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Perl Unicode转换概括:1.判断输入源的编码方式2.输入源是utf8编码 a. Encode::_utf8_on($str);开启utf8 flag。 输入源非utf8编码 a. $string = decode(ENCODING,$octets [,CHECK]);将输入源转化成utf8编码并开启utf8 flag3.输出 $str = Encode::encode(ENCODING, $str);把字符串从utf8编码转成指定的编码, 并关闭utf8 flag----------------------------------------------以下内容摘自网络... 阅读全文
摘要:
Sessions:A session is a collection of one or more process groups.Sessions:是单个或多个进程组的一个集合。process establishes a new session by calling the setsid function.进程靠调用setsid()创建一个会话。#include <unistd.h>pid_t setsid(void);If the calling process is not a process group leader, this function creates a new 阅读全文