03 2021 档案

C++ Operator Precedence
摘要：https://en.cppreference.com/w/cpp/language/operator_precedence The following table lists the precedence and associativity of C++ operators. Operators 阅读全文
posted @ 2021-03-16 13:33 zhangzheng08pku
SUSE extend system disk
摘要：https://www.suse.com/support/kb/doc/?id=000018798 Expanding the file system by adding a new disk A convenient and quick solution to add disk space to 阅读全文
posted @ 2021-03-16 08:24 zhangzheng08pku 阅读(36) 评论(0) 推荐(0)
Syntax to extract .tar.gz file
摘要：Syntax to extract .tar.gz file The syntax is as follows: tar [options] file.tar.gz tar [options] file.tar.gz pattern tar -xf file.tar.gz tar -xvf file 阅读全文
posted @ 2021-03-11 10:41 zhangzheng08pku 阅读(94) 评论(0) 推荐(0)
C/C++ Linux创建文件夹
摘要：包含头文件: /#include <sys/stat.h> /#include <sys/types.h> 函数: 函数原型： int mkdir(const char *pathname, mode_t mode); 函数说明： mkdir()函数以mode方式创建一个以参数pathname命名的 阅读全文
posted @ 2021-03-11 08:55 zhangzheng08pku
linux vi usage
摘要：You can go to a particular line or word in a file using vi in several ways: To make vi start at a particular line in a file, add +line_num to the comm 阅读全文
posted @ 2021-03-11 08:53 zhangzheng08pku
Widows MACRO WIN32_LEAN_AND_MEAN
摘要：宏编译 预处理头 ，经常可以在stdafx.h文件中出现宏定义 #define WIN32_LEAN_AND_MEAN， 具体含义就是当项目中包含#include<windows.h>时去除一些头文件的包含。一个重要的演示 例子就是winsock2.h和windows.h之间有关于_WINSOCKA 阅读全文
posted @ 2021-03-11 08:52 zhangzheng08pku