类的析构函数要声明为virtual。
为什么要加函数体? >暂时不明
Database Index
MySql索引相关内容。
Beamforming
Here's something encrypted, password is required to continue reading.
Compressed Sensing
Here's something encrypted, password is required to continue reading.
Basic Communication Concepts
Here's something encrypted, password is required to continue reading.
VimLearn
学习vimtutor记录。
Shell Script Learning
学习shell脚本编程。
Cpp Debug
linux下几个调试工具及其使用。