sessions

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Performance failure for row lock contention in Oracle

This is a set of Windows RAC environments, as well as an environment that previously dealt with a performance failure caused by a row cache lock. Here is a record of the process: 1 for the one-hour AWR collection and analysis, first of all, from

Hash and expired recycling of PHP's large number of sessions

A large server traffic, because the program needs, the expiration of the session set is 3 hours, resulting in/tmp accumulation of nearly 200,000 of the session file. This leads to a sharp increase in the CPU consumed by the kernel. Because session

C # chief designer Anders Hejlsberg interview (II)

Design I think that I think we use the IL way to be interested in this: we give you a choice--if you want--you can control the timing of compiling or translating Il into local code. In fact, using controlled C + +, you can generate local code

Java Theory and Practice: State replication of the Web layer

Whether you are building a Java EE or a J2SE server application, it is possible to use the servlet--in some way, either directly through a presentation layer such as JSP technology, Velocity, or Webmacro, or through a Servlet-based Web service

JSP implementation session Management in the case of browser shutdown cookies

cookie|cookies|js| browsers Typically, session management is the server that stores session IDs as a cookie in the user's Web browser to uniquely identify each user's sessions. If the browser does not support cookies, or if the browser is set to not

Portal Open Source Implementation-liferay portlet Session processing (1)

Session One, the description of the session in the specification (Portletsession objects must is scoped at the Portlet, application the context level.) Each portlet application has its own distinct the Portletsession object per user session. The

PHP Permanent login, remember my functional implementation methods and security practices

PHP Permanent Login, remember my functional implementation methods and security practices This article mainly introduces the PHP permanent login, remember my function implementation methods and security practices, this article focuses on the use of

Configure the BEA WebLogic 8.1 jdbc Connection

This article describes the various JDBC-related features in the BEA WebLogic 8.1 server configuration. Although we use Oracle 8.1.7 as our sample database management system (DBMS), it is easy to transfer generic concepts to these databases as long

Tips for great. NET programming (absolutely wonderful articles.) To see)

Tips for great. NET Programming Whether you re interested in Windows Forms, asp.net, Web Services, or the. NET Framework, this tips help you exploit the Still young. NET technology. by Dino Esposito The. NET Framework is larger than ever and

Asp. NET nine choices for maintaining user status (first)

asp.net summary: asp.net provides a number of different ways to maintain data between user requests. You can use application objects, cookies, hidden fields, sessions, or cache objects, as well as their large number of methods. It is sometimes

Introduction to Enterprise JavaBeans

EJB (Enterprise JavaBeans) is not a new concept, but many people will Ching when they hear or see the noun. EJB components are built into the Java EE specification, tying the application's presentation layer to the back-end information system (such

oracle10g Physical Standby Database notes

oracle| notes Test Environment Primary Server: Windows2000 Server + Oracle 10.0.1.0.2 Oracle_sid:dgtest Oracle_home:d:\oracle\product\10.1.0\db_1standby Server: Windows XP Pro + Oracle

Locate and terminate a locked session in Oracle9i

Because Oracle has an internal locking mechanism, it is sometimes useful to find and terminate a session in Oracle that locks a database resource. First, you need to find all the Oracle sessions. Here is a script that shows the details of all the

Small Network two modules security design and configuration

The small network has two modules: the company Internet module and the Park module. The company's Internet module has a connection to the Internet, and also ends up with VPN and public services (DNS, HTTP, FTP, SMTP) information flow. The Park

Monitor how many sessions and application the site uses

application|session| Program | site Your SessionID number is:.Response.Write "& Session.Contents.Count & _" used in your program"Session Variable "Dim StrName, IloopFor each strName in session.contents' Determines whether a session variable is an

Beyond Compare folder Sync menu How to use

first Open the Beyond Compare software, click Folder Synchronization in a new session, open the folder synchronization interface, and click the "folder Browsing" button on the left to open the folder you want to sync. Then click the Folder browse

How do I calculate the maximum amount of load on a Web server?

The Web application server cluster system is a cluster system composed of a group of servers running the same Web application at the same time, which looks like a server to the outside world. In order to balance the load of cluster server and to

High impact Web tier cluster, Part I: Using javagroups extension

As the Java EE platform matures, in order to extend Web services and applications on the Web layer, a low-cost server (commodityservers) can be deployed in a networked cluster configuration. These low-cost servers are interconnected with inexpensive

ASP's application and Session object detailed explanation (two)

Events using application and session ASP's application and session objects embody features that are not in the other ASP's built-in objects-events. However, as you can see in the previous object member tables, these are events associated with the

Developing a custom log system based on asp.net

asp.net    This paper introduces the user log management system developed by using ASP.net and vb.net technology, realizes the dynamic management of the custom format database system, makes the management of log information more timely and efficient,

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