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We have analyzed the kernel execution process caused by system calls in detail. This article will continue to analyze the poll function in the kernel source code of linux2.6.38 (similar to the select implementation, the two are essentially the same, because the implementation mechanism is the same, and the middle-level poll
This article mainly introduces how to enable SEF in Joomla. it analyzes the steps and precautions for enabling SEF in Joomla1.5. For more information, see Joomla.
This example describes how to enable SEF in Joomla. We will share this with you for your reference. The details are as follows:
The main purpose of using the SEF (search engine friendly) URL is to mak
For the first time, I used joomla as a website. The website www.renminkaiguan.com encountered a lot of things and learned a lot. Here I will make a record.
Installation and Use
1. During local installation and testing of joomla, it is best not to use the root account (in Linux), but this is generally not the case .. It wasn't long before I started using Linux at that time. I tried to use the root account to
Plug-in-type websites, such as Joomla, will not be difficult to come up with the top popularity, low level can only give one hundred points, no way, thank you for your thanks... Humble. net Cainiao programmers are not familiar with PHP. recently, they have been arranged to understand the plug-in principle of Joomla. Gu Gedu Niang did not get any results after a few days. Q: 1. nbsp; what is its plug-in imp
Plug-in-type websites, such as Joomla, will not be difficult to come up with the top popularity, low level can only give one hundred points, no way, thank you for your thanks... Humble. net Cainiao programmers are not familiar with PHP. recently, they have been arranged to understand the plug-in principle of Joomla. Gu Gedu Niang did not get any results after a few days. Q: 1. nbsp; what is its plug-in imp
Joomla directory Structure
/administrator managing the path to the background/cache is the cache directory/components is the component (component) directory/includes is an important directory with all the scripts, functions, and so on that Joomla needs to run./language is the site language directory./plugins is the extension (trigger) directory./modules directory is the storage module program,
: This article mainly introduces the secondary development study notes of Joomla. if you are interested in the PHP Tutorial, refer to it.
Joomla directory structure
/Administrator management background path/Cache is the cache Directory/Components is the component directory./Des des is an important directory, which contains various scripts and functions required to run
When I first learned about joomla, I was always confused about the relationship between modules and components. The two are similar and different. I once made a big difference in the relationship and difference between them. What is the difference between them? These problems can be felt in practical application. This article will try to use examples on this site to talk about these problems, so as to have an intuitive feeling, let the beginners put t
{Code ...} the above is the php code, and then I strace it, the result is as follows {code ...} after sending the get command in line 3, poll is called. The timeout value is the value of line 0, 1572, and the value of timeout is 2000. Why do I need to call poll twice...
$host = '127.0.0.1';$port = 8888;$key = 'group:32149904:binding';$redis = new Redis();$redis->pconnect($host, $port);$obj = $redis->get($ke
$host = '127.0.0.1';$port = 8888;$key = 'group:32149904:binding';$redis = new Redis();$redis->pconnect($host, $port);$obj = $redis->get($key);echo $obj, PHP_EOL;
PHP code is the above, and then I strace a bit, the result is as follows
1565 Connect (3, {sa_family=af_inet, sin_port=htons (6080), sin_addr=inet_addr ("10.83.73.168")}, +) = 1 einprogress ( Operation now in progress) 1566 poll ([{fd=3, events=pollin| Pollout| pollerr| Pollhup}], 1, +) = 1 (
This paper illustrates the JFACTORY::GETDBO usage of Joomla database operation. Share to everyone for your reference, specific as follows:
Jfactory is a static class used to get references to various system objects
Getdbo The database Connection object code for the method of obtaining the database object:
$db = jfactory::getdbo ();
With database objects, you can do database operations, execute the query code:
Get the data set, out
Turn: Summary of differences between SELECT, poll, Epoll [finishing]The select,poll,epoll is a mechanism for IO multiplexing. I/O multiplexing is a mechanism by which multiple descriptors can be monitored, and once a descriptor is ready (usually read-ready or write-ready), the program can be notified of the appropriate read and write operations. But select,poll,
Summary of differences between SELECT, poll and Epoll [finishing]The select,poll,epoll is a mechanism for IO multiplexing. I/O multiplexing is a mechanism by which multiple descriptors can be monitored, and once a descriptor is ready (usually read-ready or write-ready), the program can be notified of the appropriate read and write operations. But select,poll,epo
The following article in this period of time to study the implementation of the kernel of Select/poll/epoll experience: Select,poll,epoll are multiplexing IO functions, simply in a thread, you can handle multiple file descriptors at the same time read and write. The implementation of the Select/poll is similar, Epoll is extended from Select/
(The following comes from the web and its own summary, thanks again for the insights provided by the great gods on the Web)Before exploring Select poll Epoll We first need to know what is called multiplexing:Come down and explore why multiplexing is used:first, let's look at the complete process of a client request server. First, the request comes in to establish a connection, then receive the data, receive the data, and then send the data.Specific to
The select,poll,epoll is a mechanism for IO multiplexing. I/O multiplexing is a mechanism by which multiple descriptors can be monitored, and once a descriptor is ready (usually read-ready or write-ready), the program can be notified of the appropriate read and write operations. but select,poll,epoll are essentially synchronous I/O, because they all need to read and write when the read-write event is ready,
Release date:Updated on:
Affected Systems:Joomla! Joomla! 3.2.2Joomla! Joomla! 3.2.1Description:--------------------------------------------------------------------------------Joomla! Is an Open Source Content Management System (CMS ).
Joomla 3.2.1 and 3.2.2 modules/mod_tags_similar/helper. the ModTagssimilarHelper: ge
Joomla Akeeba Kickstart deserialization Remote Code Execution Vulnerability
Release date:Updated on:
Affected Systems:Joomla! AkeebaDescription:CVE (CAN) ID: CVE-2014-7228
Joomla Akeeba is in charge of Joomla! The updated component.
Joomla! Versions earlier than 2.5.25, 3.2.5, and earlier versions, and 3.3.0 to 3.3
Attachments for joomla!
Plugin category: Directory Documentation => downloads
Supported versions: 1.5, 1.6, and 1.7
Degree of attention: [most popular]
Type: component, plug-in, multi-language
The "attachments" extension allows files to be uploaded and attached to articles or other content. "attachments" includes the ability to attach and edit files on the foreground, just like in background management, these options control who can see additional f
The Joomla implementation component pops up a mode window method, joomlamodal. The Joomla implementation component pops up a mode window. This document describes how to bring up a mode window in the Joomla implementation component. I will share with you how to bring up a mode window in the big Joomla implementation com
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