Cloud Applications

To install yum source for CentOS, the yum source provided by CentOS is not rich enough. for convenience, I often borrow a third-party yum source. Every time you try again, it is too troublesome. in this summary, it is also convenient for future use.

In linux, the ping command in linux is used to check whether hosts on the network are working. When the ping command is executed, the ICMP transmission protocol is used to send the request response information. if the network function of the remote

Uninstall: rpm-epackgename description: RPM (RedHatPackgeManager) is a software package manager issued by RedHat, you can easily install, upgrade, uninstall, verify, and query rpm software packages. the installation is simple, and the installation

Centos6 disable the ipv6 method first, enter the ip-6addrshow and lsmod in the terminal | grepipv6 to check whether there is an IPV6 module installed, or use netstat-nuptl to check whether there is an ipv6 address, if there is a display, the IPV6

Modify and use commands you have used in AIX. use the commands you have used in AIX to run the following command: www.2cto. comset-ovi is added. in the profile file, after re-login, press the ESC key and you can use the History Command. then press

Linux using scp transfer File 1, download the file scpusername @ servername:/path/filename from the server such as scpcodinglog@192.168.0.101: /home/kimi/test.txt download the/home/kimi/test.txt file on 192.168.0.101 to the current directory 2 ..

Centos5.6 installing the NTP server requires time synchronization between several servers for some services and experiments. Therefore, you have the prerequisites for building NTP. the specific steps are as follows: 1. install the ntp service

Ubuntu monitoring tool 1) cindy @ cindy-ThinkPad-X200 :~ $ Gedit & amp; [1] 5951www.2cto.com in this example, gedit loads in the background, and shell returns a jobnumber1 and a process number PID5951. 2) ps command to get when moving... Ubuntu

Set up (install) the ftp server (debian) in linux 1: install vsftpd # aptitudeinstallvsftpd2: Configure vsftpd # vim/etc/vsftpd. conf [cpp] # The server runs in standalong mode, so that the following controls can be performed: listenYES #

Ubuntu accesses the Internet through 802.1x (wired) authentication. First, you must confirm that you have passed 802.1x authentication. You can call the network Center office to say that you are an Apple computer. you can use standard 802.1x instead

In linux, set the ls command to display the file and folder colors. use dircolors-p to see the default color settings, including various colors and definitions such as bold, underline, and blinking. The $ LS_COLORS variable sets the color. for

Vi (vim) is a commonly used editor on Linux. by default, vi (vim) is installed in many Linux distributions ). There are many vi (vim) commands, but if they are used flexibly, the efficiency will be greatly improved. Vi is the abbreviation of

To delete a file from a Linux command line to the recycle bin, in Linux command line mode, rm completely deletes the file, which is risky. Solution 1: install trash-cli tool, is actually the command line mode of the recycle bin:

Advanced editors all contain macro functions. vim cannot be missing. it is very convenient to use macros in vim: qx starts to record macros, and save the result to the register xq exit record mode @ x play record macro commands in the register x to

What does this "Black Rabbit" look like? What does Ubuntu mean by entering the smartphone market? What functions will Ubuntu bring to mobile phones? What is the difference between this and UbuntuforAndroid? The Ubuntu system developer Canonical

When installing the debian system, if you choose to use Chinese characters as the font of the operating system, but are not synchronized during the installation process, it is likely that after the debian system is installed successfully, all

In Debian/Linux, what if you forget the password? The simplest method is to enter the single-user mode. The following are the steps to enter the single-user mode: press the "boot" button, and under the system selection menu, move the cursor to

Because many configuration files have been renamed, such as/boot/grub. conf seems to have changed to/boot/grub. although cfg is relatively small, it may affect compatibility. Most linux and unix use. conf to change the configuration file name to.

1. download rmpforge from pkgs.org. Rpmforge is a third-party yum source. Select a version to download and install. // After the installation is successful, clear yumlist and obtain [root @ pangouDesktop] # yumcleanallLoadedplugins: fastestmirror,

PowerDNS introduction PowerDNS is a high-performance domain name server. in addition to supporting common BIND configuration files, PowerDNS can also read data from databases such as MySQL, Oracle, and PostgreSQL. PowerDNS is installed with