Linux

Due to license, the Ubuntu release version does not contain Oracle (Sun) Java 6 and is replaced by OpenJDK. This is the default java version of Ubuntu and the easiest installation. However, some applications specifically emphasize that they cannot

The uname command of a linux command is used to display the computer and operating system information. Uname -- help can be used to view command parameters. Uname-a is equivalent to using all the following parameters. Uname-s displays the kernel

Alias usage in the previous section, when viewing files in the current directory, I said a ll command. In the reply, it said that it is the alias of the ls-l command, not all linux systems. Alias. As the name implies, two different names refer to

Install the source code package of Git and Gitolite Ubuntu Server 11.04git In Ubuntu. the gcc tool is not installed in the server version system by default, and additional installation is required. The desktop can be installed through sudo apt-get

For Linux (ubuntu) virtual memory, the swap space is the virtual memory, which is of great use when the physical memory is insufficient. View the memory space size: free-m // m indicates that the displayed byte unit is m (megabytes). Next we will

The sar Command reports the error Cannot open/var/log/sa/sadd: No such fi... the problem to play a sar monitoring tool, this need to install, the system is not installed can go to http://sebastien.godard.pagesperso-orange.fr/download.htmlhere to

I have solved the problem that the screen brightness of Ubuntu 12.04 cannot be saved successfully. My computer is a ATI graphics card, and the brightness of Ubuntu 12.04 LTS cannot be automatically saved: The maximum brightness is displayed after

EPoll Communication Model in Linux brief introduction to EPoll communication model: EPoll is based on the I/O event notification mechanism, and the system notifies users that the SOCKET triggers the relevant I/O events, the event contains the

1. Extract the compiler to the corresponding directory (I will extract it to the root directory ):[Root @ localhost smb] # tar-jxvf arm-linux-gcc-4.4.3.tar.bz2-C/-C (c is capitalized) is decompressed to the specified directory. I decompress the

VM linux network settings linux vmware Internet Settings first case:Method 1: NAT Method 1: first shut down the operating system in the Virtual Machine and return to the main interface of the Virtual MachineDouble-click "Ethernet" in the upper-right

To monitor the new kernel launched, google's netoopsbackport is added to its kernel. If there is a kernel panic in production, the stack information of the panic is sent to the log server for debugging and repair. The day before yesterday, hongchuan

How to install KDE on Ubuntu 12.04 is a popular GUN/Linux User window manager. KDE fans proprietary Ubuntu, but it is only based on the ubuntu core and KDE kit. If you have installed Ubuntu 12.04 LTS (Unity is installed by default) and you do not

Compiling and installing ubuntu or debian is very simple # apt-get install rabbitmq-server default database contentWhen the service is started for the first time and the database is not initialized or deleted, it will use the following resources to

Unix/liunx uniq:Function Description: checks and deletes duplicate columns in a text file. Syntax: uniq [-cdu] [-f ] [-s ] [-w ] [-- help] [-- version] [input file] [output file] Supplementary description: uniq can check repeated columns in text

Linux wget command wget is the most commonly used linux download command, the general use of is: wget + space + to download the file url path for example: # wget http://www.linuxsense.org/xxxx/xxx.tar.gz to briefly say-c parameters, this is also

CentOs6.3 64-bit installation of libreoffice4.1.1 due to server problems, the original Ubuntu 32-bit system is replaced with CentOs6.3 64-bit, which encountered some problems when installing libreoffice. First, the installed libreoffice version is

Useradd 1. RoleThe useradd command is used to create a user account and create a user's starting directory. The permission is a Super User.2. FormatUseradd [-d home] [-s shell] [-c comment] [-m [-k template] [-f inactive] [-e expire] [-p passwd] [-r]

Click Edit. Figure 9 is displayed. Select "/" in the "mount point" column. in Linux, the mount point can only use ext2 or ext3. Therefore, you must change the file system format, select "format the partition to:" and select "ext3", 10 Click

Linux is widely used. Many friends believe that they have used it to set up various services, such as Web, FTP, and BBS. This time, I would like to introduce another server software running in linux-NoseyParker, a powerful FTP search engine, which

First download from the Internet: [Oracle @ jumper] $ wget http://www.realvnc.com/dist/vnc-4.0-x86_linux.tar.gz-- 10:34:32 -- http://www.realvnc.com/dist/vnc-4.0-x86_linux.tar.gz=> 'Vnc-4.0-x86_linux.tar.gzResolving www.realvnc.com...