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Ubuntu12.04 resolv after restart. conf clearing Problem 1./etc/resolv. conf is actually a Link. it actually points to/run/resolvconf/resolv. conf2 and Ubuntu have a resolvconf service. if you restart it,/etc/resolv. conf... resolv after Ubuntu 12.04

Vi/vim copy and paste command 1. select the text block. Use v to enter the visual mode and move the selected content of the cursor key. 2. the copy command is y, that is, yank (mentioned). The common commands are as follows: when y selects a block

Linux O & M engineer interview question 1. file file11 is available. use shell to query the row number awk & amp; lsquo; {if ($0 ~ /^ $/) PrintNR} & amp; rsquo; fileorgrep-n ^ $ file | awk & amp; lsquo; BEGIN {FS :}{ print $1} & amp; linux O & M

Centos6.4x64 install bugfree Step 1: Download xampp-linux-1.8.1.tar.gz [root @ SVNMANAGER ~] #Tar-zxvfxampp-linux-1.8.1.tar.gz-C/opt [root @ SVNMANAGER ~] # Yuminstallnetsta [root centos 6.4 x64 install bugfree Step 1: Download xampp-linux-1.8.1.tar.

First look at Linux file permissions 1. users and user groups in order to better understand file permissions, we need to first have the concepts of users and user groups. In Linux, any file has three types of permissions: User, Group, and Others. 1.

In Linux, after the scheduled task execution command has the Mail alarm function, the next step is to make a scheduled task for periodic execution of this task, in this way, you can receive the alarm information periodically. Before performing a

Samba for building an embedded environment this article mainly introduces the causes and consequences of samba, which has been a brief introduction to samba, and introduces how to install samba in ubuntu, samba server configuration and how to share

Linux beginners, some practical commands cd ~ Enter the root directory cd/enter the root directory makecleanmake error, clear rm-rf * delete all folders rm-rf *. * delete all files (rpm & amp; ndash; qa | greppcre) and check whether the pcre package

Wdcp allows you to set and process site access logs. wdcp starts from version 2.2 and supports web log cutting, saving by day, and compressing and packaging. you can set retention and retention days, as shown in the following system settings, the

Environment: ubuntu10.10 objective: to configure various operations found on the iptables rule network when the NIC is started: sh-c & quot; iptables-save & gt;/etc/iptables. rules & quot; vi/etc/network/interfaces # Add a command under the target

Linux account management, user and group user account commands useradd add new user account usermod set user account information userdel delete user account passwd change user account password chage change user account password life finger Show user

Linuxsymboliclink and hardlink have file A. to create A new link to the file, you can choose symboliclink and hardlink. Symboliclink is to create A new file. the block of the new file stores the inod of directory A (assumed as directory B, that is,

Talking about linux performance tuning 13: performance analysis concepts; talking about linux performance tuning 12: Red Hat optimization strategy Tuned http://www.2cto.com/os/201307/229281.html About the performance metrics of the processor .? CPU

In linux, set the log server log host to vi/etc/sysconfig/syslog to change SYSLOGD_OPTIONS & quot;-m0 & quot; to SYSLOGD_OPTIONS & quot;-r-m0 & quot; //-r writes data from the remote host-m0sables & amp; #39; MARK & amp linux is set as a log server

Problems and common methods encountered when using vim for the first time abstract: problems encountered when using vim for the first time E353: Nothinginregister I learned from linux and python. vim is the best editing tool in linux, of course, I

The following requirements apply to the use of the file control list commands setfacl and getfacl. the setfacl command can be used to enable a group of users to write, read, and execute, while a group of users to write and execute, another group of

In-depth understanding of user management commands such as useradd and manual creation of users to clarify the relationship between adduser and useradd [plain] [root @ larrywenopt] # typeadduseradduseris/usr/sbin/adduser [root @ larrywenopt] #

In Ubuntu, the apt-get command is used by agents. many companies now have their own proxy servers to control internet access for employees. There will be some obstacles to update the software when we use a Linux system, such as Ubuntu. In Ubuntu, if

In AIX and Linux, crontab introduces similar crontab usage in AIX and Linux. First, it introduces Crontab usage in Linux, and then introduces differences between AIX and Linux. 1. Crontab the crontab command is used to schedule the execution of some

I believe many new users who want to learn linux are wondering what linux learning courses are good. the following small series will collect and organize several important tutorials for you to learn, if you want to learn more, go to the wdlinux