application|session| Objects III, Global.asa
ASP's application and session objects embody features that are not in the other ASP's built-in objects-events. Each visitor accesses the server and triggers a OnStart event (the first visitor triggers
When using ASP to write virtual community, online shopping and other programs, application and Session object play an important role, the flexibility and reasonable use of these two objects is the key to improve the quality of the program. The
9th Chapter Certification Session Management 9.1 Who am I?Authentication contains two layers of identity and identity authentication.q identity-Who am I? q identity Authentication-that's me. The purpose of certification is to identify who the
PHP creates and uses sessioncookie Variables .? Phpsessionstartsession_start (); to start a session, add $ _ SESSION [user_id] 123 at the beginning of the session program. assign a value to a session variable.
// Session start
Session_start (); //
When using ASP to write virtual communities, online shopping, and other programs, Application and Session objects play an important role. Flexible and rational use of these two objects is the key to improving program quality. The following describes
Insert Method
CopyCode The Code is as follows: public void insert (Object O) {session = hibernatesessionfactory. currentsession (); transaction T = session. begintransaction (); Session. save (o); T. commit (); hibernatesessionfactory.
When we switch from a traditional CS-structured application to a popular web space program, we find that we are trying to keep up with the increasing demand for testability and performance. One of the biggest challenges is how to determine the
1. Transactions
Two types of transactions:
① JDBC transaction: the transaction of a single database
A sesisonfactory corresponds to a database, implemented using JDBC
Templates for common code:
Session session = null; Transaction tx =null;
If a lock wait occurs, we may want to know who has locked the table and who has waited.The following statement can be used to query who has locked the table:
Copy codeThe Code is as follows: SELECT/* + rule */s. username,
Decode (l. type, 'TT',
It completely solves the problem that the PHPSession does not expire and the SessionId remains unchanged. If you have used the session in asp.net and used the session in php, you will feel that the session in php is so uncomfortable than the session
This article provides a detailed analysis of the implementation code that saves user login information by using session and cookie in php at the same time, for more information, see session and cookie to save user logon information.
1. database
In many cases, we need to track the activities of visitors on the entire website and perform automatic or semi-automatic identification of their identities (that is, the usual website login and other functions). at this time, we often use cookies
Php logon and logout instance code. Pm_user is a data table that has not been created. you can create a table on your own. The following describes only the program code for logging on with php and then logging out, for more information, see pm_user.
Ask thinkphp to write the code session. the code is like this & nbsp; public & nbsp; function & nbsp; index () {$ namecookie (name ); $ messgetuserlink (); $ id]; session (addressid, $ id); coo asks questions about the session code written in
This code is not running, but all usage methods are listed here. actually, different functions should be used on different pages. this will be demonstrated in the following example.
Keywords:
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// Session start
Session_start (); // starts a session.
This article mainly introduces PHP Session control: Session and Cookie Details. This article describes Session and Cookie related knowledge in PHP in detail and covers a wide range of topics, for more information about PHP session control, see the
The current design pattern is
User and role associations
Roles and menus, manipulating associations
That is, a field in a role is a heap of numeric IDs.
Because of the large-scale ERP system, the menu and operation is very
So the number of fields
How to output $ id from the URL, such as tool. php? Info = 200 @ qq @ account $ id = $ _ SESSION ['id']; $ info = $ _ GET ['info']; $ arr = expolde (& quot; @ & quot;, $ info); some friends may ask to directly output the value of $ id directly;
If you have used the session in asp.net and used the session in php, you will feel that the session in php is so uncomfortable than the session in asp.net. When using a php session, you may encounter a session that does not expire. closing the
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