题目链接:http://poj.org/problem?id=2449 "Good man never makes girls wait or breaks an appointment!" said the mandarin duck father. Softly touching his little ducks' head, he told them a story. "Prince Remmarguts lives in his kingdom UDF – Unite
功能:tail命令可以输出文件的尾部内容,默认情况下它显示文件的最后十行.显示每个指定文件的最后10 行到标准输出.若指定了多于一个文件,程序会在每段输出的开始添加相应文件名作为头.如果不指定文件或文件为"-" ,则从标准输入读取数据.它常用来动态监视文件的尾部内容的增长情况,比如用来监视日志文件的变化. 语法:tail [选项] [文件] 短选项 长选项 涵义 -c[+] K --bytes=[+] K 输出最后 K 字节:另外,使用-c +K 从每个文件的第 K 字节输出
This is the story about how I cracked 122 million* password hashes with John the Ripper and oclHashcat-plus. Author: m3g9tr0n, Copy Editor: Thireus. It was several months ago, when I (m3g9tr0n) saw a tweet from KoreLogic about atorrent file containin
1. [命令]:cat [功能说明]: concatenate files and print on the standard output #连接文件并打印到标准输出,有标准输出的都可以用重定向定向导入到文件里面 [语法格式]: cat [OPTION]...[FILE]... [选项参数]: 参数 说明 简解 -b,--number-nonblank number nonempty output lines 非空输出行编号 -n,--number number all outputnline