.Net Core

I have been learning ASP. net mvc for some time. I plan to train a small program as a record and share it in the learning process. First, you have to determine the demand. If there is a demand for wood, you can make a wool! Hmm ...... After a rough

Currently, in development, we usually query data from the database, and then fill the data into an object, so that we can easily read the object information. The process of filling data into objects is very cumbersome. to simplify this issue,

Recently, I have been using Jquery-Mobile + MVC for Mobile Web. I have some experiences and experiences. The following describes how to reject computer access to a mobile website. The browser on the computer is different from the browser kernel on

In CSDN, someone often asks how to open an Excel database file. This article uses a simple example to read Excel data files.First, create a Web application project and add a DataGrid Control, a file control, and a button control to the Web page.Copy

Some time ago, a friend found me in the Q group and said that it follows "Linux. NET learning note, put an ASP. after the project of net mvc 4.0 is deployed to Mono, Razor cannot find the view. It took some weeks to solve the problem. In the recent

I recently encountered a very strange problem! A new ASP.. NET website, based on. net 4.0 framework, basically no new technology is used, but because the server used for previewing is relatively old for the customer, the operating system uses

I. Pre-knowledge a and DirectoryInfo classes for batch renaming Public instance methods used to create, move, and enumerate directories and subdirectories. This class cannot be inherited. Use the DirectoryInfo class for typical operations, such as

　　 You have not set the object reference to the instance of the object. Note:An unhandled exception occurred during the execution of the current Web request. Check the stack trace information for details about the error and the source of the error

Indexer Classes, structures, or interfaces are used as Arrays for convenience. The indexer is used to encapsulate internal sets or arrays. Definition syntax [Access modifier] return type this [index type index name] { // Get or set method body } An

1. bind to DropDownList in DataList Private void dlistOrder_EditCommand (object source, System. Web. UI. WebControls. DataListCommandEventArgs e){// Bind order statusFor (int I = 0; I {If (DropDownList) dlistOrder. items [e. item. itemIndex].

First of all, we will say that reflection is inefficient, but can most frameworks reduce reflection? Reflection can be used easily when it brings us code. If there is anything inappropriate, I hope you can point it out. 1. The project structure is

The second major achievement of reading Teacher Jiang's MVC book is reading this mini ASP. net mvc framework, although it is far inferior to true ASP. net mvc (hereinafter referred to as "MVC") is so complicated and huge, but it is awkward to bypass

Please indicate reprinted address: http://www.cnblogs.com/arhat Last night, the Old Wei's machine finally arrived, but after getting it back, everything was assembled. The only difference was a very important component, "power cord", Old Wei's

Today, we can see that the requirement is to display a pdf file on the page. After a long time, there is no effect, and sometimes there are various incompatible effects, which are quite speechless. After a long time, I couldn't help it. I went to

// Csharp: WebClient and WebRequest use http download file // 20140318 collect plain string filePath = "20140302.133"; string fileName =" http://www.dusystem.com/3.pdf "; // 1 the file filePath // string headerValue = (Request. UserAgent. ToLower ().

This article describes how to use CKEditor in MVC. It is just about the concept and basis, and does not consider the combination of verification and CKEditor.   □1 use NUGET to introduce CKEditorPM> Install-Package CKEditor   After introduction,

For a website, it is very important to count the number of online users. At ordinary times, we also find that many websites and forums are displayed with online users. If a website has a large number of online users, it is amazing for users to see

In MVC, when a strong type editing page is involved, if a select element exists, you need to Select a select item based on a certain attribute value of the current Model. This article only organizes ideas and does not involve complete code. □Ideas

A few days ago, with the practice of the MVC application to achieve File Upload http://www.cnblogs.com/insus/p/3590907.html that just upload documents to a directory under the MVC application.In fact, some information must be stored in the database

Method 1: Use the FileUpload Web control to upload the file to the root directory of the website. Key code of Test. aspx:Copy codeThe Code is as follows: Key code Test. aspx. cs:Copy codeThe Code is as follows:Protected void button#click (object