see a friend of the blog Park to write interview experience, think of the interview often asked the session, a moment preface on his understanding of the session, this thing started in the user login log out when used to, and then never used, there is still a lot of knowledge points worth noting. First of all, thesession is divided into the client session and the
1. ASP. NET session Status2. session Status Mode3. ASP. NET shares sessions among different applications4. session loss without reason5. The client uses cookieless to store session information.6. Fixed
Session state requests cannot be made to the session-state server. Make sure that the ASP. NET State Service (ASP) is started and that the client port is the same as the server port. If the server is on a remote computer, please check the hkey_local_machine\system\currentcontrolset\services\aspnet_state\parameters\ The value of allowremoteconnection to ensure tha
Error description:
Unable to serialize session status. In "StateServer" or "sqlserver" mode, ASP. NET serializes session State objects and therefore does not allow the use of non-serializable objects or externalbyref objects. If a custom session state is stored in custom mode and similar serialization is performed,
Read this post first:
How can I capture a session in httpmodule?
Http://topic.csdn.net/u/20070226/10/9db317e8-0400-4d92-9c93-83a90d6bcde5.html
The following is an explanation on msdn:
Overview of ASP. NET application lifecycle in IIS 5.0 and 6.0
Http://msdn.microsoft.com/zh-cn/library/ms178473 (V = vs.80). aspx
When processing this requestHttpapplicationClass to execute the following events. Want to expa
Exception handling Rollup-server http://www.cnblogs.com/dunitian/p/4522983.htmlSession state requests cannot be made to the session-state server. Make sure that the ASP. NET State Service (ASP) is started and that the client port is the same as the server port. If the server is on a remote computer, please check the hkey_local_machine\system\currentcontrolset\services\aspnet_state\parameters\ The value of t
The specific display of the exception is as follows:Solution:(The exception is not a program exception, but does not open the out-of-process session service, open to solve such a problem)The first step:Step Two:Re-visit, the site is normal, the problem solved!Session state requests cannot be made to the session-state server. Make sure that the ASP.
ASP. NET status management application, session, cookie, and viewstat usage
In ASP. NET, there are many built-in objects for saving information, such as application, session, Cookie, viewstate and cache. The following describes their usage and differences.
Method
Information size
Scope and storage tim
Source: http://blog.csdn.net/cityhunter172/article/details/727743
Take the time to speak today. Storage mode in. Net v1.0/v1.1. You can search for
One, causes the session to lose several reasons
People who have moved the handwriting code know that session loss is more common. The following is my several years encountered, can cause the
. Add (cookie );
Session status session
The most important part of session Status management! You can store data on one page and obtain data on another page. Most importantly, it also supports any object type, including custom data types. Each client accessing the application has different sessions and contains different information.Session is an ide
a specific state provider. What is actually accessed in the program code is a copy of the session data in local memory, which can cause data conflicts if other pages also access the session state synchronously. To avoid this situation, the SessionStateModule module implements a lock mechanism for the reader/writer and queues the access to the status values. a page that has write access to the
The following is a comparison of the objects that store various information in ASP. Understanding the principles of these objects is quite necessary for a well-developed program (pick to the Internet, not original--xukunping)In ASP. NET, there are many kinds of objects that hold information. For example: Application,session,cookie,viewstate and cache, so what's the difference? What is the environment that e
ArticleDirectory
Preparations before reading this article
Session model Overview
ASP session functional defects
Introduction to the Web. config file
Session configuration information in the web. config file
Storage of client session Status in ASP. NET
= "Welcome:" + session["UserName"];} else{//do Something Else}We can also store other objects, and the following example shows how to store a DataSet into a sessionStoring DataSet on sessionsession["DataSet"] = _objdataset;The following code shows how to read a DataSet from within a sessionCheck weather Session variable null or Notif (session["DataSet"]! = null)
First, Introduction1, because the net core default is not the start session function, if need to use, need to open through the code.2, this article explains if the default session implementation is enabled, that is, the session is stored in memory.3, this extension explains how to use Redis to do Sessoin server, realiz
object are to add the instantiation code in the common include file. The "Last" is simply to replace all reference to the "Session object" with the custom session variable name.
Limitation/improvement
This solution won't support an existing ASP application which stores a COM object in the Session object. In this case, a custom marshaler are needed to serialize/
From http://www.itpub.net/866780.html
"
Q: Why is the session occasionally lost on some machines?A: It may be related to the machine environment, such as firewall or anti-virus software. Try to disable the firewall.
Q: Why didn't the session_end method be activated when session. Abandon is called?A: The session_end method only supports sessions of the inproc (in-process) type. Second, to stimulate the
distributed session. If you are not using memcached Providers, please refer to this article memcached Tip 1: Use memcached Providers. The example provided by Memcached providers is that the session is stored directly in the database, and we can configure the session support to be stored in the distributed session memo
Preparations before reading this articleBefore reading this article, you need to understand the following knowledge. Otherwise, you may encounter different levels of problems in the reading process.
Understand ASP/ASP. NET ProgrammingUnderstand ASP/ASP. NET session ModelsUnderstand ASP. NET Web Application ModelsMeasur
placed in the HTTP request header and sent to the server side;
The server side receives the client request, resolves the sessionid, and obtains the corresponding session. So the server will know the status of the client.
Timeout management The server will not be able to determine whether the current client will continue to access or whether the client is shutting down, so even if the client leaves or closes the browser, the server retains i
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