.Net Core

  Recently, I used the Excel export function in the MVC project. I found some materials on the Internet and wrote a general generic class (ExcelResult ). Because it is directly inherited from the ActionResult abstract class, it is very convenient to

  Under normal circumstances, after the C # code is compiled, the constructor is generated, which is generally divided into the following types: Exe -- executable program (winexe is generated by the winform program, and exe is generated by the

  Generic is a new function in the C # language and Common Language Runtime Library (CLR) of version 2.0. Generics introduce the concept of type parameters. NET Framework, type parameters make it possible to design the following classes and Methods:

  ASP. NET provides three main methods for capturing and responding to errors when an error occurs: Page_Error event, Application_Error event, and application configuration file (Web. config ).   If you do not call Server. ClearError or capture an

In fact, the extension ashx is basically the same as axd. It is used to write web handler and can be used to call the IHttpHandler class. the control parsing and page processing process of the aspx page.The only difference is that the axd extension

  This article continues with the previous articles about the WCF development framework, and introduces some experience and knowledge about WCF. It mainly introduces the problems encountered during the use of WCF development and the solutions, mark

Managed code) Code executed by the Common Language Runtime Library environment (rather than directly by the operating system. Hosted code applications can obtain the Common Language Runtime library service, such as automatic garbage collection,

I am going to talk about the principles of login and message passing. I found that there is nothing to talk about. Many friends leave me a message and hope I can publish the source code. I have sorted it out a little, for your reference. At first,

In the previous article, we introduced how to output the Client Validation information to the browser. Next we will analyze whether MVC is implemented for JavaScript verification.I. Html text output by TextForFirst, let's take a look at the Html

In the past, there were their respective css introductions and some javascript Functions on the channel page and list page. How do I deal with these css styles and javascript Functions on the Content Page when using the master page? As you know, the

When you open the Form Designer (Form1.cs) in VS2005, the error message box "ensure that the file type (. cs) application is installed" is displayed" The simplest solution is to enter devenv.exe/resetskippkgs in the "Visual Studio 2005 command

You can understand the border usage in css at a glance. Take a look at the Code:[Html] test   Give a demoHttp://www.bkjia.com/uploadfile/2012/0217/20120217103207206.zipFrom if one day...

View Code1 /// 2 // obtain the logon IP Address3 /// 4 /// 5 private string GetIP ()6 {7 string l_ret = string. Empty;8 if (! String. IsNullOrEmpty (System. Web. HttpContext. Current. Request. ServerVariables ["HTTP_VIA"])9 l_ret = Convert.

1. // call the code to hide the method, attribute, or field of the page.Generally, there are many calling attributes and Methods. Note that the scope of the called attributes, methods, or fields must be accessible on the ASPX page.Sample Code (ASPX)

Among many form elements, a element is used to bind a set of predefined lists. In the traditional ASP. NET Web Form, it corresponds to a group of important control types, that is, ListControl. We often use DropDownList, ListBox, CheckBoxList, and

Reading directory I. Preface Ii. Instances Iii. Running Effect I. Preface As mentioned in the previous section, the parameter for creating a thread is a function. When a new thread starts, it will execute this function without any parameters, if

The. Net Framework provides serialization methods in 3, which are:• Binary Serializer• Soap Serializer• XML Serializer1. Binary SerializerTo serialize the object of this class, the class must be marked as serializable. Features required

In Asp. Net, you can use resource files and override the InitializeCulture () event to achieve multi-language processing.1. Create the corresponding resource fileAdd the corresponding resource file to App_GlobalResources of the project. Note that

You can first check the effect. The disabled DropDownList Items cannot be selected or the color turns gray.    At the beginning, when DropDownList does not receive parameters from the URL, each Item can be selected. Once a value is received. The

Create an ASP. NET Server Control Project. Visual Studio automatically generates the following code: Namespace WebControlLibrary{[DefaultProperty ("Text")][ToolboxData (" ")]Public class HelloWorld: WebControl{[Bindable (true)][Category ("Appearance"