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Linux Shell编程从入门到精通(第2版)

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从基础到精通全面介绍Linux Shell编程
畅销不衰的Linux经典入门图书
适用于各种常见版本的Linux Shell
Linux管理人员的参考手册
丰富典型的实操案例
全程录像的视频讲解光盘
Content Description

本书由浅入深、循序渐进地详细讲解了LinuxShell编程的基本知识。这些基本知识包括Shell编程的基本知识、文本处理的工具和方法、正则表达式、Linux系统知识等。
本书旨在通过理清Linux Shell编程的脉络,从基本概念着手,以丰富、实用的范例作为辅助,使读者能够深入浅出的学习LinuxShell编程。
本书的每一章节都配有综合案例,这些综合案例不仅可以使读者复习前面所学的知识,还可以增加开发项目的经验。这些案例实用性很强,许多代码可以直接应用到Linux系统管理中。
本书配有全程录像的视频讲解光盘,读者可以将视频和书结合起来学习,可以更快、更好地掌握Linux Shell编程技术。
本书适合于Linux Shell编程的初学者,有一定LinuxShell编程基础,但还需要进一步提高的人阅读。本书对于有一定编程经验的程序员也有很好的参考价值。
Author Description

张昊,毕业于南京大学理学院,南京大学开源爱好者组织创始人、南京Linux 使用者组织(NJLUG) 创始人,曾经任职于千橡互动从事底层引擎的开发,编写《Linux Shell编程从入门到精通》。程国钢,北京航空航天大学博士,有丰富的教学科研技术经验,开设单片机教学课程,承担过基于嵌入式的国家863级课题、院级别和国家气象局项目,有多本图书编写经验。
Catalogue

第1章初识Shell程序
1.1第一道菜
1.2如何运行程序
1.2.1选婿:位于第一行的#!
1.2.2找茬:程序执行的差异
1.2.3shell的命令种类
1.3Linux Shell的变量
1.3.1变量
1.3.2用echo输出变量
1.3.3环境变量的相关操作
1.3.4shell中一些常用环境变量
1.4Linux Shell是解释型语言
1.4.1编译型语言与解释型语言
1.4.2Linux Shell编程的优势
1.5小结
第2章Shell编程基础
2.1向脚本传递参数
2.1.1Shell脚本的参数
2.1.2参数的用途
2.2I/O重定向
2.2.1标准输入、标准输出与标准错误
2.2.2管道与重定向
2.2.3文件描述符
2.2.4特殊文件的妙用
2.3基本文本检索
2.4UNIX/Linux系统的设计与shell 编程
2.4.1一切皆文件
2.4.2UNIX编程的基本原则
2.5小结
第3章编程的基本元素
3.1再识变量
3.1.1用户变量
3.1.2位置变量
3.1.3环境变量
3.1.4启动文件
3.2函数
3.2.1函数定义
3.2.2函数的参数和返回值
3.3条件控制与流程控制
3.3.1if/else语句
3.3.2退出状态
3.3.3退出状态与逻辑操作
3.3.4条件测试
3.4循环控制
3.4.1for循环
3.4.2while/until循环
3.4.3跳出循环
3.4.4循环实例
3.5小结
第4章正则表达式
4.1什么是正则表达式
4.1.1正则表达式的广泛应用
4.1.2如何学习正则表达式
4.1.3如何实践正则表达式
4.2正则基础
4.2.1元字符
4.2.2单个字符
4.2.3单个表达式匹配多个字符
4.2.4文本匹配锚点
4.2.5运算符优先级
4.2.6更多差异
4.3正则表达式的应用
4.3.1扩展
4.3.2案例研究:罗马数字
4.3.3案例研究:解析电话号码
4.4小结
第5章基本文本处理
5.1排序文本
5.1.1sort命令的行排序
5.1.2sort命令的字段排序
5.1.3sort小结
5.2文本去重
5.3统计文本行数、字数以及字 符数
5.4打印和格式化输出
5.4.1使用pr打印文件
5.4.2使用fmt命令格式化文本
5.4.3使用fold限制文本宽度
5.5提取文本开头和结尾
5.6字段处理
5.6.1字段的使用案例
5.6.2使用cut取出字段
5.6.3使用join连接字段
5.6.4其他字段处理方法
5.7文本替换
5.7.1使用tr替换字符
5.7.2其他选择
5.8一个稍微复杂的例子
5.8.1实例描述
5.8.2取出记录的ip字段和id字段
5.8.3将记录按照IP顺序排序
5.8.4使用uniq统计重复IP
5.8.5根据访问次数进行排序
5.8.6提取出现次数最多的100条
5.9小结
第6章文件和文件系统
6.1文件
6.1.1列出文件
6.1.2文件的类型
6.1.3文件的权限
6.1.4文件的修改时间
6.2寻找文件
6.2.1find命令的参数
6.2.2遍历文件
6.3比较文件
6.3.1使用comm比较排序后文件
6.3.2使用diff比较文件
6.3.3其他文本比较方法
6.4文件系统
6.4.1什么是文件系统
6.4.2文件系统与磁盘分区
6.4.3Linux分区格式的选择与安全性
6.4.4文件系统与目录树
6.4.5文件系统的创建与挂载
6.5小结
第7章流编辑
7.1什么是sed
7.1.1挑选编辑器
7.1.2sed的版本
7.2sed示例
7.2.1sed的工作方式
7.2.2sed工作的地址范围
7.2.3规则表达式
7.3更强大的sed功能
7.3.1替换
7.3.2地址范围的迷惑
7.4组合命令
7.4.1组合多条命令
7.4.2将多条命令应用到一个地址范围
7.5实际的例子
7.6sed实践
7.6.1第一步 替换名字
7.6.2第二步 删除前3行
7.6.3第三步 显示5~10行
7.6.4第四步 删除包含Lane的行
7.6.5第五步 显示生日在November-December之间的行
7.6.6第六步 把3个星号(***)添加到以Fred开头的行
7.6.7第七步 用JOSE HASRETIRED取代包含Jose的行
7.6.8第八步 把Popeye的生日改成11/14/46
7.6.9第九步 删除所有空白行
7.6.10第十步 脚本
7.7小结
第8章文本处理利器awk
8.1来个案例
8.2基本语法
8.2.1多个字段
8.2.2使用其他字段分隔符
8.3AWK语言特性
8.3.1AWK代码结构
8.3.2变量与数组
8.3.3算术运算和运算符
8.3.4判断与循环
8.3.5多条记录
8.4用户自定义函数
8.4.1自定义函数格式
8.4.2引用传递和值传递
8.4.3递归调用
8.5字符串与算术处理
8.5.1格式化输出
8.5.2字符串函数
8.5.3算术函数
8.6案例分析
8.6.1生成数据报表
8.6.2多文件联合处理
8.6.3检验passwd格式的正确性
8.6.4sed/awk单行脚本
8.7小结
第9章进程
9.1进程的含义与查看
9.1.1理解进程
9.1.2创建进程
9.1.3查看进程
9.1.4进程的属性
9.2进程管理
9.2.1进程的状态
9.2.2shell命令的执行
9.2.3进程与任务调度
9.3信号
9.3.1信号的基本概念
9.3.2产生信号
9.4Linux的第一个进程init
9.5案例分析:Linux系统中管道的实现
9.6调度系统任务
9.6.1任务调度的基本介绍
9.6.2调度重复性系统任务(cron)
9.6.3使用at命令
9.7进程的窗口/proc
9.7.1proc——虚拟文件系统
9.7.2查看/proc的文件
9.7.3从proc获取信息
9.7.4通过/proc与内核交互
9.8Linux的线程简介
9.8.1Linux线程的定义
9.8.2Pthread线程的使用场合
9.8.3Linux进程和线程的发展
9.9小结
第10章超级工具
10.1不同的shell
10.1.1修改登录shell和切换shell
10.1.2选择shell
10.2SSH
10.2.1SSH的安全验证机制
10.2.2使用SSH登录远程主机
10.2.3OpenSSH密钥管理
10.2.4 配置SSH
10.2.5使用SSH工具套装拷贝文件
10.3screen工具
10.3.1任务退出的元凶:SIGHUP信号
10.3.2开始使用screen
10.3.3screen常用选项
10.3.4实例:ssh+screen管理远程会话
10.4文本编辑工具Vim
10.4.1为什么选择Vim
10.4.2从何处获取Vim
10.4.3Vim的工作模式
10.4.4首次接触:step by step
10.4.5鼠标的移动
10.4.6基本编辑指令
10.4.7复制(yank)
10.4.8搜寻、替换
10.5小结
第11章Linux

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