C#

Many developers asked why the named parameters and optional parameters were not added to the C # language until now. From the usage of other languages, they are all good features, especially when there are a lot of parameters in the method, but many

The previous article demonstrated the implementation of generic Hub. In June 17, Microsoft updated SignalR 2.1.0 and then brought a generic Hub, so you don't need to implement it on your own... (Why did you come with Microsoft one month earlier ...).

I kept chatting with my colleagues, so I checked the document, reviewed the related value types and reference types, value transfer and reference transfer, and summarized and shared them! If any error occurs, correct it! A person has limited

This article has been updated to http://www.cnblogs.com/aehyok/p/3624579.html. This article mainly records the following content: 23. Avoid using List as the base class of the custom collection class. Recommendation 24. The iterator should be

This article is a series of system application articles for the "Personal Computer History cleanup software" project.Front"C # clearing Cookies, temporary IE files, and history of System Applications"I have explained how to use rundll32.exe to run

the anonymous type provides a convenient method to encapsulate a set of read-only attributes into a single object without explicitly defining a type. The type name is generated by the compiler and cannot be used at the source code level. The type of

Data structures and algorithms (C # implementation) series --- tree (2) Heavenkiller (original)   Public class InOrder: IPrePostVisitor { Private IVisitor visitor; Public InOrder (IVisitor _ vis) {visitor = _ vis ;} # Region IPrePostVisitor Member  

Data structures and algorithms (C # implementation) series --- generalized tree (II) Heavenkiller (original)   Public override object Key {get {return this. key ;}} Public override uint Degree {get {return this. degree ;}} // Public override uint

Chapter 6 control statementsThere is a statement that you can find in each programming language control flow statement. In this chapter, I introduced the control statements of C #, which are divided into two main parts:. Select statement. Loop

To use reflection to dynamically call class members, you need a method of the Type class: InvokeMember. The statement for this method is as follows (Excerpted from MSDN ): Public object InvokeMember ( String name, BindingFlags invokeAttr, Binder

　　Overview This article describes how to create a simple, Custom User Control-A smooth progress bar.In the earlier version of the progress bar control, for example, the version provided in the Microsoft Windows Common Controls ActiveX control, you

When talking about socket programming, you may think of QQ and IE. That's right. Many other network tools, such as P2P and NetMeeting, are implemented at the application layer using socket. Socket is a network programming interface that is

1. ArrayList Definition The System. Collections. ArrayList class is a special array (that is, a dynamic array ). By adding and deleting elements, You can dynamically change the length of the array.2. Advantages Dynamically add and delete

When writing C # code, we will find that using a foreach loop is more convenient than using a for loop. You do not need to forcibly convert the data type, and you do not need to use a subscript! The help document shows that if you want to use

In a project, the customer requests to send text messages, such as New Year's greetings, to employees of the group company. In addition, you can send voice messages to leaders. The implementation method is as follows. 1. There are several methods

Previously, I was very depressed. I couldn't find a way to get the path of the current project (I could find it indirectly, but it was awkward). Today I accidentally saw a blog and reprinted it. // Obtain the path or UNC location of the loaded file

LINQ to XML provides a more convenient way to read and write xml. Some of the comments in the previous articles mentioned this. Why don't you use linq to xml? Now it's time to get out of the box.The System. Xml. Linq namespace in. Net provides the

Finalize method: Terminator.Implementing the Final adapter will greatly reduce the program performance.Release mode: [release of unmanaged resources]Manually release the {dispose () method or close () method. True: release of unmanaged resources or

  1. What is an exception?   An exception is an error when the program runs. It violates a system or application constraint or unexpected situation during normal operations. If you use 0 to remove a number, an exception occurs.   Ii. try... Catch...

  Recently, due to business trips and new knowledge, I have not read this book, nor have I updated the subsequent content of this series. However, this book is indeed a good book, I didn't want to let it go. Today, it happened to be a leisurely day.