Cloud Applications

Author: Runming 2012-2-15QQ: 226399587Unix backup and compression commands mainly include tar, gzip, and unzip. the following introduces tar commands: tar can create files and directories. Using tar, you can create an archive (backup file) for a

How to install GNOME: sudoapt-getinstallgnome or sudoapt-getinstallgnome-desktop: apt-get & amp; ndash; purgeremoveliborbit2 ============= install the kde method: sudoapt-getins... how to install GNOME: Sudo apt-get install gnome Or Sudo apt-get

Introduction Oops: The system is suspended... & quot; Oops, the program crashed... & quot; Oops, command execution error... & quot; for maintenance personnel, such tragedies are happening every day. Ideally, the system or application error log

1. install TortoiseSVNyuminstall-ysubversion in CentOS II. SVN client Command 1. run the file checkout command to the local directory svncheckoutpath (path is the directory on the server), for example: svncheckoutsvn: // 192.168.1.1/pro/domain

1. install the telnet service. 1. check whether the software package is installed. run the following command: suyumlistinstalled | grep-itelnet to check whether telnet-server is installed. If yes, go directly to 2. start the telnet service. 2. run

1. when installing tftp for embedded development, you can use the tftp (Simple File Transfer Protocol) transmission project to run on the target machine. (1) install the required software package

Shell checks whether a file exists or has Permissions #! /Bin/shmyPath & quot;/var/log/httpd/& quot; myFile & quot;/var/log/httpd/access. log & quot; # Here, the-x parameter determines whether $ myPath exists and has executable permissions. if [! -X

Ubuntu11.10 when vbox is started, the error libGL is reported. so.1 error: VirtualBox: supR3HardenedMainGetTrustedMain: dlopen (& quot;/usr/lib/virtualbox/VirtualBox. so & quot;,) failed: libGL. so.1 Ubuntu11.10 when vbox is started, the error libGL.

Be careful when setting tcp parameters. do not change the online environment easily. I will paste the content of sysctl. conf in our online environment. for details, see net. ipv4.tcp _ protocol at the bottom of the article... Be careful when

Syntaxerror: Badforloopvariable solution: a simple shell script is written in Ubuntu .. do .. done structure calculation 1 + 2 + 3 ...... if the value is greater than 100, an error is always returned. Www.2cto.com script :#! /Bin/bash #

Using/dev/zero to create a virtual hard disk/dev/zero is a special device in Linux. every time you read it, it outputs a byte (in the editor, all of them are 0 ), now let's create a 10 m data file and run the file command to view [root @ xx ~] #

The diff command is used to compare the content of a file line by line and list its differences. Diff -- help can be used to view command parameters. Difffile1file2 compares the content in file1 and file2. the displayed results are as follows: 1c1, 3

1. run the file checkout to the local directory svncheckoutpath (path is the directory on the server), for example: svncheckoutsvn: // 192.168.1.1/pro/domain abbreviation: svnco2: add a new file svnaddfile to the version library, for example, svnadd.

Notes for xp installation in Ubuntu12.04 vbox 1. two CPUs cannot be configured: set cpu-& gt; intelvirtualtechnology to Enable in BIOS, CPU-& gt; VT-d is Enable. 2. shared directory: After xp is started, select the device in the menu-& gt; install

Linux tail command analysis 1. to view the first five lines of a file, you can use the head command, such as head-5/etc/passwd2. to view the last 10 lines of the file, you can use the tail command, such: tail-2/etc/passwd or tail-n2/etc/passwdtail-f/

How to uninstall ADT in liunxubuntu 1. select Help & gt; InstallNewSoftware; 2. on the & quot; Details & quot; panel, Click & quot; Whatisalreadyinstalled? & Quot; link; 3. in the EclipseInstallationDetails dialog box, select the method for

Common commands for transferring files between Linux servers using the scpscp command: 1. download the directory on the server to the specified directory on the currently logged-on server: scp-P port number-r user name @ server IP:/directory name

Linux remote copy and local copy command 1. linux remote copy scp command scp file name root @ remote ip: /path/copy the test.tar file under homedirectory to the/home/adm/directory of the remote host 192.168.1.23. the command is scp/home/te... linux

With the continuous development of the company's business, we recently rented a Linux server. We wanted to use Debian, but the management staff of the IDC would not install it, so we had to use RHEL5 instead. Zendoptimizer is used for the system. I

Introduction to the basic API of the multi-thread demo program for producer consumer in linux: intpthread_create (pthread * thread, pthread_attr_t * attr, void * (* start_routine) (* void ), void * arg); the first parameter is the second parameter