CentOS

1. Download RPM Package # wget http://download.virtualbox.org/virtualbox/4.2.8/VirtualBox-4.2-4.2.8_83876_el6-1.x86_64.rpm 2. Install Dependency Pack # CD/ETC/YUM.REPOS.D # MV Oracle-base.repo oracle-base.repo.disabled # wget

Rsync (synchronize) is a remote data synchronization tool that allows you to quickly synchronize files between multiple hosts by Lan/wan. Rsync uses the so-called "rsync algorithm" to synchronize files between local and remote two hosts, and this

1.[root@zh888 ~] #yum-y install bind*//Install all bind software with Yum 2.[root@zh888 ~]# rpm-qa|grep bind//query all software installed by

PXE (Preboot Execute environment) is the latest technology developed by Intel Corporation, Working client/server network mode, supporting workstations to download images from remote servers over the network, and thus supporting the boot process of

1, modify the static network configuration Java code [Root@davidserver ~]# Vim/etc/sysconfig/network-scripts/ifcfg-eth0 Device= "Eth0" bootproto= "Static" Hwaddr= "00:0C:29:99:5A:3C" Nm_controlled= "Yes" onboot= "Yes" Type= "Ethernet" Uuid=

#!/bin/sh #设定变量 Bak_path=/root/bak_linux date=$ (Date +%y%m%d) log_file= $bak _path/$date #log.log #把执行结果写到日志中 EXEC 1>> $log _file 2>&1 #把要备份的目录打包放到 $bak the _path directory TAR-ZCVF $bak _path/$date #boot.tar.gz/boot TAR-ZCVF $bak

Forward 3389 ports of the local interface IP 61.144.14.72 to 116.6.73.229 3389 (The main access to the 61.144.14.72 3389 port, you will jump to 116.6.73.229 3389) Steps 1, the first thing to do is/etc/sysctl.conf configuration file

CentOS does not enable sudo by default, and you can log on to the server directly as a super administrator. Ubuntu is doing a good job in this area, and it is recommended that sudo be enabled in order to be safe and reduce the damage caused by

Virtualenv can build a virtual, stand-alone Python environment that allows each project environment to be isolated from other projects, keeping the environment clean and resolving package conflict issues. Here we will discuss how to build the next

First, overview: System: Centos5.0 Cluster Software: Heartbeat Node 1IP (main): 192.168.1.105 Node 2IP (from): 192.168.1.106 Virtual ip:192.168.1.102 Using Uname-n results on Node 1 must be node01, and uname-n results must also be NODE02 on

Linux is not difficult to install a Web server, but its maintenance and security hardening is not easy, it requires a deeper understanding of the Linux system and the various configuration options for Apache here is how to find a balance between

Experimental environment: CentOS 6.4 + VMware9.0 Remote Tools: Putty.exe (gorgeous color, lightweight) Experiment topology: Experiment steps: First, set up a DHCP server 1. Configure IP Address # Vim/etc/sysconfig/network-scripts/ifcfg-eth0

Cannot use # Python-m Simplehttpserver to build a temporary HTTP provider file server, However, this scheme can be done yum source, but the installation system is not allowed, or error, the specific reasons unknown. FEDORA17

CentOS How to make the RPM package? Talking about RPM to many compiled and installed friends, RPM installation is a fool to install. Oh, in fact, RPM is a very effective centralized deployment of the solution. YUM+RPM is a very fast and

1. view file character encoding # # #using File command### [Root@ipython report]# file--mime-encoding analysis.csv Analysis.csv:utf-8 # # #using Vim command### [Root@ipython report]# Vim Analysis.csv : Set fileencoding Fileencoding=utf-8 2.

Reduce keyboard input, can greatly improve the programmer's work efficiency, the use of shortcut keys is a good example. Programmers often use terminals. So is there a similar "shortcut key" on the terminal that can improve our efficiency? The

1. Ps-ef | grep javaRepresents the process information for viewing all processes where CMD is Java2. Ps-aux | grep java-aux Show All States3. kill-9 [PID]-9 means the forced process stops immediately4. lsof-i:8080 View 8080 port occupancyOther:1.

Execute the PS-EF |grep tomcat output as follows Sun 5144 1 0 10:21 pts/1 00:00:06/java/jdk/bin/java-djava.util.logging.manager=org.apache.juli.classloaderlogmanager

Solve bash: xxx: command not found in centos If some environment variables are set in the/etc/profile file, the system command is always unavailable: -Bash: xxx: command not found That's proved right. You have a problem modifying the environment

Solution: Install win10 first, then centos, and enter win directly upon startup. Install win10 first, then centos, and then directly go to win at startup. solution:Use the centos boot disk to go to system rescue and enter the command line