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In linux, set the automatic start command for the startup service [root @ localhost ~] # Chkconfig -- list displays the services that can be automatically started upon startup [root @ localhost ~] # Chkconfig -- add *** add boot auto start ***

When the start and shutdown modes of the AIX system are default, the system uses the list of boot devices in normal mode to boot. When the machine starts normally, the system completes the whole process of AIX startup, including activating the

Shell note variable Shell code #! /Bin/bash # line comment at the beginning # The first line of the shell script is generally #! /Bin/bash indicates that/bin/bash is responsible for interpreting www.2cto.com # defining the variable str & quot;

In linux, why do we need the segmentation and paging mechanisms? First, let's talk about the real mode and protection mode on linux. Why do we need to divide the real and protection modes? What are their differences? First, the real mode and the

In Linux, how does one keep the gnome-terminal window running the command and stop it immediately (gnome-terminal-x) so that people with the same problem can find a solution to this problem, I made the title very long. Solution: username @ Ubuntuz :~

Ubuntu tool first, we use apt-getinstall to install one. scrot is mainly used in the command line. it uses the imlib2 library to capture and save the image sudoapt-getinstallscrot // capture the desktop, set the current entire desktop... First of

Ssh/scp: ssh_exchange_identification: when using ssh/scp for Connectionclosedbyremotehost, the following problems occur: Java code ssh_exchange_identification: Connectionclosedbyremotehost solution :... Ssh/scp: ssh_exchange_identification:

The configuration of nfscentos6.2 in centos6.2 changes the portmap service to rpcbind. this is different from centos5 when nfs is used. The following is an nfs system that allows all users in the Lan to access this directory, you can configure the

Grep searches for the string command grep-rl & quot; work & quot; * in the file to traverse the grep & quot; work & quot; * directory without traversing www.2cto. comgrep & quot; work & quot ;*. find the workgrep-l & quot; work & quot; * file in the

Record the command parameter chgrp in Linux: change the group to which the file belongs; chown: change the file owner; www.2cto. comchown can only change the group to which the file belongs: for example, chown. binfilename -- modify the group to

String operations, functions, and variable scope string operations in shell notes are too common. Shell code #! /Bin/bash # string truncation #1 use a simple command to intercept basenamedirname # dirname and return another path discarded by

Inotify + rsync implements real-time file backup 1. inotifyinotify is a powerful fine-grained and asynchronous file system event monitoring mechanism. the Linux kernel has been added to Inotify since 2.6.13, inotify can be used to monitor the

Centos6.2 from the U disk installation 0. prepare an 8 gb u disk, prepare centos iso, I use the iso of the dvd, can be from the camera... Centos 6.2 0. prepare an 8 gb u disk, prepare centos iso, I use a dvd iso, can download from http://mirrors.ta13

Two methods for logging on to Ubuntu at the command line are provided. Although Linux kernel-based Ubuntu is very easy to operate on the GUI, it greatly reduces the boot speed. As a result, many Ubuntu users still want to use the traditional command

VI search replacement command use esc: command mode and insert mode switch 1. vi Search: when you open a file with vi, because the file is too long, how can we find the keywords you want? No menu-> Search is available in vi, but www.2cto.com does

Snapshot -- newer & quot; 2012-10-0100:00:00 & quot; backup/tarczvf... Linux tar is used to compress files after a certain date. to facilitate incremental backup of server data, appropriate tar parameters can be used to regularly package Java code

In linux, Samba service and NFS service configuration 1. Samba service configuration process is simple to achieve sharing between linux and windows. Using samba to build a file server is not only more powerful than windows, but also fast and secure

In linux, add the hard disk kernel configuration & gt; enable the kernel to support hot swapping of Generalsetup --- & gt; Supportforhot-pluggabledevices & gt; USB driver settings www.2cto. comDeviceDrivers --- & gt; GenericDriverOptions --- & gt;

Install the Dropbox client on Ubuntu 1. install a 32-bit system on the command line $ cd ~ & Amp; wget-O-& quot; https://www.dropbox.com/download? Platlnx. x86 & quot; | tarxzf-64 bit system $ cd ~ & Amp; wget-O-& quot; https://www.d Install the

USERonlyread02chattr-i/etc/passwd/etc/shadow/etc/group03ln-s/bin/bash/bin/rbash04echo/bin/rbash & gt;/etc/shells05useradd-c & quot; ARestrictedUser & quot;-s/bin/r USER = onlyread 02 chattr-I/etc/passwd/etc/shadow/etc/group 03