Varnish is a high-performance open-source HTTP accelerator, Norway's largest online newspaper Verdens Gang (http://www.vg.no) using 3 units varnish replaced the original 12 squid, performance is even better than before. Visible varnish is a rather
Tar
Used to package multiple files or directories into a large file
1. Pack/tmp and use BZIP2 compression
[Root@localhost ~]# TAR-CJVF./tmp.tar.bz2/tmp
Tar:removing leading '/' from member names
/tmp/
/tmp/man.config1.gz
/tmp/man.config
/tmp/
Below is the complete code for installing Apache under Linux, the system is redhat5.5
Download httpd-2.2.6.tar.bz2 put httpd-2.2.6.tar.bz2 under/soft
[root@localhost ~] #cd/soft
[Root@localhost soft] #tar JXVF httpd-2.2.6.tar.bz2//decompression
Previous Web servers were built by Yum, and it was inconvenient to add new modules or update certain software (far-reaching!). )。 So, now ready to change the environment to the source code compiled installation, so easy to adjust, performance will
First, Introduction:
Packaged in most distributions, please go to the FTP list for each major release, or you can get it on the installation disk of the distribution. Lftp is a command-line-style FTP client. Good support for Chinese. If you are in
For those who have just come in contact with Linux, it will certainly give Linux a lot of different file names to get dizzy. Let's just say, in the case of compressed files, we know that there are only two types of compressed files that are most
The tar command in Linux
The TAR (tape archive) command is a command that is often used in Linux systems to deposit files into an archive file.
The common file extensions include:. tar.gz and. tar.bz2, respectively, to express the further
April 20, 2004 the latest version of the GCC compiler 3.4.0 released. At the moment, GCC can be used to compile programs in C + +, FORTRAN, JAVA, OBJC, and Ada languages, and you can choose to install supported languages as needed. GCC 3.4.0
Templates use PHP to implement the MVC development pattern of the logical layer and presentation layer has a variety of template engines to choose from, but the official engine smarty after the birth of the choice has changed. Its idea and
Backup points
Consideration of backup Data
Problems caused by system corruption:
Hardware problem: Hard Drive damage
Software problems: Accidental deletion, security attack,
Different host roles, different backup tasks
Backup factor
Description: The following content is more about how to install the environment, the actual development of the content is almost no, you can consider whether to read this article.
PostgreSQL database should be regarded as the Venus of the database
Install Gentoo Linux steps:
1. Engraved plate.
2. Start, press ENTER directly.
Enter the System DOS interface and start typing commands ...
3. Change the password of the existing root user passwd
4. Open SSHD service to facilitate Remote
I take the following three packages as an example: (Three packages are under/etc/opt)
A. example-1.2.3-1.rpm
B. Example-1.2.3-1.tar
C. example-1.2.3-1.tar.gz
1. Install RPM Package
Speaking of the RPM (REDHAT Package Management) standard
For PHP application speed, speed up, and then speed! Part 3rd: Using the Memcache daemon to cache data in memory
The first two articles in this series provide the technology to speed up the PHP application. The 1th section describes the XCache,
2012-12-20,php 5.4.10 and PHP 5.3.20 released, after 1 RC last version is the 2012-11-22 5.4.9/5.3.19, this time fixed more than 20 bugs and several security vulnerabilities.
Download: http://us3.php.net/distributions/php-5.4.10.tar.bz2
http://us3.
Ubuntu Common Terminal commands
NO Classification PS1 command name usage and parameter function annotation
1 file Management # ls ls-a lists all files in the current directory, including hidden files with. headers
File Management # ls ls-l or LL
Oracle
There are more than n such articles on the Internet, but I installed in the time, no article on the internet for me, and finally I almost browsed all the similar documents after, summed up the following installation methods, I hope you can
Eaccelerator and Zend Optimizer is an accelerated software, we can use it to synchronize with the PHP environment to use PHP performance better, let's take a look at Linux installation Zend Optimizer and Eaccelerator tutorials
Download Zend
These days to see the group has been in the study Gentoo this Linux operating system, the overall installation seems to be pure hand-compiled, just sneak into the taste of this system, the online collation of most of the data, spent half a day to
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