C#

/* Author: Jiangong SUN */       1. Duplicated code Extract method or Extract class 2. Long method Extract method, replace temp variable by query, Parameter object (DTO), Replace method by method object, 3. Large class Extract class, extract

Datagridview is the most complex control in. net. It is very difficult to compile a universal Datagridview (similar to the datatable in JSF) because of various table formats.   In the Datagridview, you can program rows, columns, and cells. For

Include Main (){Int I;Char * suffix [] = {"st", "nd", "rd "};Char * item [] = {"Unix", "cat", "sed", "awk", "grep", "ed", "vi "}; Printf ("In the beginning, there was nothing. \ n ");For (I = 0; I Printf ("And on the % d % s day, God created % s.

[Csharp]Using System;Using System. Collections. Generic;Using System. ComponentModel;Using System. Data;Using System. Drawing;Using System. Text;Using System. Windows. Forms;Using System. Runtime. InteropServices; Namespace VistaRenderer{Public

Using System. runtime. interopServices; // reference where to put it .... [DllImport ("dwmapi. dll ")] public static extern int dwmextendframeworkclientarea (IntPtr hWnd, ref MARGINS pMarinset); [StructLayout (LayoutKind. sequential)] public struct

Let's talk about the data type in C #. The value type and reference type.  Value Type: directly store data values and store them in the memory stack. Reference Type: stores the reference of the Peer value, which actually stores a memory address. the

Some friends consulted the algorithm for analyzing the main color of the image a few days ago. I didn't have any in-depth research on this part. After referring to some small code, I wrote a very simple little tool myself, share it with you. The

We usually use the formatting data output method provided by the Console class. Is there any other method in C # That can be used? The answer is yes. The formatting method of the String class can also have the same function. The String class

When the child form is displayed in the parent form, add the child form. owner = this; define a parent form object in the child form, and set the parent form object = (parent form type) this in the Load function. owner. Then, use this parent form

Public static string ObjToJson (T obj) {DataContractJsonSerializer serializer = new DataContractJsonSerializer (obj. getType (); string retVal = Constant. strNullString; using (MemoryStream MS = new MemoryStream () {serializer. writeObject (MS, obj)

There was nothing to worry about, and I wrote an example of converting numbers into RMB capital. The main difficulty is that "0" is in different locations and the processing method is different. Here, we consider a general number with an integer of

I. Introduction For some beginners (including those who have been working for several years), the problem of parameter passing between methods is sometimes confusing, because the basic questions for parameter passing are also frequently encountered

Using System;Using System. Collections. Generic;Using System. Linq;Using System. Text;Using System. Threading;Using System. Runtime. Remoting. Messaging; Namespace asynchronous Delegation{/// /// Indicates that a new thread will be generated during

[Html]  When I made a fast money interface, I encountered a problem that. net RSA encryption could not run normally on a win2008 server. After I changed to Win2003 server, the problem occurred, as shown below: [Html]"/" Indicates a server error in

. Value Type and reference typeStructure is value type: value type is allocated to the stack. All base types are structure types. For example, int corresponds to System. int32 structure. string corresponds to system. string Structure. You can create

The data transmitted by Webservice can only be serialized data, typically xml data.   // /// return downstream data using the user name and password /// /// User name // / password // [WebMethod] public XmlDataDocument GetUpMassageDate

Purpose: To pass a set of custom parameters to Form1 when you click the button in the subwindow Form2 and display them on the parent window Form1. Method: there are many methods. Here we only introduce how to implement delegation and events. Idea:

1. added the Microsoft. Office. Interop. Excel application.2 reference namespace using Excel = Microsoft. Office. Interop. Excel;/// /// If the supplied excel File does not exist then Create it/// /// Private void CreateExcelFile (string FileName){/

Let me start by saying that the idea I used in this article is not originally mine, but since I have only heard of it and have not been able to find any actual examples of its implementation anywhere I wrote the code to handle it. With that out of

I recently saw the Console that the instructor talked about in the C # Video. writeLine () only needs to write down cw, and then press the tab key twice. I didn't know it before, And suddenly felt very useful, so I collected some related shortcut