[Hadoop] how to install Hadoop and install hadoop
Hadoop is a distributed system infrastructure that allows users to develop distributed programs without understanding the details of the distributed underlying layer.
Important core of Hadoop: HDFS and MapReduce. HDFS is responsible for storage, while MapReduce is responsible for computing.
The following describes how to
Recently whim, ready to install a Linux play, due to the working relationship, Windows has to continue to use, so consider using a virtual machine to install, because the reason for this machine, VM in my native installation is always wrong, no way, a virtualbox to play again, It turns out that this virtual machine works pretty well, the following is my installation of Ubuntu,
Step is relatively simple
The main is to record the implementation of the process of the memo.
More detailed tutorial: http://www.liaoxuefeng.com/wiki/0013739516305929606dd18361248578c67b8067c8c017b000/ 00137583770360579bc4b458f044ce7afed3df579123eca000
CentOS Yum source does not have git and can only compile and install itself
Ensure that the dependent packages are installed
After we install the SQL2005 database, we need to install the SP4 patch with an error: The workaround for the Windows Installer MSP file cannot be installed1. Start-Control Panel-Add or Remove Programs, uninstall the Microsoft SQL Server Installer support file, and make sure that there are no remnants of the file.2. Copy the SQL2005SP4 patch package and change the format of the copied file from the original
First, install and use Checkstyle(i) Installation(1) First download the Net.sf.eclipsecs-updatesite_6.5.0.201504121610-bin from the official website and unzip the files in the Chekstyle.(2) Then extract the compressed files in the Checkstyle file, the two folders inside the plugins and features the following files are copied to the Eclipse directory corresponding to the plugins and features directory, restart Eclipse.(3) In Eclipse, select Windows->pr
Open VMwareSelect Install LaterCustom InstallationThe niche is a 64-bit CentOS installation.Set the name and installation location for the virtual machineSet up the virtual machine to hit the processor and allocate memory (ORACLE12G I recommend more than 2G of memory)Network type select host mode onlyCreate a new virtual disk as recommendedThe disk size is set to 40G, not too small, and there will be errors. Specify Disk File pathSelect your custom ha
Use EASYBCD to repair the failure, directly using the Startup disk repair, mainly based on this post, to verify the availablehttp://blog.csdn.net/kevin6216/article/details/7764292Due to the reload of Windows 7, the original Grub boot menu is missing, fix Ubuntu 12.04 grub Boot specific fix method as follows:1, using the Ubuntu 12.04 Live CD CD-ROM boot system, start the CD-ROM after the installation and choose the trial;2. Open terminal, enter terminal command: sudo fdisk-l at this point you can
Install the Red Flag Linux7 on the first line of ora11 -- try to install -- Linux general technology-Linux technology and application information. For more information, see the following. The original windows system has Windows XP and vista, and the ISO file of Red Flag linux7is downloaded to run rfsetup.exe in virtual drive mode. You can create a liveU disk of Red Flag Linux7 for experience and installatio
Install and configure MySQLMysql-shareware-3.22-win.zipInstalled in C: mysqlCopy the my-example.cnf under C: mysql to C: my. cnfChange # basedir = d:/mysql/in the file to basedir = c:/mysql/Remove the semicolon before extension = php3_mysql.dll in c: windowsphp3.ini!In ms_dos, enter the c: mysqlin directory.Run mysqld-cmdwarePhpmyAdminPhpmyAdmin_2.0.5.tarDecompress the package to c: apachehtdocs and use PHPEd to open config. inc. php3 in the directory
Regarding the GCC issue, if we don't need to use the RPM package to install GCC, what if we use the compilation method to install GCC? -- Linux general technology-Linux programming and kernel information. The following is a detailed description. We know that GCC is a compilation tool, and GCC is written in C (I am not sure ), who will compile GCC after it is written in C ?????????
Because it is compiled, w
The ZendOptimizer extension is installed in PHP5.3 and later versions, and zend is installed in php5.3. The ZendOptimizer extension is installed in PHP5.3 and later versions. many PHP programs now require the ZendOptimizer environment to install zend in php5.3. However, ZendOptimizer is supported after PHP5.2. how can this problem be solved, php5.3 install zend
Many PHP programs now require the ZendOptimiz
-party extension is all that is required to execute./configure--enable-xcache--with-php-config=/usr/local/php/bin/php-configMake make installAfter installation, the following information appears:Installing Shared extensions:/usr/local/php/lib/php/extensions/no-debug-zts-20100525/3, Configuration:[Email protected] xcache-3.1.2]# MKDIR/ETC/PHP.D[email protected] xcache-3.1.2]# CP xcache.ini/etc/php.d/[Email protected] xcache-3.1.2]# Vi/etc/php.d/xcache.iniExtension =/usr/local/php/lib/php/extensi
1 before the IOS7 system is unable to install a Third-party input method, now the iOS8 system is to support this function, we only need Apple Store App Store "Baidu Input method." (as shown in the following figure)
2 Then we search to the results of the interface to find "Baidu Input Method", and then click "Install" can be. (as shown in the following figure)
Well, after installing Baidu Input
The following error is prompted when installing any software in ubuntu today:
You might want to run 'apt-get-f install' to correct these:The following packages have unmet dependencies:Kate: Depends: kdelibs4c2a (> =. 5.9) but it is not going to be installedDepends: libqt3-mt (> =. 3.8b) but it is not going to be installedRecommends: kregexpeditor but it is not installableKscope: Depends: kdelibs4c2a (>=4:3. 5.7-1) but it is not going to be installedDe
I wrote an article on how to install fedora 16 from a hard disk:
Http://blog.csdn.net/sabalol/article/details/6972178
Now, fedora 17 is available, but the hard disk installation method has changed, so modify it based on the previous article.
Suppose your hard disk partition is:
/Dev/sda1/boot 500 m
/Dev/sda2/40g
In/dev/sda3/home 250g # grub (hd0, 2), grub starts counting from 0.
/Dev/sda4 swap 2G
Note:/dev/sda3 is (hd0, msdos3) in grub2)Step 1: Copy F
add the input method you want,
If no input method is available, enter the following command in the console to display all input methods:
Gsettings set org. gnome. desktop. Input-sources show-all-sources true
4. In the shortcut key/shortcut setting, set "switch to next source" to Ctrl + space.
Now, install fedora18 from the hard disk. Assume that your hard disk partition is:
/Dev/sda1/boot 500 m
/Dev/sda2/40g
In/dev/sda3/home 250g # grub (hd0, 2
1. Delete the previous ibus-related programs first.
# Yum-y remove imsettings-libs im-chooser
2. # Yum-y install fcitx
3. # vi/etc/profile or VI ~ /. Bashrc
Add:
Export xmodifiers = "@ im = fcitx"
Export qt_im_module = xim
Export gtk_im_module = xim
4. log out of the system after installation.
5. If the fcitx input method cannot be automatically started when you enter the system, click "system"> "Preferences"> "Start application". In the "Add name"
Install JDK in Linux. Install jdk in linuxPrepare networked Linux systems with known IP addresses; Xftp software; jdk-8u45-linux-x64.rpm files; Xshell software; Use Xftp to upload jdk-8u45-linux-x64.rpm files in Windows to Linux systems for convenience, upload the jdk-8u45-linux-x64.rpm file to the Linux root directory this time; connect to the Linux System Using Xshell software; unzip the jdk-8u45-linux-x6
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