Cloud Applications

Today, an internal server desktop is garbled in Chinese! If there is yum, yuminstallfonts-chinese-3.02-9.6.el5.noarch.rpm or rpm-ivhfonts-chinese3.02-9.6.el5.noarch.rpm directly and then [root @ pps ~] # Cat/etc/sysconfig... Today, an internal

1: ls related options:-a can be displayed. hidden File-I at the beginning shows the inode number of each file, and-R lists all sub-directory layers at the same time-l display in long format-F Display suffix # for example: the directory

Sort command summary function: sorting syntax: sort [-bcdfimMnr] [-o & lt; output file & gt;] [-t & lt; separator & gt;] [+ & lt; start Column & gt;-& lt; end column & gt;] [-- help] [-- verison] [file] parameters: -B ignores the leading space

When developing a call center, you need to play the voice. you need to convert the wav format of your recorded voice to the gsm format. asterisk also supports the wav format, however, it is unclear why the wav file cannot be played if it is larger,

In Linux, modify port 22. in Linux, the default SSH port is 22. for the sake of security, we need to modify port 22. now, the port is 60000. the modification is as follows: find Port22 in/etc/ssh/sshd_config, change it to 60000, or use/usr/sbin/sshd-

Summary: SVN is a secure virtual network system that distributes the overall information security functions of the system evenly and reasonably in different subsystems so that the functions of each subsystem can be maximized, subsystems complement

Grep: supports regular expressions grep [options] & amp; #39; pattern & amp; #39; filesexamples: grep -- color & amp; #39; root & amp; #39;/etc/passwd search for lines containing & amp; lsquo; root & amp; rsquo; characters in the user

In Linux, the most popular audio and video playback software is Mplayer, which can be played in text mode and in x-window mode. In earlier versions of Fedora, Fedora9 and earlier versions install Mplayer easily. you can simply type yuminstallmplayer,

1. wgethttp: // response 1. wget http://mmonit.com/monit/dist/monit-5.2.2.tar.gz2. tar-zxvf monit-5.2.2.tar.gz-C/usr/src/3. cd/usr/src/monit-5.2.2/4../configure -- errorConfigure: error: monit requires flex, not lexYum install flex./Configure --

The source code is a text file that needs to be compiled by the compiler and converted into an executable file. during the compilation process, the source code is large and sometimes needs to be divided into several parts for compilation into the

1. BIOS: basic input/output system, which records the motherboard chip set and related settings, such as the communication frequency between the cpu and the interface, the search sequence of the startup device, and the interrupt information. After

This section describes how to check and set the properties of a volume Group and logical volume. The background information check and settings are as follows: check the status of all volume groups and logical volumes. Set the logical volume

In Linux, logs generated by Tomcat are not generated by date. as a result, logs become larger and larger, which is inconvenient to view. it is troublesome to manually back up logs. you can modify catalina. sh file to achieve the effect. The method

Satisfy Command: The Command uses SatisfyAll/Any. it is used in Directory and. htaccess. We know that there are two mechanisms in Apache access control: client restrictions and user authentication mechanisms. Explanation: client restrictions: & lt;

In the Apache server, KeepAlive is a Boolean value. On indicates opening, and Off indicates disabling. this command exists in many other HTTPD servers. The KeepAlive configuration command determines whether to immediately close the TCP connection

When I added data to the database today, I found that the displayed time of the inserted data is incorrect. considering that the time may be due to Linux system time settings, I checked some related information online, sort it out for future

Sudosu enters the administrator mode, because sometimes the system prompts incorrect passwords when using su. Find. /-name & quot; Makefile & quot; search and list the file paths grep-nr & quot; test & quot; whose names are & quot; Makefile & quot;

1. elinks-dump displays eg: elinks-dumphttp: // www.google.cn-source in text mode. for example: elinks-sourcehttp: // www. google. cn2, wget download -- tries10 try to download several times-o save the connection...   1. elinks-Dump is displayed as

To be improved... sort: it is very efficient and powerful to implement the text sorting algorithm. the content of the original file is not modified. only the content output on the screen is modified. for example, sort/etc/fstab #-u removes duplicate

This is a basic article on shell. The main content is the role of bash, the role of history, the pipeline operator, how to customize variables, and how to execute scripts. The next article will introduce some content such as if,, while, case and