, improve the conversion rate of the site, analysis of user behavior, and so on, a very powerful web site operations auxiliary tools.
With this tool, you can test different versions of your site's content to determine which version best attracts users and attracts them to transform on your site, which is an excellent analytical tool for e-commerce sites.
URL: http://www.google.com/intl/zh-CN/websiteoptimizer/
Required tools four: AdWords Bidding ra
in the token is not equal to the current session_id theoretically during submission, you can determine that this submission is an external commit.How to match the action to be executed?During the token operation, you need to write the token action name into the token. in this way, you can parse the action and compare it during processing.The GToken I wrote earlier cannot reach the second one mentioned above. I modified it today and added function 2. I personally feel that it is okay.Let's take
The article introduced about PHP custom encryption and decryption, many friends are with PHP, if we write a will do, the following look at the code.
The code is as follows
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Description: PHP write encryption function, support private keyFinishing: http://www.bKjia.c0m function KeyED ($txt, $encrypt _key){$encrypt _key = MD5 ($encrypt _key);$ctr = 0;$tmp = "";for ($i =0; $i
{if ($
First find the center of the tree or center, I am here to find the center, because we need to find a same starting point, and then up to 2 centers is the width of the tree is even when the odd time is 1.After finding the tree to hash, so that each point is unique, so that the shape of the tree can be guaranteed unique, and then use the hash value, the tree node under each node to sort, and then if the two trees are the same, I only need to do a deep search of the tree and the order of traversal
Php custom encryption and decryption implementation code. This article introduces php custom encryption and decryption. many of our friends use php's own. what if we write it ourselves? let's look at the code below. The code is as follows: Copy the code? Php says the article introduces php custom encryption and decryption. many of our friends use php's own. what if we write it ourselves? let's look at the code below.
The code is as follows:
// Description: encrypti
http://blog.ddian.cn/?post=923
Class ender{
private $enkey;//Key used for encryption and decryption
The construction parameter is the key
Public function __construct ($key = ") {
if (! $key) {
$this->enkey= $key;
}
}
Set the key
Public Function Set_key ($key) {
$this->enkey= $key;
}
Private Function KeyED ($txt, $encrypt _key)
{
$encrypt _key = MD5 ($encrypt _key);
$
This article provides a detailed analysis of encryption functions written in PHP that support private keys. For more information about how to develop a PHP System, members are often an indispensable module, and password processing is a problem that must be faced. the Mcrypt encryption library of PHP requires additional settings. many people directly use md5 () function encryption: This method is indeed safe, but because md5 is irreversible and cannot be restored, there are some inconveniences. T
that this commit is an external submission.How do I match the action to be performed?In token, the action name of this token is written into this token, so that, in the process of processing, the action is solved to compare on the line.I used to write the Gtoken can not reach the above mentioned in the second, today modified a bit, the function 2 plus. Personal feeling is OK.Please look at the code, feel where there is unreasonable place, also please enlighten!Encryption I was looking for a met
that this commit is an external submission. How do I match the action to be performed?in token, the action name of this token is written into this token, so that, in the process of processing, the action is solved to compare on the line.I used to write the Gtoken can not reach the above mentioned in the second, today modified a bit, the function 2 plus. Personal feeling is OK.please look at the code, feel where there is unreasonable place, also please enlighten!encryption I was looking for a me
In the development of PHP system, the member part is often an essential module, and the password processing has to face the problem, PHP Mcrypt Encryption Library needs additional settings, many people are directly using the MD5 () function encryption, this method is indeed safe, but because MD5 is irreversible encryption, Unable to restore the password, so there are some inconveniences, this article describes the encryption function to support the private key, it is good to use.
The code is as
The php Encryption Class shared in this article is a php implementation class file that supports Chinese and English encryption and password decryption. If you need it, refer to it, but it is best to set the document encoding to UTF-8.
The following code is saved as the MD5Crypt. class. php file.
The Code is as follows:
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Class MD5Crypt {/*** Enter description here...* @ Param unknown_type $ str* @ Return string*/Public final static function mdsha ($ str ){$ Code
This article describes the function for generating random encryption in php. If you need it, you can refer to it. It is a custom function that is not provided by the system.
The Code is as follows:
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Function encrypt_str ($ TXT, $ KEY){Srand (double) microtime () * 1000000 );$ ENCRYPT_KEY = md5 (rand (0, 32000 ));$ CTR = 0;$ TMP = "";$ I = 0;For (; $ I {If ($ CTR = strlen ($
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