HTTP 1.1 etag and last-modified improve PHP Efficiency

As blogs are prevalent today, some Web applications need to parse a large number of "> RSS feed. How to improve efficiency is a very important issue. In features of magpierss, this article lists the following:"> HTTP conditional getsSave bandwidth

The circle of friends offers-m free PHP space service.

Friend of blue sky Community The free-m php space service is provided for you. It supports PHP, MySQL, Zend, and CP. It supports FTP management and can be bound to international domain names. The Forum posts to apply for activation. Some are their

Research on PHP socket technology

Today, I tried to write a PHP program that communicates with the C language through socket.ProgramI have read the PHP manual and found that there are several ways to create a Socket Client. 1. Establish a socket connection through fsockopen (),

PHP port sniffer-you can specify the website and Port

// PHP port sniffer-you can specify the website and Port // Returns the sniffing result Function http_request ($ server, $ port ){ $ DATA = ""; $ Query = "head/HTTP/1.0 "; $ Fp = fsockopen ($ server, $ port ); If ($ FP ){ Fputs ($ FP, $ query. "rnn "

Advanced PHP injection methods page 1/2

'% 23 'And Password = 'mypass Id =-1 Union select 1, 1 Id =-1 Union select char (97), char (97), char (97) Id = 1 Union select 1, 1 from Members Id = 1 Union select 1, 1 from Admin Id = 1 Union select 1, 1 from user Userid = 1 and

Php iis, log analysis, search engine, crawler record, page 1/2

Note: Modify the absolute path of IIS logs in the IIS. php file For example, $ folder = "C:/Windows/system32/logfiles/site log directory/"; // remember to include a slash (/). (If you use a virtual space, do you not know how to view the absolute

Differences between PHP htmlentities and htmlspecialchars

The translations saved med are: CopyCode The Code is as follows: '&' (ampersand) becomes '&' '"' (Double quote) becomes '" 'when ent_noquotes is not set. ''' (Single quote) becomes ''' only when ent_quotes is set. ''>' (Greater than) becomes '>'

Resolve the 502 Bad Gateway error in nginx + PhP (FastCGI)

I will follow the two steps below to solve the problem, and finally increase the timeout time of FastCGI to 2nd in step 1. Solve the problem: PS: I envy Thunder's web server, with 16 GB of memory. ---------------------------------------------------

PHP microtime gets the floating point Timestamp

This function has been used for obtaining: CopyCode The Code is as follows: function microtime_float (){ List ($ USEC, $ Sec) = explode ("", microtime ()); Return (float) $ USEC + (float) $ Sec ); } We can see that microtime (true) is used in

The most common ini Function Analysis in PHP is for the PHP. ini configuration file.

* Ini_get (): gets the option value of the configuration file. This function is often used by many people to obtain the value of an option in the configuration file. If it is true, 1 is returned. If it is false, 0 is returned, and the string is

Several configuration file functions in PHP

Php configuration functions are several ini _ * functions, mainly for configuration file operations. In fact, there are four functions: ini_get, ini_set, ini_get_all, and ini_restore. The most useful ones are ini_set and ini_get. * Ini_get (): gets

How new users learn PHP

There are so many contact methods listed at the beginning of the article that it will inevitably make everyone feel a bit AD-like, but it cannot be questioned that there is indeed a ding point in silence ^ _ ^, although sometimes too detailed will

Notes made when I learned regular expressions. In fact, regular expressions are not difficult. php

RT, regular expressions can handle a lot of things. I. Regular Expression1. Match character1) header match character "^": for example, ^ 0754. Only strings starting with 0754 are matched.2) the last match character "$": for example, 0754 $. Only

Introduction to php design patterns-page 1/3

Many of the idioms summarized here are worthy of being used as a separate chapter or even a book. You should take this chapter as an introduction to the usage of PHP pattern design, and view some listed reference books for further study. Test your

PHP controls cache after submitting a form

During the development process, forms often encounter errors and all information filled in when the page is returned is lost. to support page bounce, you can use either of the following methods. 1. use the header to set the Cache control header

How to open a php file

Many friends without a foundation often ask how to open the PHP file. In fact, PHP is a web page script, but unlike the htmlxml label language, it can be opened directly through a browser, you must have a PHP runtime environment to access and open

ThinkPHP3.1 quick start (1) basics

Introduction ThinkPHP is a fast and simple lightweight PHP development framework based on MVC and object-oriented. it complies with the Apache2 open source protocol and has been adhering to simple and practical design principles since its birth,

Mysql stored procedures and stored functions are stored procedures.

Advantage: v improves security v simplifies mysql Query v reduces bandwidth burden disadvantages: v increases server burden v makes it more difficult for our developers to use the function Functionfunname (parameter) in PHP) {// function body Return}

Php core syntax-use of functions

Function: a set of code with a certain function. When this function is required, we can execute (call) the corresponding function. Structured programming encapsulates all functions into independent structures. Abstract programming. Define the

Php connection to mysql garbled solution

Many of my friends may encounter garbled characters when they connect to the database for reading or writing at the early stage of learning PHP. Today, I am here to tell you the simplest way to solve the garbled problem by using phpmyadmin to add a

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