PHP

Php implements the method of calculating the Mail size. Count the space occupied by the user's inbox. calculate the size of each mail (title + content + nearby) and the total; 1. calculate the nearby size; 2. calculate the title and content size. 3.

Go deep into Nginx + PHP Cache details. Nginx cache has two caching mechanisms: fastcgi_cache and proxy_cache. let's talk about the difference between the two caching mechanisms. proxy_cache is used to cache the content of the backend server. Nginx

Php's $ _ FILES temporary storage file and recovery mechanism for the actual measurement process. I think people who want to share the same idea with me will do this: the uploaded files only need to be used temporarily and do not need to save the

Php file programming integrated case-file Upload implementation. Php file upload 1. the upload. php copy code is as follows :! DOCTYPEHTMLPUBLIC-W3CDTDHTML4.01TransitionalENhtmlheadtitledddtitlemetahttp-equivcontent-typeconte php file Upload 1.

Shell scripts are shared as a daemon instance to ensure that PHP scripts are not suspended. I started to run a data list a few days ago. the list requires a user name, a mobile phone number, or an email address. I can easily obtain the user name

Parse php5 configuration using pdo. 1. check whether php_pdo.dll exists in the php Extension Library (php_pdo_mssql.dll is also required when MsSQL is called; php_pdo_mysql.dll is also required when MySQL is called ). 2. open php. ini configuration

How to use php to determine whether the server is connected over HTTPS. Copy the code as follows: if ($ _ SERVER [HTTPS]! On) {echoThisisnotHTTPS;} else {echoThisisHTTPS;} if ($ _ SERVER [HTTPS]! On) {echoThisisnotHTTPS;} else The code is as

In-depth analysis of the SERVER variable $ _ SERVER. In-depth analysis of the SERVER variable $ _ SERVER: 1. $ _ SESSION [PHP_SELF] -- get the file name of the script being executed 2. $ _ SERVER [SERVER_PROTOCOL] -- communication protocol name when

Parse PHP to download files in two ways. Method 1: Copy the code as follows: header (Content-Description: FileTransfer); header (Content-Type: applicationoctet-stream); header (Content-Disposition: attachment; fil Method 1: The code is as

In PHP, collaboration programs are used to implement multi-task collaboration on the 12th page. PHP5.5 a better new function is to support generators and collaborative programs. For generators, PHP documents, and various other blog articles (like

Analysis of PHP plotting technology. 1. image format: currently, common image formats for website development include gif, jpgjpeg, and png ..... difference: GIF images have a high compression rate, but only 256 colors can be displayed, which may

Solve PHPmysql_query execution timeout (Fatalerror: Maximumexecutiontime ...). [Cause of error]: mysql_query execution timeout. [solution]: modify the max_execution_time value in php. ini. the default value is 300. the unit is second. for example:;

Parse the php version of link_mysql. Copy the code as follows :? Php $ str_ SQL _readselectcount (*) asnumfromuserinfo; $ str_ SQL _deldeletefromuserinfowhereid1; $ reslink_mysql (read, $ str_ SQL _read); $ res _ The code is as follows: $ Str_

Analysis of php object-oriented publicprivateprotected access modifier. PHP has three access modifiers: public (public, default) protected (protected) private (private) public (public, default) in PHP5, if the class does not have PHP has three

PHP can delete HTMl tags in three ways. Method 1: directly retrieve the tag you want to retrieve and copy the code as follows :? Php retrieves the br tag functionstrip ($ str) {$ strstr_replace (br, $ str); $ strhtmlspecialchars ($ str ); Method

Parse php class registration and automatic loading. The project directory is as follows: 1. put the class to be registered in an array and copy the code as follows :? PhpfinalclassUtils {privatefunction _ construct () {} publicstaticfunctiong The

Simple permission design for PHP bit operations. 1. write at the beginning recently I want to write something simple about permission processing. Before that, I also learned that bitwise operations with binary numbers can accomplish this task well.

Parse php to prevent repeated submission of forms. Php prevents repeated form submission instances: the Copy code is as follows :? Phpsession_start (); $ _ SESSION [fsess] ($ _ SESSION [fsess])? $ _ SESSION [fsess]: time ();?! DOCTYPEhtmlPUBLIC- Php

Application Analysis of single-case and multi-case design patterns in php design patterns. Singleton mode and the uncommon Multiton mode control the number of classes in an application. For example, the mode name can only be instantiated once, with

The operation Image of installing the Apache pseudo-static plug-in IIS. Apache and IIS have their own pseudo-static operation methods. what should I do if I need to use the pseudo-static operation method for the PHP program in Servers2003_IIS?