Linux/centos 6 forgot root password solution

in the process of using Linux, sometimes forget the root user's password (especially when the handover and the content of the document is not complete), this time we can enter the single-user mode to reset the root user password. here's how to reset

Linux Learning-Uninstall ubuntu, install CentOS, use the command for the first time

Recently, read the relevant information, found that Ubuntu is not very conducive to learning Linux operating system, and CentOS is more conducive to learning Linux operating system, then uninstalled.Of course, for the rookie, nature is very not

CentOS 7 off-load VMware

First, install the bundle file of VMwareFind the bundle file for VMware at end-of-year terminalLaw One: (recommended)Vmware-workstation-full-10.0.2-1744117.x86_64.bundleBash Vmware-workstation-full-10.0.2-1744117.x86_64.bundleLaw II:Give the Execute

CentOS 7 sshd Link is denied issue, Port changed to 2200

1, server link not onSsh:connect to host XXXXX Port 22:connection refusedCause, CENTOS7 modified the linked port to become 2200.#Port 22Port 2200Change back, or use the 2200 link.Modified: Vi/etc/ssh/sshd_config2,centos7 the firewall is installed by

Install JDK 64-bit under CentOS 6

1. CentOSby default, installation of theOpenOfficeSoftware that requiresJavasupport, the default is to installJDKenvironment, if you need a specificJavaenvironment, it is best to set the defaultJDKcompletely removed; 2.       view default JDK

Bugfree Installing CentOS

Bugfree team has not done support, transferred to the Zen Road management, about which grievances can be found in http://www.bugfree.cn/The group of colleagues to use this for management, so write this document for later use==========================

A bug encountered using SED on CentOS 5.5

Using SED to encounter a bug on CentOS 5.5 $ echo AAA > config$ ln-s config cfg$ sed-i ' s/aaa/aaa/' cfgsed:ck_follow_symlink:couldn ' t lstat c/config:no such File or directory This bug occurs when Sed-i do_sth Symbolic_links_without_slash Download

CentOS Update Yum Packet source

When using CentOS, you will often encounter the use of Yum to install certain system-dependent packages, especially third-party software libraries (such as the OpenStack Software Library) that cannot be found. As a result, it is necessary to update

The cocould not retrieve upload list error occurs when centos executes yum.

For specific errors, see At first, I thought it was a DNS configuration error. After checking, I found that the DNS configuration is the same as that of the physical machine. The physical machine can resolve the DNS. The file/etc/nsswitch.

Centos tomcat installation

Official Website: http://atat.apache.org/download-70.cgidownload ZIP filesUnzip apache-tomcat-7.0.54.zipMv apache-Tomcat-7.0.54/usr/tomcatCP/usr/tomcat/Catalina. sh/etc/init. d/tomcatVim/etc/init. d/tomcatAdd the following two lines in the second

Centos 7 KDE Desktop installation of font! And font rendering!

The default font in centos7 is ugly. Although you can install the font of Wenquan translation, you are used to the in windows. Therefore, the process is quite simple. 1. First, create a msfonts directory under/usr/share/fonts in centos to store, and

Install centos and centos

Install centos and centos 1. First, you must have a CentOS installation medium. The following page appears when you start the computer with the media: Interface Description Install or upgrade an existing system Install or upgrade the existing

Download and install playonlinux and centosplayonlinux from CentOS

Download and install playonlinux and centosplayonlinux from CentOS Wine has been configured for some time, and some useful third-party extension software playonlinux has been found. Because I installed centos6.5 library software updates are slow,

Modify the hostname of CentOS.

Modify the hostname of CentOS. Modify the hostname of CentOS It is said that the host name with localhost is not good for Oracle Installation, so there are several ways to modify the hostname: (1) Use the hostname command (temporarily) Check the

Problems related to image connection failure caused by yum update in CentOS

Problems related to image connection failure caused by yum update in CentOS Yumupdate fails to be resolved. Check that the yum source settings are correct. Then, check that the local DNS cannot be resolved and enable the DNS port through the

Install the SendMail component in the VPS of Centos to enable WordPress to send emails and centosvps

Install the SendMail component in the VPS of Centos to enable WordPress to send emails and centosvps 1. In the putty link: Yum Install Sendmail 2. Start SendMail: Service sendmail start 3. Check whether SendMail is listening for the

[Linux] Centos clears KDE Desktop and centoskde

[Linux] Centos clears KDE Desktop and centoskde Recently I installed a centos6.5 system and found that there are many applications starting with k in the Application menu, which is basically of little use to me. So I want to uninstall these

Retrieve the lost ifconfig in CentOS 7

Since centos7 minimal was installed in the early morning of November 5, there has been no chance (lazy) to play with it. It's really embarrassing. Today is Saturday, it's raining, so let's take a look at this system:After logging in to the system, I

Use systemctl to add custom system services on CentOS 7

CentOS 7 inherits the new features of RHEL 7, such as powerful systemctl. The use of systemctl also makes the/etc/init of system services in the past. d's startup script method has changed, greatly improving the efficiency of system service

CentOS 6.5x64 svnmanager 1.03 installation configuration

I. EnvironmentCentOS 6.5x64 Apache/2.2.15 php-5.3.3 mysql-5.1.73In addition to the above software, there are several packages related to subsequent installation:Php-mysqlPhp-pearMod_dav_svnInstall with yum directlyII. Integrate SVN and Apache 1.

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