PHP

Generally, the ucenter is used as the intermediary, and multiple applications are added, so that multiple sites can log out synchronously. It is not difficult to add an application to the ucenter. There are also related tutorials on the destoon

Directly Add code '. "[SHUTDOWN] lvl :". $ lasterror ['type']. "| msg :". $ lasterror ['message']. "| file :". $ lasterror ['file']. "| ln :". $ lasterror ['line']. "\ n"; file_put_co Ntents ('. /log /'. date ("Ymd" 2.16.'shutdownlog.txt ', $ error,

Destoon is the preferred solution for open-source B2B (e-commerce) industry portal based on PHP + MySQL. This article briefly describes the secondary development of Destoon as follows: I. initialize the system The system can be initialized using

When using destoon to build a B2B system, many people will encounter the error message "Data Verification Failed (2)" When registering enterprise users on the enterprise site, it seriously affects users' usage. The solution is as follows: Go to

The D method should be a lot of methods used to instantiate a custom Model class. It is an encapsulation of Model class instantiation by the ThinkPHP framework and implements the singleton mode, cross-project and group calls are supported. The call

Each URL is replaced by 6 characters, and (6 ^ 32) can have up to 1,073,741,824 short URLs.Of course, you can also record more detailed information, such as access records and creation time.If it is not enough, you can delete it for a long

PHP and JavaScript are both beginners. There is a need recently: For example, there is a PHP multi-line string: $a = After being passed to JavaScript, it is equivalent: var c='thy38\n\ csdn\n\ blog'; Because I do not know how to Google these two

ThinkPHP3.0 does not provide sufficient support for Action and View. It can only implement basic template rendering output. The multi-layer MVC feature introduced by the release of Version 3.1 brings us new ideas for implementing widgets, and how to

When many programmers use session In CI, the website reports an error after the session is automatically loaded. the error message is as follows: In order to use the Session class you are required to set an encryption key Let's take a look at the

The previous day, I wrote a piece of code for calculating the arrangement and combination because of the business needs. I sorted it out today for future use.Copy codeThe Code is as follows:/*** Mathematical problem to be solved: Calculate C (a, 1) *

Copy codeThe Code is as follows:$ Data = array ('Title' => 'ilsea ','LIST' => array ('Hello ','World'));Include ('Show. php ');// Show. php Template FileEcho $ data ['title'];Echo ' ';Print_r ($ data ['LIST']);?>Define a function to include

You can vote for 25 pieces of data. You can only vote for 16 pieces of data at a time. The previous programmer threw a loophole and forgot to put the voting into the database. The voting sequence generated by 200 users was empty. So how do you fill

It has been more than half a year since I learned the basic knowledge of PHP and used ZendSudio for development. During this process, I learned from each other intermittently and encountered more than N problems. Learning PHP is really hard to worry

Various PHP character filter functionsCopy codeThe Code is as follows:/*** Security filter functions** @ Param $ string* @ Return string*/Function safe_replace ($ string ){$ String = str_replace ('% 20', '', $ string );$ String = str_replace ('% 27',

I. Applicable scenarios:You cannot use the auto-increment number returned from the database to rename the uploaded image.This is determined by the process of uploading images or files.Generally, the Image Upload process is to upload the image to the

15. Research page (ResearchBuildingPage. php) The study is relatively simple because there is no queue, but there are some special things. Let's first look at a previous processing function handlejavasiebuild (). This function is used to deal with

Many open-source cms systems have the one-click cache clearing function, which is generated to reduce the pressure on the server. However, the existence of cache may also make some data not updated in real time, in this regard, we will implement a

With the advancement of technology, the application of QR codes has become more and more extensive. previous articles on this site have introduced how to use the jQuery plug-in to generate QR codes. Today I will share with you how to use PHP to

Range Protocol Purpose:It is usually used for resumable data transfer, but the actual user is very large. For example, if your web server needs to output a large file, range can be used for multipart output to relieve pressure. At the same time, you

It is good to use memcache to synchronize sessions. Of course, you can also use redis to save sessions. You can enable php and store sessions to Redis cache, the following describes how to use memcache to synchronize sessions in a web Cluster: 1.