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,

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 //

The C # 6.0 release contains many features that can improve developer productivity. features in this release include the following: Read-only automatic properties: You can create a read-only automatic property that can be set only in

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//

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.

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 # programming: Use of controls and Ajax communication code instances,Hide controls Control front-end display, selection box API type basic data single entity multi-entity business data * description: select the business connection type

Differences between Var and Dynamic and VarDynamic 1. Differences between var and dynamic Many keywords in C # are easy to confuse. var and dynamic are one of them, but they are actually essentially different. Var has determined the type in the

C # How to Implement the shuffling Algorithm, C # shuffling algorithm, simple demonstration! ///// Shuffling algorithm // private void test () {int [] iCards = new int [54]; for (int I = 0; I  

[Switch] recently I used Timer to step on a pitfall. I 'd like to share it with you to prevent others from continuing to step on it. [Switch] recently I used Timer to step on a hole and shared it to avoid others from continuing to step on

[Switch] C # large inventory of Collection types, C # collective type (Collections in C #) Collections are an important part of. net fcl (Framework Class Library). They are also one of the most commonly used features in our development and are

Joseph Ring algorithm (C #), A few days ago, I encountered a problem with the Joseph Ring algorithm because it was time-consuming and I had never touched on this algorithm before. Today I have time to think about this problem. I have studied it,

Qizjin, qizjinQi Jin's explanation Code 1 public class IsopsephyNumber 2 {3 private double value = 0.0; 4 private bool isFlag = false; 5 /// 6 // odd couple do not enter 7 /// 8 public void jinuminandounout () 9 {10 while (true) 11 {12 string

Asp. Net Core2.0 allows cross-origin request settings, asp. netcore2.0   1. services 1 /// 2 // 3 /// 4 /// 5 public void ConfigureServices (IServiceCollection services) 6 {7 # region allows cross-origin requests 8 services. addCors (options => 9

Api and WebService cross-Origin In many cases, cross-origin problems occur when you call a webapi through ajax. If you want to use ajax to call the same WebService, you also need an Interface Cross-origin problem. The solution is as follows: 1. IIS

Microsoft. Azure: Speech Recognition/image recognition/facial recognition/emotion recognition,   I mentioned the bottom layer of Image Recognition in my first blog. the most precise image recognition requires massive data refining. The bottom layer

C # create a mail merge template and merge text and images, For the Mail Merge function in Word, you can save and print the result documents after the merged mail, or send the results documents by email. This function is required in many cases. For

. NET reflection System. Drawing. Color struct, See the Code: 1 using System; 2 using System. collections. generic; 3 using System. componentModel; 4 using System. data; 5 using System. drawing; // position of the Color struct; 6 using System. linq;