Two ways to count the number of online users

Method 1: Use the AltaVista search engine to check the number of links to your site. Here we use the AltaVista search engine. Here we use the following search engine: www. altavista. comcgi-binquery? KlXXpgqtextyesqlink % 3 AsearchSearch. This is a

Protection of Apache server

I. Summary this article will discuss the security of ApacheWEB server installation and configuration on the UNIX platform. We assume that the system administrator who has read this article has selected the relevant modules for his site, and can

Convert using the convert function...

Add convert conversion to the query... Convert (varchar (10), field name, conversion format) such as selectuser_id, convert (varchar (10), date, 11) asdatefromtb_user conversion format: 0 or 100 monthddyyyyhh: miAMPM1mmddyy2yy. mm. dd3ddmmyy4dd. mm.

Install PHP as ApacheDSO

PHP is often used with the ApacheWeb server on the LinuxUnix platform. When installing PHP in Apache, you have three installation modes available: static module, dynamic module (DSO), and CGI. I suggest you install PHP as Apached DSO, which is easy

Php template smarty

The template technology of the php template smartyphp should be mentioned frequently. like the famous phplibfasttemplate, the MVC model is basically implemented, and the work cannot be solved, currently, there are not many templates, because there

Some common regular expressions in PHP

Regular expression for matching Chinese characters: [u4e00-u9fa5] matching double byte characters (including Chinese characters): [^ x00-xff] application: calculate the length of a string (a double byte character length meter 2, 1) String. prototype.

A PHP-implemented UBB class

? If php * has been reproduced, please indicate the author: He Zhiqiang File: ubb. php remarks: it is an improvement. In fact, the core function parse () has been completely rewritten, and the idea is different. However, it is still inspired by the

Use PHP to convert a mysql data table to an excel file format

Author: mydowns Source: grasp the time Website: www.85time.com, www.mydowns.com original Post address: www. mydowns. comarticle_show.php? Id32 details :? Php $ DB_Serverlocalhost; $ DB_Usernamemydowns; $ DB_Password; $ DB_DBNamemydowns; $ DB_TB

Determine WebSERVER type

Determine the WebSERVER type? PHPfunctionWebServerSpy ($ ServerURL) {$ filepointerfsockopen ($ ServerURL, 80, $ errno, $ errstr); if (! $ Filepointer) {$ WebServerError: $ errstr ($ errno) brn;} else {fputs ($ filepointer, GETHTTP1.0nn); while (!

Free implementation of PHP buffer for website acceleration

We know that Zend has a free optimization engine for PHP, but FreeLAMP uses a buffer product called PHPAccelerator this time. We have explained several methods of acceleration in the LAMP acceleration article, which mentioned PHPAccelerator. its

Use PHP to decode POP3 emails (1)

A preliminary understanding of the source file of the Mail this article briefly describes the principles of receiving mail and MIME mail through POP3 protocol, and provides two Practical PHP classes for receiving and MIME decoding, A sample is

Use PHP to control your browser cache!

Note: I don't want to write it when I write it in half, so I am glad that the OutputControl function allows you to freely control the data output in the script. It is very useful, especially when you want to output the file header after the data has

Build a self-site search engine

Ccterran (original) iwind friends use dreamweaver as a website, there is no dynamic content, just some personal collections of articles, personal introductions and so on. Now there is a lot of content. I want to help him build a search engine. To be

In-depth analysis of fastm design ideas

1. PHP (fastm) cut the document into a simple DOM structure. the design idea of the PHP template is very beautiful. Use Begin and End in the comment to put HTML (WML, or any XML) the page is cut into different blocks, and the blocks can be further

PHPBBMODforGoogle full solution

Trotter Email: trotter@kekerde.net Source: www.gbunix.com reprint please keep the document complete, indicate the source. Preface as content on the Internet grows at an astonishing rate, the importance of search engines is becoming increasingly

In-depth Exploration of PHP5.0 exception handling mechanism

This article is intended for programmers who want to understand the PHP5 exception handling mechanism. Read this article and you need to have some object-oriented programming and PHP Basics. This article is intended for programmers who want to

Do you know PHP?

At the beginning of PHP, I started developing PHP about 10 years ago. It was a long time before the term "open source" appeared and GPL and free software were widely known. Just like many open-source projects that have become popular, motivation is

PHP automatically updates news DIY

When we browsed some websites, we often saw news that was just updated. if we had manual maintenance, it would be a very tedious task. However, we can use programs to control the update operations, which makes it very convenient (I am not going to

DIY three-step counter creation

Most people are eager to use databases for counters, message books, forums, and other things. This article will introduce self-made counter programs. First, create 0 ~ 9 put the 10 GIF images in the img folder and create a php file -- count1.php.

News publishing system (example) 2 dbconn

? PhpclassCDBAbstract {var $ _ db_linkid0; var $ _ db_qresult0; var $ RowDataarray (); var $ NextRowNumber0; var $ RowCount0; functionCDBAbstract () {die (CDBAbstract: cute! Useasubclass.);} functionO Class CDBAbstract { Var $ _ db_linkid = 0; Var

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