Linux

FindIn Windows, when we want to find a file, we just need to enter what you want to find in the lookup, for Linux, there is not a convenient image lookup, but using the Find command, will be the best choice, find has a powerful way to find commands,

1, output current month dayecho $ (date +%f) 2014-02-212, output current time (cent)echo $ (date +%r) 12:453. Output current time (seconds/minute)echo $ (date +%t) 12:52:514. Output Weekecho $ (date +%a) Friday5. Combined output Date Time5.1 Output

UseIfconfigRemove the NICEth0of theIpAddressmethod 1:sed[Email protected] ~]# ifconfig eth0 |sed-nr ' 2s#.*dr:|bca.*# #gp '10.0.0.200[Email protected] ~]#method 2:sed[Email protected] ~]# ifconfig eth0 |sed-nr ' 2S#.*DR: (. *) BCA.*#\1#GP '10.0.0.200

The Chkconfig command is primarily used to update (start or stop) and query run-level information for system services. Keep in mind that Chkconfig does not immediately automatically disable or activate a service, it simply changes the symbolic

A lot of friends ask me, want to know more about the Linux operating system but can not find the starting pointThe advice I give you is: So C is an essential skill to learn Linux in depth, you can see Rectification's green Book,

1. View command: Man 2 pipe2. header file: #include 3, function prototype: int pipe (int pipefd[2]);A, pipefd[2]: Nameless Pipe Two file descriptor, array of type int, size is 2,pipefd[0] read end, pipefd[1] is write end4. Return value:Success:

Command alias SettingsAn alias can be used when the command is very longSee what aliases are available#alias#alias rm= ' Rm-i 'Remove command aliases#unalias LMgrep can parse a line of text, get the keyword, if the line exists in the keyword, will

First, anonymous sharing1. InstallationYum-y Install samba* # #安装samba软件2. Modify the configuration fileVi/etc/samba/smb.conf[Global]Workgroup = MyGroupServer string = Samba Server Version%vLog file =/var/log/samba/log.%mMax log size = 50Security =

Linux environment variable linux environment variable definition(1) Login Shell: When you get bash, you need a full login process called login shell. For example, when logging in with TTY1~TTY6, you need to enter a username and password, and bash is

Example: How to obtain/etc/hostsThe file's permissions correspond to the digital content, such as-rw-r--r--to be644, requires the use of commands to takeGet644such a numbermethod 1:sed[Email protected] ~]# Stat/etc/hosts | Sed-nr ' 4s#.*\ (0|/-.*#

This article was reproduced from: http://blog.csdn.net/liuxd3000/article/details/17464779First, the basic conceptFrame buffering (Framebuffer) is an interface provided by the Linux system for display devices, which shows buffer abstraction,

What exactly does the prompt character mean when we log on to Linux? Can you set it up again.First look at the default display:~~]#As you can see, the display of the normal user and the root user is different. What does each symbol mean?Fuwh/root:

Introduction to Linux and Ubuntu installationCommon directivesSystem administration CommandsPackaging compression-related commandsShut down/Restart the machineLinux PipelinesLinux Package ManagementVim useUser and User group managementFile Rights

1. Help for internal commands:Case:Help CD # #显示cd命令的帮助2. Help options for external commands:-h/--helpCase:LS--help # #显示ls命令简单帮助Useradd--help # #显示useradd命令的帮助3. Manual of command: Man1), man's area type:1--> User CommandsFormat Help for 5-->

First, configure the virtual machine automatic installation 1, according to the Yum source Configuration blog:http://13132323.blog.51cto.com/13122323/1951991 First install the Auto answer Script tool Yum install System-config-kickstart–y, and

The philosophical thought of LinuxAll documentsAvoid interaction and implement bash programmingText Programming Command Implementation configurationCombine small programs to complete complex tasksSummarizeProgram programmingInterpreting executionThe

1. Add the following under the Vi/etc/rc.local file:/home/svn/subversion-1.8.18/bin/svnserve-d--listen-port 3690-r/home/svn/productDescription/home/svn/subversion-1.8.18/bin/svnserve for SVN installation path/home/svn/product for SVN library

Static library creation and viewing under Linux, and how to see which dynamic libraries an executable depends onTo create a static library:Ar-rcs test.a *.OTo view the static library:Ar-tv TEST.AUnzip the Static library:Ar-x TEST.ATo view the

has been using Linux, but never systematic study, starting from January 1 to study to the end of July 16, nearly seven months to learn, so that they have a new understanding of Linux, the old boy teacher's class is really good, the actual combat is

(1) Thread creation: Pthread_create ()(2) Thread return value: There are two ways to obtain: 1, using the thread function to return a void* pointer directly.     2. Use the Pthread_exit () method to end the thread and pass a void* pointer back. The