.Net Core

Step by step, learn EF series [6. IOC AutoFac] And iocautofac Preface The first five articles are the basics of EF. Later we will use MVC + EF and use IOC, Repository, UnitOfWork, and DbContext for overall learning. Because IOC is used later, I

[Convert] Add a watermark to WPF TextBox and PasswordBox, and wpfpasswordbox Address: http://www.w2bc.com/Article/14488 Textbox watermark To add a watermark to Textbox, you need a VisualBrush and trigger to verify whether the Text is empty. When it

ASP. Net MVC View (View), asp. netmvc The View provides the user with an interface. Generate a format interface that is provided to the user based on the provided model data. Support multiple view engines (Razor and ASPX view engines are officially

Install Entity Framework Power Tools and vs2015entity in VS2015 Entity Framework Power Tools is a tool provided by the EntityFramework Development Team. It can generate a Fluent Code First Code from an existing database. I was so excited that I

Solution for downloading file garbled characters from the server Try {string excelName = Request ["excelName"]. toString (); // file path string fileName = Request ["fileName"]. toString (); // The downloaded file name if (! (String. isNullOrEmpty

NPOI inserts an image into a specified cell in excel, and npoi inserts an image.First look Code  // Create a workbook HSSFWorkbook workbook = new HSSFWorkbook (); // create a sheet ISheet sheet1 = workbook. createSheet ("sheet1"); // set the column

EF6 CodeFirst + Repository + Ninject + MVC4 + EasyUI practice (9), ef6codefirstPreface   In this article, we will complete the system permission setting function and dynamically load menus after logging on to the system by users of different roles.

ASP. NET to verify the use of controls, asp.net Control For the validation of these commonly used controls, there are separate validation controls available in Asp. Net. They can perform common verification, such as non-empty verification, range

ASP. net mvc Online Preview Excel, Word, TXT, PDF file, mvcpdf Code:Using System; using System. collections. generic; using System. linq; using System. web; using System. web. mvc; using Microsoft. office. interop. excel; using System. diagnostics;

ASP. net mvc (3) TypeScript, mvctypescript TypeScript is a JavaScript superset developed by Microsoft. It is compatible with JavaScript and can load and run JavaScript code. Compared with JavaScript, TypeScript adds comments so that the compiler can

Solve the CS1617 error in VS2015 new Web project (C #6, VS2015 added support for C #6. Introduce the nuget package in the new Web project templateMicrosoft. CodeDom. Providers. DotNetCompilerPlatform: 1.0.0And add To provide

C #/. net: Add a carriage return event to the textbox, Put the front-end js Code under the label   Background code Code for page loading Protected void Page_Load (object sender, EventArgs e) { TextBox1.Attributes. Add ("onkeypress",

Create a small "Resource Manager" by yourself. Create a small "Resource Manager" by yourself   Note: TvDirectory is the treeView control and lvDirectory is the listView control. First, set up the interface: The left side is the treeView control,

How to solve the problem of merging the title bar of the child form and the menu bar of the main form by maximizing the child form of WinForm MDi, winformmdi Write the following code in the ItemAdded event in the main form menu bar: * MsMain is the

ASP. Net connects server code and special symbols on the front-end interface, and asp.net special symbols 1. used to bind background code For example:     2. is executed when the DataBind () method of the bound control is executed and used

Razor and razorPreface: The core of the Razor engine is to identify the @ symbol and angle brackets:1. 2. [For more information, see the example below.] @for (int i = 0; i { i } Basic Syntax: Syntax 1 ,@() Expression @ (1 = 0? "1 equals 0":

The object class calls the static method in the generic parent class to execute CRUD -- the first version, static crud public abstract class LYEntityDbContext where DB : DbContext, new() where T : LYEntityDbContext { public

ASP. NET implements simple logout and asp.net logout Principle: Clear the Session 1. Web form: index. aspx log out 2. General processing program: LogoutHandler. ashx /// /// LogoutHandler abstract description /// public class LogoutHandler:

For the solution to converting the serialize method of jquery into a space of +, jqueryserialize Jquery's serialize () method can be used to serialize individual tables. This is a convenient feature, but the following problems are found in actual

Elementary School Student C #, I. go deep into C # Data Types　 Value Type transfer and reference type transfer The parameters of the method are value type and reference type. Note: There is no ref for passing values or passing references. 01. If