.Net Core

Chapter 4 event and event-driven 【Abstract】 event-driven is an important feature of object-oriented software systems. This chapter describes the. NET event processing mechanism, basic methods for custom events, and WPF route events. Section 1

Introduction: JSON is a data format designed specifically for JavaScript code running on web pages in a browser. More and more scenarios are using JSON in website applications. This article introduces ASP. net json serialization and deserialization,

Asp.net uses the. net Control to create a drop-down navigation menu In a small test today, the teacher asked. NET to use controls to create a menu pull. The requirements are as follows:Move the mouse over the parent menu to bring up three sub-menus,

The new software needs to draw a grid, and the shading like VISIO is easy to align when drawing. In WinForm, in the painting event, you can draw a line on the canvas through Graphics through computation. It will obviously be slow and there are many

  This note is divided into three parts: Ninject (dependency injection container, which is described earlier. If you pass by here for the first time, you can take a look at my previous notes ), NUnit (Unit Testing Tool) and Moq (used to simulate the

Session model Overview What is Session? Simply put, it is the number that the server sends to the client. When a WWW server is running, several users may browse the website running on this server. When a user establishes a connection with the WWW

OriginA project under the responsibility of a colleague scans whether something in the hardware exists. Therefore, the boss wants to view the scan results through an image-based interface. Therefore, we made a small tool to read and visualize the

HTML. Action () and HTML. RenderAction () are similar to HTML. Partial () and HTML. RenderPartial () auxiliary methods. The Partial auxiliary method usually applies view tags in a separate file to help the view render a part of the view model. On

In the previous blog, we briefly explained the T4 template. In this blog, we started to learn about the source code management. Of course, I just mentioned these knowledge points, if you need to learn more, you can find a lot of things you need in

By default, WEB APIs use the request sent by the browser Header of the client to determine the returned format, as shown in red. The browser uses XML by default. Therefore, if we do not limit the Accept value of the Header, XML is returned by

In the articles "how to read Registration Information" and "use Visual C # To delete registration information in the Registry", we have discussed how to use Visual C # To read and delete registration information in the registry, in this article, we

Asp.net c imports an image to the excel Code. below is the example code that uses c # to import the image to the excel file, which is convenient and simple. If you want to import some images to the excel file,. Asp tutorial. net c Import images to

The stored procedure executes the select statement and the insert statement in the same table. The stored procedure executes the select statement and the insert statement in the same table.Public void onedb_twoconnect (){Using (transactionscope

A method is a member used to perform computing or operations that can be performed by objects or classes. Static methods are accessed through classes. The instance method is accessed through an instance of the class. The method has a parameter list (

Asp tutorial. net mssql Stored Procedure output parameter call Simplest syntax Create proc pAsSelect * from tb Concepts, advantages, and syntax of SQL stored procedures Before learning the program process, let's first understand what a stored

C # basic syntax differences between c # And c ++ Data TypesBasic Data Type: In c #, sbyte indicates-128 ~ An integer between 127, which is the same as the char of the c ++ crowd; byte in c # indicates 0 ~ An integer between 255, represented by

Asp tutorial. net how to export images in excel and cells: In the asp.net tutorial, there are two ways to export excel. One is to store the exported file under a folder on the server, and then output the file address to the browser; one is to

To improve the concurrency and throughput of Website access, ASP. NET uses client scripts to relieve the pressure on the server, just like other server scripts. ASP. NET does not support the pop-up window until now (Version 1.1). You must use

Original English version | code | English PDF version Introduction In the previous two tutorials, we saw how to display the Master/Slave report on a single page. It uses DropDownList to display the master record, and uses GridView or DetailsView to

This article will introduce in detail some rules and simple examples of Regular Expressions for mobile phone numbers. For more information about regular expressions for mobile phone numbers, see. Regular Expression of phone number (mobile phone