Cloud Applications

In linux, you can run the following command to view the host name of ubuntu by modifying the server name: www.2cto. to modify the host name of comhostname, you must change the two files:/etc/hostname/etc/hosts. in the hostname file, change the

Factors that need to be considered when backing up data on a Linux server if you perform a general backup, the daily basis is better (at least for user files with more frequent changes ), you will reduce the loss of archives and increase the

A little Linux every day-enable the root account under Ubuntu12.04. we know that for security reasons, the root account under Ubuntu is disabled by default, the root account is disabled because it does not have a password. Www.2cto.com if you need

Mount the hard disk to the mount point fdisk-l to view all the hard disk information www.2cto. run comdf-h to check whether the attached hard disk is mounted. for example, Mount/dev/sdb to/mnt/sdb. create a file system for the disk: mkfs.

In single-user mode, AIX resets the password when the password of the root user is lost. This is troublesome and requires you to restart the machine. For security, the password of the root user must be properly configured and kept. Step 1 of

Method 1: Make the/etc/profile file effective immediately after modification Method 1: www.2cto.com make the/etc/profile file effective immediately after modification, you can use the following command :#. /etc/profile note :. and/etc/profile have

Ubuntu12.04 deploy PostGIS2.1 first, uninstall the original postgis and postgresql-9.1-postgis, or you will use version 1.5 ~ 1sudodpkg -- purgepostgispostgresql-9.1-postgis then, add the corresponding repository and install PostGIS1s... Ubuntu 12.04

Region, address http://www.cmake.org/cmake/resources/software.html Www.2cto. com1, unzip the cmake-2.8.10.2.ta ubuntu source code to compile and install the cmake-2.8.10.2 from the cmakeofficial network download the latest cmake.pdf, the pen

Install nginx in Windows XP. First, go to the official website to download the Windows version of nginx. download from the official website: http://nginx.org/download/ After downloading the software package, decompress the nginx-nginx.zip package to

Deb package installation method in Ubuntu deb is debianlinus installation format, and redhat rpm is very similar, the most basic installation command is: dpkg-ifile.debdpkg is DebianPackage short, is a suite management system specially developed for

By default, the library function does not contain debugging information when debugging printf source code centos with gdb on centos. Therefore, gdb cannot be used to access the printf () function. Www.2cto.com solution: 1. install debugging

Install TSM software in Linux: unzip 1. unzip the installation file, server and client 2. install packages such as libstdc, gcc, glibc, and compat. 2. go to the i686 directory cdi6863. install TSM software in Linux: unzip 1. unzip the installation

Linuxtouch & amp; & gt; The touch Command has two functions: 1. refresh the last modification time and access time of the file or directory to the current time (the existing file or directory) www.2cto. com2. create a file touch [-option] file touch/

Modify the network configuration parameters in CentOS. 1. modify the hostname configuration file:/etc/sysconfig/networkHOSTNAMEtank # Modify the host name NETWORKINGyeswww.2cto. com2, modify ip/netmask/gateway Configuration File:/etc/sysco... modify

Linux file encryption 1. base64 encoding/decoding when talking about how to send email attachments under the command line, many people think of uencode. You can also use base64 encoding. The following is the use of opensslbase64 encoding/decoding:

Linux performance monitoring study notes www.2cto. comLinux performance monitoring is generally divided into these aspects: 1. CPU2.Memory3. IO4.Network these four aspects are independent of each other but affect each other. Common performance

The function of the basic text processing wc command to count the number of lines, characters, and characters in a specified file is to count the number of characters, words, and lines in a specified file, and display the statistical results.

Basic Text processing-the find, grep, sort, and uniq commands described above are all line text processing tools, however, we often want to know the content of a column in these rows or the content of only some columns is useful to us. what should

The LVS server load balancer environment is set up, and SYN_RECV state processing is successful when the LVS + KEEPALIVED environment is set up for the first time. after a while, a problem occurs when the environment is set up again. no matter how

For Linux/Unixtr, variables, operations, and terminal feature settings, use the-s option of tr to remove repeated characters: *andthecowwwwwwswenthomeeeordidtheyyyyyyyy... for Linux/Unix tr, variables, operations, and terminal feature settings, use