Linux

Recently because of learning to try to install Linux open source operating system, of course, installed in the virtual machine environment, the choice of distribution is CentOS (Community Enterprise Operating system). Accustomed to Windows, the

Configuration of NIC aliases:This and ifconfig temporarily modify the network card IP is similar, but not the same. Are temporary, just restart the computer will be gone.With permanent IP aliases:CP Ifcfg-eth0 ifcfg-eth0:0Vim ifcfg-eth0:0This is

Linux under Memcache server-side installationServer side is mainly installed Memcache server side, the current version is memcached-1.3.0.Download: http://www.danga.com/memcached/dist/memcached-1.2.2.tar.gzIn addition, Memcache used the libevent

Customer can not mount storage, system exception. Login system, try to manually mount partition, reported failure. Enter the mount point, try to write a file, reported insufficient disk space, first suspect that the system disk space is full:$

My Linux version is ubuntu12.04 32bit. Today, when downloading the Android source code, I found that the disk space that I initially allocated to this virtual machine was not enough (only 20G). So you need to expand the disk. on the internet roughly

Installation Environment: Fedora 16, user name GugePackage: grads-2.0.1-bin-i686-pc-linux-gnu.tar.gz (grads main program),Data2.tar.gz (grads comes with fonts, map packs),EXAMPLE.TAR.Z (sample test package)(The above packages are downloaded from

The vmstat command is a common Linux performance monitoring tool that reports statistical information about kernel threads, virtual memory , disks , traps, and CPU activity. Reports generated by the Vmstat command can be used to balance system load

The date command itself provides the addition and subtraction of datesFor example: Get yesterday's timeDate +%y%m%d--date= "-1 day" 1. In the display, the user can set the format to be displayed, formatted as a plus followed by a number of tokens,

There are three ways to set SELinux under Linux.First, in the graphical interface:Desktop--Manage security levels and firewalls, set to disable.Second, in the command mode:Modify the file:/etc/selinux/config, and then restart the system. Specific

Voting system1.Descriptionwrite a voting system, the process is to configure the server first, in writing an online voting function, to achieve online voting function. In fact, the implementation of the function is very simple, the trouble is that

1. InstallationLinux Direct apt-get install git or apt-get install Git-core2. Create a version libraryGo to Catalog git init will now generate a. Git directory to manage the version of your directory, generally do not move. Git directory. 3. Add the

"Copyright notice: Reprint please keep Source: Blog.csdn.net/gentleliu. E-mail: shallnew*163.com "Each CPU has a queue to handle the received frames, all have its data structure to handle ingress and egress traffic, so there is no need to use a

Script Name: power.shScript content:Shell Code#!/bin/SH username3=$1dir_name2=$2# Get existing directory File_path=$dir _name2 while true Do if[ -d $file _path];then Break; Fi File_path=${file_path%/*} done dir_name2= $file _path # Judge

The importance of the Linux system should not be explained, and more IT practitioners and students are now fighting for Linux. But for new Linux users, it is always a confusion about what knowledge Linux has learned and how far it has reached. Today,

When we deploy LAMP, we usually install the httpd service and use the httpd. replace the default httpd with conf. conf may encounter some uncompiled modules when the httpd service is restarted. The first reaction is to re-compile the modules, but

CentOS allows administrators to use the bonding kernel module and the special network interfaces called channel binding interfaces The network interface is bound to a channel. Based on the selected binding mode, channel binding uses two or more

Tail Name: tail-output the last part of the files output file Function Description: The tail command writes the file to the standard output from a specified point. You can use the-f option to conveniently view the log file being changed, the tail-f

Egrep Function Description: The egrep command is the same as the grep command with the-E flag, except for the difference between the error message and the function of using the message and the-s flag. Use the egrep command to search for one or more

As a multi-user, multi-task operating system, once the files in Linux are deleted, it is difficult to restore. Although the DELETE command only marks the deletion in the file node and does not actually clear the file content, other users and some

I. Basic Definitions of HTTP Hyper Text Transfer Protocol (HTTP) was designed to provide a method for publishing and receiving HTML pages. Resources requested through HTTP or HTTPS are identified by the Uniform Resource Identifier (URI. Currently,