ASP

A series written a few years ago is now released here. 1. Http compression OverviewHTTP compression is mainly used to compress the file requested by the user through a compression method called gzip (the compression ratio is usually between 30%

Method 1: Protected VoidDownload_click (ObjectSender, eventargs e ){// Obtain the object to downloadStringFilename = server. mappath ("~ /Upload/Computer Science and Technology .rar"); Fileinfo F =NewFileinfo (filename );// Set the file

In practice, it is rare to build pure composite controls (Asp. net2.0 secrets, Reading Notes-building composite controls), more is building a hybrid control. Here, the hybrid control refers to rewriting both the createchildcontrols () method of the

By default, ASP. net mvc websites dynamically Add the currently used ASP. net mvc version number in the HTTP Response Header. If you use the fiddler web debugger tool to view the connection to ASP. net MVC website http encapsulation package, you can

The following is a fully generated basic control that needs to be created from the system. web. UI. control class is derived, and all HTML content displayed in the browser must be specified. The rendered content is specified by the render method in

  Htmltextwriter is a class specifically used to output HTML content to a browser. The following are some methods supported by this class: Addattribute -- overloaded. ForHtmltextwriterThe object adds the specified tag attribute and value to the

Building a composite control, as its name implies, is to use existing controls to re-combine them into new controls. All ASP. NET controls have the CONTROLS attribute to represent all their child controls. Building a compositecontrol control is

Unlike cookies, session status has no size limit. If there are extreme requirements, you can use session to save G data. In addition, the session can save more complex objects. For example, you can save a dataset in the session. When a

Source: http://www.cnblogs.com/JimmyZhang/archive/2009/02/08/1371819.html Zhang Ziyang Original article:Http://www.asp.net/learn/mvc/tutorial-04-cs.aspx In this tutorial, I demonstrated two methods to display a series of database records. I

Topic Is a collection of skin. The skin describes how the control should be displayed. It can define the style attributes, pictures, colors, and so on. If you have multiple themes, you can select themes as needed to display the site. You

What is Dom? Why study Dom? Dom is a Document Object Model. Borrow a paragraph from w3pop.com :["W3C Document Object Model (DOM) isProgramAnd scripts to dynamically access and update the document content, structure, and style language platform"W3C

Development Environment: Windows Server 2008 Enterprise, Microsoft Visual Studio 2008 SP1,. NET Framework 3.5 SP1, Microsoft SQL Server 2008 Development Architecture: ASP. NET Ajax, WCF, ADO. NET Entity Framework Development steps: 1. Create a

Main factors affecting database performance Server hardware Factors -Number of servers -Memory, CPU, and disk Network Environment Database Design Data Query Suggestions on server hardware and network Increase the number of servers and build a

C # Code Main factors affecting performance Resource Waste -Memory waste -Object Redundancy -CPU waste Unpacking and packing -Conversion of value type and reference type Algorithm Generic C # generic support: Class, struct, interface, delegate,

Page Items Ispostback Sessionstate (true, false, readonly) Server Control and view status Use as few server controls as possible If viewstate is not required, disable viewstate (the viewstate does not exist if the form does not exist)

Once mentioned in ASP. NET Server Control for State management, you will naturally think of viewstate, for simple properties, this thing is simple after all, and when it comes to control status, we will talk about how to program this item separately,

Viewstate analysis tool Http://www.cnblogs.com/neuhawk/archive/2007/06/12/781071.html View viewstate to Asp.netProgramRole and Impact Http://www.cnblogs.com/hjf1223/archive/2006/09/29/518305.aspx Introduction to viewstate

For Asp.net, only 2 MB files can be uploaded by default. The following configuration is added. You can customize the maximum file size. Executiontimeout = "300" Maxrequestlength = "40960" Usefullyqualifiedredirecturl = "false"/> If not, you can

Dotnetflexgrid is a native asynchronous table control of DOTNET. Its predecessor is the jquery flexigrid plug-in. We reconstructed most of the JavaScript code of flexigrid.CodeTo make it work more efficiently, with fewer bugs, and encapsulate it as

This article describes the control development by implementing a server control. The functions of this control are as follows:1. display the server time and keep updating2. Manually click the refresh button to obtain the server's latest time using