Linux

Man command Related:Man-1 + parameter indicates a help description for the chapter of the queryThe Man-k + parameter indicates that all relevant commands or files are queried with this argument as a keywordCommand--help Simple query command usage

1. How to create a soft connectionLN -s/path/to/original/path/to/linknameWhen we make changes to the soft connection file, the corresponding changes are also reflected in the original file (and vice versa).When we delete a soft connection file, the

Linux is a very rigorous operating system, it each level of the role of the directory is actually strictly defined, next we will look at the common use of Linux directory of the role.All Linux first-level directories are as follows:"/" 根目录。

The partition of the hard disk is mainly divided into basic partition (primary partition) and extended partition two kinds. The sum of the number of basic and extended partitions cannot be greater than four. And the basic partition can be used

Cscope is a Linux software, its function is mainly used in reading code, called Windows under the source Insight, but with the use of vim, the efficiency is unparalleled. For specific use, install Vim first, then perform the VIM command at the

MV: English name move, moving meaning.1. Command format:mv [选项] 源文件或目录 目标文件或目录mv [选项] 源文件1 源文件2 源文件3... 目标目录2. Common options:"mv -b" 如果目标目录中已经有同名的文件，那么在覆盖之前先进行备份"mv -f" 如果目标目录中已经有同名的文件，无需提示，直接覆盖"mv -i" 人机交互，如果目标目录中已经有同名的文件，则提示是否进行覆盖"mv -u"

sudo tar zxvf./jdk-7-linux-i586.tar.gz-c/USR/LIB/JVMGo to the Java Bin directory and execute the./java–version to see if there is a problemSet Environment variables:Vim/etc/profile Open this file, configure it on the insideExport java_home=/usr/java/

1. User settings　　Useradd User name//Add userpasswd User name//change Password2. File and directory operations　　PWD//Show current directoryCD//Change DirectoryLS//List files and directoriesLS-A//Show hidden filesLs-l//Show long list

One: TarExtractSyntax: tar [main option + Secondary options] file or directoryWhen using this command, the main option is required, and it tells Tar what to do, auxiliary options are auxiliary and can be used.Main options:C Create a new profile.

Script execution:The script starts a child shell process when it executes. Scripts that are started on the command line inherit the current shell environment variables, and the system-initiated scripts (not command-line launches) require a

Cd/usr/local/srcwget http://www.python.org/ftp/python/3.0.1/Python-3.0.1.tgzTAR-ZXVF python-3.0.1.tgzCD Python-3.0.1./configureMake allMake install/usr/local/bin/python3.0-vPython3.0.1It seems that the newly installed version is in effect, so a soft

CentOS6 install and configure rsh and centos6rsh Basic information:Node 1:Ip: 192.168.8.166Host Name: hadrtest01Node 2:Ip: 192.168.8.250Host Name: hadrtest02 1. Install the rsh and rsh-server packages respectively. yum -y install rsh rsh-server 2.

Install GAMIT in Linux System Environment: VMware Workstation9 + Ubuntu 10.04 Operation 1. Install VMware Workstation Refer: Download VMware Workstation: Installation instructions: 2. Install Ubuntu 10.04 Installation instructions: 3. Install

Install GAMIT10.5 in CentOS There have been many blog posts on installing GAMIT/GLOBK software in Ubuntu, but there are not many installation procedures in CentOS. Here we will introduce the installation process. The environment is CentOS6.5 and

GAMIT10.6 command update 1. Problem I believe that after installing GAMIT 10.6, many people cannot perform baseline resolution based on GAMIT 10.5 operations and commands. This problem also plagued me for a long time, and later solved

Upgrade gcc to gcc-4.9, gcc-5 version under Ubuntu 14.04 LTS If you are still using older versions of Ubuntu or Ubuntu LTS, it is difficult for us to experience the new version of gcc. What should we do? We may be able to compile and use the old

Use Magent + Memcached cache server cluster deployment in Linux 1. Compile and install libevent Cd/root/soft_hhf/Wget http://cloud.github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gzTar-xvf libevent-2.0.21-stable.tar.gzCd libevent-2.

Configure Nginx to support playback in f4v video format By default, Nginx does not support playback in f4v video format. The solution is to edit the mime. types file and add f4v to video/mp4. Types {# Data interchangeApplication/atom + xml

Getting started with ActiveMQ Configuration Configuration required for ActiveMQ in the production environment. Configure Security Authentication for the web Management page The default web page username and password are admin: admin, which is very

Nginx Server Load balancer configuration (http Proxy)   Nginx is a performance-oriented HTTP server. Compared with Apache and lighttpd, Nginx has the advantage of low memory usage and high stability. Unlike Apache of the old version (   My topic