On the internet to see someone like the following summary
Yum-y Update
Upgrade all packages, change software settings and system settings, upgrade the system version kernel
Yum-y Upgrade
Upgrades all packages, does not change software settings
Old left with a lot of novice users, in the choice of Linux VPS host will probably see if the machine is in use and probably Word-of-mouth and price, and then probably compared CPU core, memory, hard disk and traffic in the same knowledge of the
These two days when the installation of WHMCS, there are
Requires the Ioncube PHP Loader ioncube_loader_lin_5.4.so to is installed by the site administrator.The above said is not installed Ioncube, so we first to install the Ioncube.View System
A common use in VPS is to perform tasks regularly, and to perform tasks regularly can reduce human workload and improve efficiency. The timing task of a Linux system is controlled by a cron (Crond) system service. The Linux system already has a lot
My Vyatta operation has been very good, with Ros and Cisco do tunnel connected to Vyatta run OSPF used to turn the wall, the effect has been good. When you use Windows to connect to a VPN, however, you often open the page timeout, but the ping is
The most annoying thing about transferring files to a Linux system when using Windows is to file different modifications. I have also written an article about Excel files copied to Linux under the problems caused by. VI View the Space, tab, and
Based on the last Linux distribution, and want to do a complete installation of the different series of Linux versions, and Windows XP to implement a multiple operating system installation, the process is not so simple to implement, it takes time
In Linux, the kernel assigns an Inode (index node) to each newly created file, and each file has a unique inode number. The file attributes are stored in the index node, and when the file is accessed, the index nodes are copied to the inside to
Using VM VirtualBox creates a CentOS virtual machine, divides 3GB of disk space, uses dynamically allocated storage, and the file system is LVM. After a while, they found that there was not enough disk capacity. After reading some information, I
The code is as follows
Copy Code
sudo apt-get install ImageMagick
Other Linux has the corresponding software installation commands, I wrote the following two scripts, the pictures are batch format and compression operations:
Method One
The first approach is to use the Geoiplookup tool, which is a command-line client for querying the Maxmind GeoIP database. Geoiplookup allows you to query for geographic information or network information for an IP address (or domain
Description
Because of all the original, we may need to look at the Linux Server board model, CPU model, memory size, the number of memory lines. Because the server uses a RAID card, the usual view of the hard drive information can not be used, to
First, findFind command /pattern: Find pattern Match string downPattern: Find pattern Match string upAfter using the Find command, use the following two keys to quickly find:N: Continue searching in the same directionN: Search in the opposite
Description, is through file2 content and file1 do compare, finally listed file1 and file2 different parts!First, prepare two documents:Catcat file2ceSecond, the comparison method:Method One:grep commandgrep -V-f file2 file1abdMethod Two: Comm
XFS description Data observation of file systemEXT Family dumpe2fs , while the XFS family uses xfs_info to observe[email protected] ~]# Xfs_info mount point | device file name[[email protected] ~]# DF--T/bootFilesystem Type 1k-blocks used Available
Google's open-source transcript is published!GuideOpen-source software allows Google to quickly and effectively build systems without repeating the wheel, allowing us to focus on solving new problems. We stand on the shoulders of giants, so we are
Dip can control the modem and establish two-way external connections by using a dial-up IP address.SyntaxDip [-aikltv] [-m ] [-p ] [dialing script file]Parameter description: -A: ask the user name and password. -I: Start the dialing server
Device refers to the device code you want to establish a DOS file system. Such as/dev/hda1. Block_count indicates the number of blocks you want to configure. If block_count is not specified, the system automatically calculates the number of blocks
Although many articles on Debian's package management tool apt-get have been published on the Internet, I decided to summarize the usage of apt-get. This is very useful for learning linux, especially debian. The Ubuntu operating system is also a
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