CentOS

If everyone can change the root password, then the password does not exist. So how do you prevent others from entering single-user mode through the Grub launcher to modify the root password???Environment: Virtual Machine vmware8.0.4 CentOS 6.3Set

Preface: I am in the process of configuring Hadoop, need to build cent OS 64 environment, take this, by the way will cent OS 64 installs this record, facilitates oneself, also facilitates everybody to study. This is the installation and

1. Preparatory workChoose to install the software first: Gcc,pcre (Perl Compatible Regular Expression), Zlib,openssl.Nginx is written in C, need to compile with GCC, Nginx rewrite and HTTP module will use the Pcre;nginx in the gzip used to zlib;Use

Test environment, one of the followingCentos-6.5-x86_64-minimal.isoCentos-7-x86_64-minimal-1511.isoThe first step of system detection and optimization, that is, initialization work,Regular type ofRpm-qa|wc-lIP addrPing qq.comCat/var/log/boot.logThe

1. View native system and Python version# cat /etc/redhat-release CentOS release 6.7 (Final)View the Python version of CentOS release 6.7 (Final)# python -VPython 2.6.6Note that we do not disrupt the system's Python environment, because several key

Today, a particularly fun thing has been found that can transfer data between Windows and Linux. It's very simple and fun, so let's play with this thing. This software is called Lrzsz. Can be installed directly with Yum[Email protected] soft]# yum-y

Some time ago I put a friend to help the ubuntu15.10 to play bad =. = Although later on on another computer successfully installed the ubuntu16.04 and Win7 dual system, but ... This computer also has to be installed in a separate system to compare.

CentOS 6.4 Build a git server (2013-11-22 19:04:09) Reprint Tags: It classification: Linux This file is written according to Markdown, better results see my github documentation https://github.com/ Jackliu2013/recipes/blob/master/doc/linux/centos_6.4

Note: All of the following operations are done under the CentOS 6.5 x86_64 bit system. Before installing the LNMP environment, make sure that you have installed the following types of basic components using Yum (if the system is already in place,

First, the command shortcut keys1. Command ls-l List Details-A lists all files (including hidden files)-D View Directory permissions-T in chronological order (this is usually used in operations, can be based on the most recently modified directory

Machine room adjustment, you need to migrate an SVN server.The steps are as follows:Source IP 1.1.1.1 Subversion version 1.8.0 destination IP 2.2.2.2The 1.8.x version is also installed on the target machine to avoid unforeseen problems.Find a bit of

What to do when your own root account password is forgotten, look down650) this.width=650; "style=" Float:none; "title=" Login user interface. png "src=" http://s4.51cto.com/wyfs02/M01/87/23/ Wkiom1fvmfvgs1jxaarn7avlb_s599.png "alt="

LANGThe default value for Lc_*, which is the lowest level setting, is used if lc_* is not set. Similar to Lc_all.Lc_allIt is a macro that overrides the setting value for all lc_* if the value is set. Note that the value of Lang is not affected by

First, Introduction1.1 What is PXEPXE (Pre-Boot execution Environment, pre-boot execution Environment) is the latest technology developed by Intel Corporation, working in the Client/server network mode, enabling workstations to download images from

Because of the different Linux developers, so different developers of Linux version operation details are not the same, today, the installation of CentOS under the JDK:Method One: Manually unzip the JDK's tarball and set the environment variable1.

One months ago to replace the system for Linux, yesterday when the system ran suddenly crashed, boot after the system, and the BIOS can not recognize the hard disk, but only on the ordinary hard drive to reload the system. Build the development

Import Public keyRPM--import https://www.elrepo.org/RPM-GPG-KEY-elrepo.orgInstalling the Yum source installation to Centos7RPM-UVH http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpmInstall the kernel (7 with

The configuration file location for CentOS 7 is slightly different: seeSet_mirror script in Https://www.daocloud.io/mirror#accelerator-doc.Vi/usr/lib/systemd/system/docker.service[Unit]Description=docker Application Container

Red Hat or CentOS system configuration Yum SourceLocal Configuration Yum Source: CD-ROM storage, ISO warehouse (generally applicable to Red Hat Linux, (because it does not match or how to collect money) or no networked CentOS system,(All are

File Wildcard Use Example* Match 0 or more characters~]# ls x* such as searching for files or directories that begin with X650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M01/85/2A/wKioL1ebPLKj8UvBAAAzIiYVDSI287.png "title=" @~_