unix pushd

Let's face the reality: bad habits are hard to change. However, the habits you are already familiar with may be more difficult to overcome. Sometimes, you may have to review some things. I didn't expect it to do this! . In MichaelStutz's "10 habits

The 20 good habits to be used in Unix are: 1) create a directory tree in a single command. 2) change the path. Do not move the archive. 3) combine commands with control operators. 4) exercise caution when referencing variables. 5) Use escape

Build LINUX [LFS] And linuxlfs from scratch "LINUX is the example" has a chapter dedicated to introducing the Linux build. The process is detailed and interesting. A brief summary of this information  LFS This site provides detailed steps to build a

This series comes from "Linux 101 hacks", the author also wrote other 101 hacks tutorials, read a few chapters, think skills are also good, very practical, do a summary collection.CdpathSet the base directorypwd/home/ramesh[[email protected]-db ~]#

#!/bin/bash#读取文件内容到变量中 Filecontent= ' Cat ~/file.txt ' is the TAB key on thatEcho $filecontent#取得文件内容的每一行 For Fileline in $filecontentTodoEcho $filelineDone#写内容到文件中 echo $filecontent >> test.txt Bash built-in UNIX command .: Executes the

1. Enable the FreeBSD terminal to support color Ls-G will show the colorCsh in the. cshrc file, add: alias ls = "ls-G"Sh in the. profile file, add: alias ls = "ls-G"   2. Change the User Login Shell   By default, SH is used for Logon. Sh does not

In the previous section, we described how to retrieve all the available commands in the current shell and PowerShell, and for the specified command to view their syntax information, you can get help information for the specified command, including

1. For I in 'ls *. mp3' Common Mistakes: for i in `ls *.mp3`; do # Wrong! Why is it wrong? Because the for... in statement is segmented by space, the file name containing space is split into multiple words. If you encounter 01-Don't eat the

The path to LINUX explorationThe path to LINUX discovery table of Contents 1 Preface 2 configuration 2.1 Vim 2.2 Emacs 2.3 Input Method Configuration 2.4 Bash 2.5 Ag and Percol 2.6 git 2.7

The Bourne shell when Unix was first born, it had a very basic shell written by Ken Thompson, one of the creators of UNIX. the Bourne shell was written by Steve Bourne in 1979 as a Scriptable Unix shell. all other shells have a prefix to qualify