C#

DefinedLock keyword, a mutex, that sets the code inside the statement block ({}) to a critical section by locking an object.If a thread encounters a mutex when executing code linearly, it must first request access to the mutex and, if successful,

This project is mainly for other Web projects to do a service side, using WCF to implement communication;1. Build a WCF Host WinForm project2. Create a WCF project:3. Configure App. ConfigCut the configuration node of the WCF project's app. config

1. Submit binary Stream data (in JSON format): varDIC =Newsorteddictionarystring,string> { {"name","Test"}, {"Pass","123"}, }; //Serialization Parameters varJsonparam

query expressions and LINQ to Object (bottom)Most of what we're going to look at next will involve transparent identifiers .Let clauses and transparent identifiersThe LET clause simply introduces a new scope variable. His value is based on the other

Through a deep understanding of the core foundation built by C#1, it is possible to know that the C # version has been expanded on the basis of c#1, and these extensions are based on the core of C # construction.DelegateI. The process of writing a

One, in MSDN we can see several usesTwo, let's look at the regular use,Let's first define an arraystring " 1,2,,3,4,5,6,7 ";The first, the results are familiar to everyone, it does not explainvar a1 = Test. Split (','); // according to, split //

Record itDES encryption Public Static stringDesencrypt (stringData,stringkey) { returnDesencrypt (Data, Key,"Utf-8"); }/// ///des encryption Algorithm/// /// Encrypt plaintext /// Key length is 8 characters //

C # basic programming and development knowledge, In order to help you remember some basic C # And take notes based on examples, it is convenient for beginners to take notes after learning and to increase the basic memory. // Enumeration type//

VS. NET (C #) database interface-Description of DataColumn and DataRow objects, vs.net 1) DataColumn object In DataTable, The DataColumn object is used to describe the fields of the corresponding data table, and the DataRow object is used to

VS. NET (C #) Database Interface: DataSet object description, vs.net The object model of DataSet is as follows: DataSet objects include: DataTableCollection type and DataRelationCollection type: DataTableCollection is a collection of able objects

C # solutions to some problems exported by Word (multiple methods ), You can find multiple solutions to the following problems online: I will write my own operations for your reference. In addition, list the solutions of other people as much as

C # code tutorial for executing another button with one button, For example, the first button protected void button#click (object sender, EventArgs e ){//?????????? } Second button protected void Button2_Click (object sender, EventArgs e)

C # Winform implementation tray tutorial, 1. Drag the policyicon control from the toolbar to the form and set properties: 1. The default value of visible is FALSE; 2. Select an Image as shown in the tray, for example, the Obama cartoon Image; 3.

C # decorator mode in Design Mode, In software development, we often want to add different features to a class of objects, such as adding film, cell phone pendants, and cell phone casings to the mobile phone. If inheritance is used for

C # example of Interface application, Official definition: interfaces only contain signatures for methods, properties, events, and indexers. When a class or struct implements an Interface, it must implement all the members of this Interface

Introduction to the use of the default keyword in C, The default keyword in C # has multiple meanings according to the context. Use default in the switch statement to handle non-case matching by default. Use default in generics depends on whether

C # how to add the WinFrom TreeView Control, C # how to add the WinFromTreeView Control Using System; Using System. Collections. Generic; Using System. ComponentModel; Using System. Data; Using System. Drawing; Using System. Linq; Using System.

Looking forward to asp. netcoreBlazor Project c # compiling as native WebAssembly, The Blazor project was previously created for Microsoft employee Steve Sanderson and is now being tested and maintained by Microsoft's asp.net team. The current

C # Explanation of the help class for serialization and deserialization of Json strings, The help class is actually based on Newtonsoft. json encapsulation, so that Newtonsoft does not need to be referenced everywhere when json string serialization

C # Three-tier logon code tutorial,[C #] layer-3 login Architecture The U layer calls layer B and layer B calls layer D.Code U Layer Using System; using System. collections. generic; using System. componentModel; using System. data; using System.