Cloud Applications

Adding the Wine application shortcut to Ubuntu13.04Launcher is fine with SourceInsight in Wine. The problem is that the SourceInsight shortcut cannot be fixed to the Launcher on the left. The following is a solution to this problem: 1... add the

Grep-q is used to determine if logic and suddenly finds that grep-q is useful for if logic judgment. -Q parameter, which is intended to be Quiet; donotwriteanythingtostandardoutput. Exitimmediatelywithzerostatusifanymatchis... grep-q is used to

The LinuxShell command -- trtr is used to convert characters from standard input to c or -- complerment to replace all characters not in the first character set. -D or -- delete all the first character set... linux Shell command -- tr is used to

Linux dynamic shell processing method 1. source use ① execution File source $ {filename} ② standard Force source & lt; (echo & quot; xxxxxxx & quot;) Note: The executed command must be clean, note 2.awk& amp; lsquo; $8 $8... linux dynamic shell

Debugging is an essential part in the debugging technology programming of Shell scripts. it is desirable to use its powerful functions. of course, its strength is not only reflected in the implementation function of the language, but also its

The Mod_rewrite module is enabled after the sudoa2enmodrewrite command is executed on the terminal by enabling Apache Rewrite in Ubuntu. In addition, you can also set/etc/apache2/mod-available/rewrite. load connection to/etc/apache2/mod-enable...

Linux user permissions related Command 1, create group groupaddtest modify group groupmod-ntest2test will change the name to test2 delete group groupdeltest View Group groupsroot2, user operation:-B set the basic path as the user's... commands

Installation and Use of linux peanut shells * reminder * you only need to install peanut shells on the server, and do not need to install peanut shells on the computer that initiates the access. 1. install and log on. Take centos as an example:

A glimpse of data stream redirection in Linux 1. before talking about data stream redirection, let's talk about the concept of data stream. There are three types of data streams: standard input (stdin), standard output (stdout), and standard error

Before introducing Linux partitions and Mount points, I would like to introduce a Windows example, this example is used to illustrate what Linux partitions and Mount points are. 1. the lost partition is in WinPE. I divide a hard disk into one

One of linux performance tuning: Disk partitioning policies for servers, whether in windows or linux, affect system performance. the disk partition is then formatted into a certain format of system file, and finally stored in user or system data. If

Linux I/O performance monitoring tool iostat detailed description of Linux system performance problems, generally we can use top, iostat, free, vmstat and other commands to check the initial problem. Iostat provides richer IO performance status data.

Once the English Ubantu system was installed, the Chinese input method was previously installed with the Chinese Ubantu, but sometimes the Chinese recognition was poor when the command line was used, and an error occurred. Therefore, the English

Embedded learning-linuxFTP configuration 1. query the IP address and network segment of the host system: 1. enter the win7 command line control window: run -- & gt; cmd -- & gt; enter the command ipconfig, for example: 2. set the IP address, CIDR

The parameters of crontab are described in detail and how to view the syntax of the crontab log for future emergency. First, let's look at the super powerful figure: crontab parameter description:-e: execute the text editor to edit crontab. The

Postfix implements simple configuration of Mail sending 1 install postfix. Run rpm & amp; ndash; qapostfix to check whether postfix is installed. if not, run yuminstallpostfix. 2 configure/etc/postfix/main. cf [root @ reage ~] # Vim/etc/postfix/m...

Nfs: server192.168.37.200notresponding, stilltrying solution problem: 1. you want to use NFS to load the root file system to the target board to debug the root file system. However, after the NFS service is configured on the host, run #

When SecureCRT connects to the server and times out and is disconnected, the reason is that there are routers, firewalls, and idle connections between the client and the server beyond the specified time for security purposes. Or the server is set to

Keepalived01: Dual-Nic server hot standby 01keepalived dual-Nic server dual-Nic hot standby 0203 environment: 04 master: eth0 (192.168.0.100/24) eth1 (10.0.0.100/24) 05 backup: eth0 (192.168.0.200/24) eth1 (10.0.0.200/24) keepalived01: Dual-Nic

CentOS installation Puppet environment introduction: centos6.4x64 using CentOS-6.4-x86_64-minimal.iso minimal installation puppet version 3.2.2, ruby1.8.7, facter1.7.1 installation process: 1, close selinux2, add puppet installation source