ASP

If you have a asp.net website that needs to send occasional emails, there may be code that looks much like the following: Copy Code code as follows: This is shorthand, not the actual project code public void Send (string from,

1,css file path is incorrectThis problem is a fundamental issue in web development, typically with a relative path, or a style file written in a master page that can occur when the content page is not in the same level as the master page. At this

The following files need to be modified on the server Locate the Web.config file in the directory C:\Windows\Microsoft.NET\Framework64\v2.0.50727\CONFIG. The server here is 64-bit, if 32-bit directory is C:\Windows\Microsoft.NET\Framework\v2.0.50727

Copy Code code as follows: public class Jsonutil { public string Tojson (DataSet dataset) { String jsonstring = "{"; foreach (DataTable table in Dataset.tables) { jsonstring = "" "+ table. TableName + "" ":" + tojson (table) + ","; }

Web.config is an xml-based configuration file that is used to configure the application, such as a customer authentication method, role-based security technology strategy, data binding Fixed methods, remoting objects, and so on. Can be in the root

The part of the program to adjust is only two pieces.One is the Web.config file.The second is the link address.Required Urlrewrite.dll First download

Copy Code code as follows: dictionary o_dic = new dictionary (); adding elements O_dic.add ("A", "AAA"); O_dic.add ("", "BBB"); Determine if a key exists if (!o_dic.containskey ("03")) { O_dic.add ("", "CCC"); } Remove a O_dic.remove (

Code: Copy Code code as follows: public void ProcessRequest (HttpContext context) { Context. Response.ContentType = "Image/jpeg"; Creates a bitmap and gives the specified border a wide height using (Image img=new Bitmap (80,25)) {

Asp. NET error handling Application_Error event examples are as follows: New Web Program--New AppEvent.aspx page--Add the following code to the page: Copy Code code as follows: Then, add the Application_Error event to the

In ASP.net MVC, we are more free to control the HTML we want to display. Usually, you have to do a list of data. Then we can manually to spell a table out, but so sometimes for complex tables, that the JS code is more complex. We can use the

Application_Start Add in Global Such as: Copy Code code as follows: void Application_Start (object sender, EventArgs e){Code that runs when the application startsSystem.Reflection.PropertyInfo p = typeof (System.Web.HttpRuntime).

When you do a station, you often encounter the ability to generate thumbnails, because you may need to use thumbnails of different sizes for different situations. The images generated in this article are squares, and only a square thumbnail is

Brief introduction to DataBindDataBind includes three main methods, Repeater,datalist, and DataGrid, which are located in the System.Web.UI.WebControls namespace, derived directly or indirectly from the WebControl base class. These methods are used

The following is from the asp.net background to add CSS, JS, meta tags of the writing, we write here to facilitate the use of functions. If the function is placed in the page class, the page parameter is also not available.First, the namespace using

There are a lot of data display controls in the ASP.net, such as the most used GridView, which also has its own paging function. But we know that using the GridView to display the data, if you do not disable viewstate, the page size will be very

In web development, jumps between pages are often used to pass values, which may pass multiple values. One, Commadargument pass multiple values to other pages. In data-bound controls such as the GridView DataList Repeater, you can use

1, in the ASP page header Join Copy Code code as follows: Response.Buffer = True Response.ExpiresAbsolute = Now ()-1 Response.Expires = 0 Response.CacheControl = "No-cache" Response.AddHeader "Pragma", "No-cache" 2, in

Foreground Label,dropdownlist,gridview Control Aspx.cs Core Code: Copy Code code as follows: Using system.data.oledb;//needs to introduce a naming public void Excel_click (object sender, EventArgs e) { if (this. Attachmentfile.value

Today, when you run a previous project again, the Discovery button's Click event does not work, and after the breakpoint it is found that the event was not triggered at all .... According to the answers found on the internet, some said that the

Two days ago, a friend asked me to help him write such a program: ASP.net inside the page to visit the ASP, the data submitted to the other side of the database, according to the return value (the return value is: OK or error), if the OK and then