我记得 Bellcore 有一位开发经理,他在人们还没有谈论“快速原型化”和“敏捷开发”前好几年就反对所谓的“需求”文化。他从不提交冗长的规格说明,而是把一些 shell 脚本和 awk 代码结合在一起,使其基本能够完成所需要的任务,然后告诉客户派几个职员来使用这些原型,问他们是否喜欢。如果喜欢,他就会说“在多少多少个月之后,
This has the effect of causing functions defined inside test.sh to be read and defined to the current shell as follows −$ number_one This is the first function speaking... This is now the second function speaking... $ To remove the definition of a function from the shell, use the ...
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Shell Scripting in Unix - Learn the fundamentals of shell scripting in Unix. Explore essential commands, scripting techniques, and best practices to enhance your programming skills.
Bourne Shell Scripting (WikiBooks) The Linux Command Line: A Complete Introduction (W. Shotts, Jr.) Conquering the Command Line: Unix and Linux for Developers Advanced Bash-Scripting Guide (Mendel Cooper) Bash Guide for Beginners (Machtelt Garrels) Ten Steps to Linux Survival: Navigating the Ba...
Some functionality may be lost when running under older versions of ZSH, but it should degrade cleanly and allow you to use the same setup on multiple machines of differing OSes without problems. fresh fresh is a tool to source shell configuration (aliases, functions, etc) from others into ...
A mount can be issued from the BPXPRMxx parmlib member that is used with the start of z/OS UNIX, by a user through ISHELL, by the TSO/E MOUNT command, by automount, or by a program by using the mount() function. The latter function is restricted to users with appropriate ...
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UNIX and Linux users use a variety of different shells, from the Bourne shell (/bin/sh) to the Z shell, with just about everything in between. The relative merits of particular shells are the subject of rather heated debate, like you might find when discussing favorite sports teams. Interi...
Linux Learning Site and Documentation Linux 文档项目(Linux Documentation Project)旨在给 Linux 操作系统提供自由、高质量文档。网站是由志愿者创建和维护的。网站分为具体主题的帮助、由浅入深的指南等。在此我想推荐一个非常好的文档,这个文档既是一个教程也是一个 shell 脚本编程的参考文档,对于新用户来说这个 ...