C#

For the declaration: public static ienumerable Selectmany (This ienumerable Source, Func> selector), the form to invoke it is: Alist.selectmany (itm=>  Itm.listprop); Among the attributes in alist is the attribute Listprop of the collection . the

Tutorial on industrial serial port and network software communication platform (SuperIO) 9. Rewrite the communication interface function to implement special communication methods and network software superioSuperIO related information download:

Dapper learning notes (4)-transactions, dapper learning notes transactions The transaction processing in Dapper is also very simple, as shown in the following code: 1 private void DapperTransaction () 2 {3 using (IDbConnection con = OpenConnection

The query operator and the Linq operator of Linq. Linq has expression syntax and method calling syntax. Both can be used in combination. Expression syntax looks clear, and the syntax for calling methods provides more functions. This article

157 suggestions for writing high-quality code to improve C # programs-Recommendation 20: Use a generic set instead of a non-generic set, Recommendation 20: Use a generic set instead of a non-generic set In recommendation 1, we know that to make code

Application of AjaxFileUpload in C, I. Front-end page Ii. upload function code upload. ashx Using System; using System. IO; using System. web; using System. web. script. serialization; public class upload: IHttpHandler {public void

In C #, Image, Bitmap, and BitmapData, First, Image is an Image and cannot be instantiated. It provides functions for bitmap and source file operations. This article describes how to convert Bitmap into BitmapSource. 1 [DllImport ("gdi32")] 2 static

157 suggestions for writing high-quality code to improve C # programs-recommendation 39: understand the essence of delegation, Suggestion 39: understand the essence of delegation To understand the delegation in C #, two key points need to be grasped:

C # conversion between RGB and HSB,Background In a recent project, you can set any color to obtain two colors: Deep and light. That is to say, the two colors of the same color are used. The first thing that comes to mind is to adjust transparency,

157 suggestions for writing high-quality code to improve C # programs-recommendation 46: explicitly releasing resources must inherit the interface IDisposable, Suggestion 46: The interface IDisposable must be inherited to explicitly release

Writing high-quality code to improve the C # program's 157 suggestions-Recommendation 49: a protected virtual method should be extracted in the Dispose mode, Suggestion 49: a protected virtual method should be extracted in Dispose mode. In the

In the ASP. NET Web API project, use Hangfire to process Background tasks. The current project has the following requirement: a front-end user's operation needs to trigger message push to different devices. Because of the specific push function, we

. Net 4.5 executable program OutOfMemory,. netoutofmemoryOriginal article reprinted please indicate the source: @ cosi, http://zeeman.cnblogs.com The newly deployed service on the production line stops for several times without reason. The system

The attribute value of a set is changed according to the condition by using a sentence of Linq. Other values remain unchanged. The first time I published a blog post. -- I was bored and saw a friend in the Group asking a question. No one answered

Write high-quality code to improve the 157 suggestions for C # programs-recommendation 91: visible fields should be restructured into attributes, 91: visible fields should be restructured into attributes. The essential difference between a field and

C # implement the MD5WITHRSA signature, This is a blog I wrote a long time ago. Today, I found it out and posted it to the blog Park. At that time, I had not come up with the connection with UnionPay for a long time. Later, I had a chance to find a

[Switch] WPF prevents the interface from dying and displays the loading effect. wpf Loads Address: http://www.cnblogs.com/linyijia/archive/2013/02/06/2900609.html

[C #] share a pop-up container layer, as you can click on the menu and then click it, Applicable:. Net2.0 + Winform Project ------------------ 201508261813 Update (source code updated, Demo not updated )------------------ Re-draw and adjust the

MrHuo. OAuthLoginLibs social login component Github, githuboauth Blog written today[Original] Old repeat: only configure parameters for oau2logon It attracted greetings from many friends in the garden, so today I spent some time organizing the code.

C # differences between Action, delegate, and EventHandler, Action is a generic delegate, which is implemented using delegate internally. When the parameters defined by a common delegate are the same as the number and type of actions, the two