CentOS

DescriptionFirst, Version: 7.1 Version:centos-7-x86_64-everything-1503-01.iso download from: http://mirrors.163.com/centos/7/isos/ X86_64/centos-7-x86_64-everything-1503-01.isoThis is the everything version, 7.07GB. Install via USB stick. and to

Recently looking at data statistics and analysis, think of the R language, and then started in their own CentOS environment for installation and configuration. The steps are as follows:1. Go to the R official website to download the installation

　　I. Account security1.1 Lock out redundant self-built accounts in the systemCheck method:Execute command#cat/etc/passwd#cat/etc/shadowCheck the account, password file, and the system administrator to confirm the unnecessary account. For some

Gnome mode and KDE mode and command line mode,X window and command-line mode switch with Ctrl+alt +f1 or Ctrl+alt +f2 until Ctrl+alt +f7In CentOS 7, Ctrl+alt +f1 is the X Window mode, and the rest is the command line mode. Use the command TTY to see

in the Rhel/centos System, the default FTP software is vsftp, the following is the installation configuration process. server:balichvm(192.168.171.51)1),yum install vsftpd Package[email protected] ~]# Yum install vsftpd2), start vsftpd

CentOS's own Yum source sometimes does not meet our needs, Epel source of software is very rich, can well meet our needs.There are two ways to install the Epel source: Log in to HTTPS://FEDORAPROJECT.ORG/WIKI/EPEL/ZH-CN, download the

Desktop: A basic desk system, including common desktop software, such as document viewing tools.Minimal Desktop: A basic desk system that contains less software.Minimal: Basic system, does not contain any optional packages.Basic Server: Platform

The previous article set up the SVN service, but also started, but is not even on the outside. Through the Telnet 121.40.77.89 3690 command test also found that is a failure, so it may be firewall screen, refer to the article to modify firewall

Installation Environment: CentOS-6.3Installation method: Source InstallationSoftware: apache-tomcat-7.0.29.tar.gz: http://tomcat.apache.org/download-70.cgiInstallation PrerequisitesThe system must already have jdk6+ installed and if not installed

In a CentOS system, when files are deleted by mistake, the following steps are performed to recover the files.1. Turn off all servicesWhen the deletion of files by mistake, in order to recover the data as much as possible, first to shut down all the

Working environmentServer-sideOperating system: CentOS 6.3 Final x86_64ip:133.133.10.50Hostname:mykvmKvm:qemu-kvm-0.12.1.2-2.295.el6_3.2.x86_64ClientUbuntu and Win7, first install VNC on server side, connect server CentOS via VNCFirst, install KVM

The way you set up your extended display as a primary screen in Windows is very clear, but not so obvious in Linux, and here's how to do this.------------------------------------------------------------------------------------------------------------

I. Description NTP: Time synchronization serverNtpServer ip:192.168.0.128Client ip:192.168.0.129Ii. preparatory work 1. Viewing time[[Email protected] ~]# Date//View system time Friday, November 13, 2015 15:58:07 CST

First: SSH-based remote login securityTurn command on or off: service sshd Start/stopModified file Address/etc/ssh/sshd_configThe main functions are: Prohibit the root user remote login: permitrootlogin=noLimit Trust Host: addressfamilyShielded

I, Environment introduction NFS server: CentOS6.6 192.168.1.116 NFS client: centos5.5 192.168.1.114 Second, server-side installation configuration1. First use the RPM-QA command to see if the required installation package (Nfs-utils,

Yum Install git version number is too old, it is 1.7.1.Here, we'll show you how to compile and install git 1.8Yum install curl-devel expat-devel gettext-devel openssl-devel zlib-develcd/usr/srcwget https://

To modify a user password:passwdModify the Linux host nameVi/etc/sysconfig/networkVim/etc/hostHost name effective immediatelyHostnameSELinux and FirewallsRedhat uses SELinux to enhance security and shuts down by:1. Permanent effectModify the selinux=

1, Login mirrors.163.com2. Click "CentOS use Help" behind CentOS.3. Download Centos7-base-163.repo4, sudo mv/etc/yum.repos.d/centos-base.repo/etc/yum.repos.d/centos-base.repo.backup5, put Centos7-base-163.repo into the/etc/yum.repos.d/directory6,

Installation background:Installation of CentOS 7 has been minimized.Preparatory work:Mount the installation CD, configure the Yum localization installation, and configure the method to refer to http://www.cnblogs.com/yoyotl/p/4877439.html.①

Solve the Problem of Qt compilation in CentOS (error: cannot find-lGL) The author CentOS 6.6 64-bit and installed Qt5.5.1. Create a Qt Widgets Application at will. The following message is displayed when the Qt compilation problem occurs: Error: