What can we do with it?
We can collect some basic information about the user, such as screen resolution (when the browser is maximized) and what browser the user is using (engine)
In addition, we can monitor whether the user clicked on a link or
PHP5.2.12 and 5.2.13 have been released recently to fix multiple bugs. Therefore, it is necessary to upgrade to this version. First, describe some of my parameters:
Operating System: Windows 7 Ultimate
Web Server: Apache 2.2.14
Visual Studio: 6.0
This article mainly introduces the PHPPDO Operation summary. This article describes how to use PDO to connect to the database, perform basic queries, obtain the number of rows, traverse the result set, escape the special characters entered by the
Php mcrypt-based encryption and decryption instances and mcrypt-based encryption and decryption instances
This example describes how to implement encryption and decryption Based on mcrypt in php. Share it with you for your reference. The specific
PHP captures HTTPS content, and php captures https content
I recently encountered an HTTPS problem when studying the Hacker News API. Because all Hacker News APIs are accessed through the encrypted HTTPS protocol, unlike the common HTTP protocol,
Details about the PDO class in PHP and the PHPPDO class
Introduction
Let's take a look at the PDO class. PDO, short for PHP Data Objects, is described as a lightweight and compatible interface for accessing databases in PHP ". Although its name is
PHP errors and exceptions log usage analysis, php log records
This article analyzes the usage of errors and exceptions in PHP. We will share this with you for your reference. The details are as follows:
When it comes to Nginx + PHP service error
We have an open_basedir error in require, include, require_once, and include_once. Below are some solutions for Baidu. For more information, see.
The following error is reported if you use require or include files (whether./xx. php or xx. php
In php, if we do not configure the time zone to run the date and time functions in php, some time zone errors will be prompted, or the time zone may be incorrect, which may be related to the Beijing time for several hours, next I will introduce it
Sometimes the following warning occurs when writing a php program:
PHP Warning: date (): It is not safe to rely on the system's timezone settings. you are * required * to use the date. timezone setting or the date_default_timezone_set () function.
Analysis of the 10 most common errors in PHP programming, analysis of php programming 10
At present, many of my friends are studying PHP and will always encounter various problems in daily program development projects. This article will introduce
When collecting FTP data, you need to use a PHP function ftp_connect, which establishes a new FTP connection. If a connection ID is returned successfully, FALSE is returned if the connection fails.Ftp_connect () opens an FTP connection. The host
When XDebug is used today, a problem is found. When XDebug is used in Eclipse, the progress bar of XDebug is always stopped at 57%, and the prompt "waiting for XDebug session" is displayed ". After continuous troubleshooting, I finally solved the
(1) The server cannot send emails using smtp.
Solution: the solution listed by many websites is due to the smtp case sensitivity problem. Although the problem is not here in essence, it must be changed. For the reason, refer to the following
This article mainly describes how to use the $ this, static, final, const, AND self keywords in the php class.
$ This
$ This indicates the current instance. When the internal method access of the class is not declared as a const or static attribute,
Snoopy is a php class used to simulate some simple functions of the browser. It can obtain webpage content and send forms. To run Snoopy correctly, the PHP version of your server is later than 4 and PCRE (Perl Compatible Regular Expressions) is
Copy codeThe Code is as follows:[Root @ abc lnmp] # service php-fpm startStarting php-fpm eAccelerator: cocould not allocate 67108864 bytes, the maximum size the kernel allows is 33554432 bytes. lower the amount of memory request or increase the
Php startup ErrorCopy codeThe Code is as follows:[Root @ abc lnmp] # service php-fpm startStarting php-fpm eAccelerator: cocould not allocate 67108864 bytes, the maximum size the kernel allows is 33554432 bytes. lower the amount of memory request or
Today, I installed my environment with the latest PHP5.4.8. As a result, I encountered incompatibility problems with Memcache. After repeated scheduling, I summarized the causes and solutions for incompatibility.
Emcache (sudo pecl install memcache)
Php can be normally combined with apache, and common examples include: PHP Warning: PHP Startup: Unable to load dynamic library ...... Fatal error: Call to undefined function mysql_connect () error
However, when I got a CMS, I still encountered an
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