Boring, using PHP to write a few sorting algorithms, algorithm introduction please click here, here to use PHP implementation of a few simple, as follows//Select SortfunctionSelection_sort ($arr){ $len=Count($arr); if($lenreturn $arr; for($i= 0;$
PHP's four basic sorting algorithms are: bubble sort, insert sort, select sort, and quick sort.Here's the algorithm code I've compiled:1. Bubble Sort:Idea: Multiple rounds of bubbles in an array, each round of elements in an array of 22 comparison,
Summary of 9 cache technologies in PHP and summary of PHP 9 Cache1. Static full-page Cache
That is, generate all html static pages. The static pages accessed by users are not parsed by the php server. This method is common in CMS systems, such as
Php static html page generation method (2 methods), static two methods
Because each time a user clicks a dynamic link, the server sends a data query request, which is undoubtedly a huge burden on the server for a website with a maximum access volume
Thinkphp-based background management system template quick setup, thinkphp background Template
When building a website, backend developers often need to write a template for the background management system due to the lack of a suitable template,
Summary of php Cache Technology
1. Static full-page Cache
That is, generate all html static pages. The static pages accessed by users are not parsed by the php server. In this way, in the CMS system
Is common, such as dedecms;
A common
Detailed explanation of nginx + php + mysql configuration in ubuntu, tung.pdf
1. Update
Www.jb51.net
Copy codeThe Code is as follows:Sudo apt-get update
2. Install nginx
Copy codeThe Code is as follows:Sudo apt-get intsall nginx
After Ubuntu is
Php uses post to dynamically select the Avatar and js event to dynamically change the Avatar, postjs
dynamically select the Avatar logo ;?> 1.png 2.png
The Ueditor Rich Text Editor is used in ThinkPHP,
Download specific plug-ins:Http://ueditor.baidu.com/website/download.html#ueditorUEditor official documentation:Http://ueditor.baidu.com/website/document.htmlPrevious versions released in the
PHP error_reporting () Usage Details, phperrorreporting
The error_reporting () function specifies which error to report. This function sets the error report level for the current script. This function returns the old error report level.
The
PHP Study NotesStrpos ($ str1, $ str2 [$ offset]); searches str2 in str1 and returns the first occurrence position. The header is 0; echo 'ipconfig '; equivalent to echo shell_exec ('ipconfig'); echo @ (3/0); &, |, the highest priority for
PHP-principles and resolutions of templates, php-template Parsing
This content is used as a note for future reference. It is not created by yourself when studying Li Yanhui. If you have any questions, please send a private message ~
Separating PHP
PHP classes and objectsSince PHP 5, the object model has been completely rewritten to get better performance and more features. This is the biggest change since PHP 4. PHP 5 has a complete object model. New features in PHP 5 include access control,
Use PHP to automatically deploy GIT code and php to deploy git
Recently, we are using Coding code hosting. By the way, we have set up automatic WebHook deployment. This process is still quite difficult, but we still don't understand the Linux
PHP notes, Han shunping php notes
Mysql-----------------------------------------------------------------------------
Change the default password for MysqlUpdate mysql. user set Password = PASSWORD ('000000') WHERE User = 'root'FLUSH
There are two examples in this article to check the Upload file type and the size of the uploaded image. I originally wanted to separate the two files, but I thought it would be better to put them together.
There are two examples in this article to
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