C#

IDisposable mode in C, When talking about Garbage Collection, in C #, the Garbage Collection of managed resources is implemented through the CLR Garbage Collection, garbage Collection calls the destructor of objects on the stack to release objects.

C # commonly used built-in system DelegationIn the Common Language Runtime (CLR) environment, the system has built some common delegation for us, including the delegate of the Action class, the delegate of the Func class, the delegate of the

C # anti-SQL Injection in like condition during SQL statement Splicing, This afternoon, my colleague asked me a basic question. What should I do if I encounter Like when splicing SQL statements. My original writing method was simple concatenation of

Usage of C # ReflectionThe first version requires three tables to implement this service. (The table that stores the document, the audit suggestion table, and the audit status table) relationship: the document table audit status table, the Document

C # convert text into sound, In the System. Speech namespace, The SpeechSynthesizer class can read the text and play it together ~~ First, introduce System. Speech in the Windows Forms project. Interface section:   The background code is also

C # How does the subclass call the parent class, C # How does a subclass call the parent class? With this problem, the experience is as follows:   □Create a subclass instance using a subclass without parameters Constructor Create the parent class

Autofac instance creation method summary [go], autofac instance 1. InstancePerDependency Create a unique instance for each dependency or each call. This is also the default instance creation method. Official documentation explanation: Configure the

C # knowledge genericsC # knowledge generics are a new feature in C #2.0 and CLR. Generics introduce the concept of type parameters. NET Framework, type parameters make it possible to design the following classes and Methods: these classes and

Implicit type var in C # -- Detailed Example AnalysisFrom Visual C #3.0, variables declared in the method range can have implicit type var. Implicit type can replace any type, and its specific type is inferred by the compiler according to the

HttpHelper, httphelper class Public class HttpHelper {private static CookieContainer _ cc = new CookieContainer (); private static WebProxy _ proxy; private static int _ delayTime; private static int _ timeout = 120000; // The default is 120000

ICollection interface in C, I. Collection class:   1.1 ICollection Interface Previously we learned arrays, which are the most basic set types defined by. net Framework. In addition to arrays,. net Framework also defines many set types to meet

C # image cropping code, /// /// scale down the cropped image /// /// scale down the cropped image width / // length of the cropped image // path of the image to be processed // / processed image path public void ImgReduceCutOut (int

Weak references, java weak references All the examples obtained after the actual situation are implicit references, but sometimes the large contrast to some typical images appears in the performance test, we do not want to initiate complex

Use of the C # multi-threaded series MutexThe sample code using System; using System is copied. threading; class Example {// Create a new Mutex. the creating thread does not own the mutex. private static Mutex mut = new Mutex (); private const int

C # How to Implement Multi-Inheritance I recently saw a post about how to implement multi-inheritance in C. I believe that there are not many people involved in c # (cainiao like me). At first glance, I think it is ridiculous. c # certainly cannot

C # learning notes for extensible programming (4): witness a miraculous momentThe BankInterface code is as follows: make a simple example and test it by writing several methods: copy the code using System; using System. collections. generic; using

C # example: 5. net classic examples (Form and interface design ), Instance 001 menu with historical information Instance description When developing the drawing management software, you must record the files or drawings recently opened by the user

C #6 and VB 12 will be added to the pattern match, Another concept originated from functional programming languages is added to the C # and VB camps, which are known as Pattern Matching. At first glance, pattern matching works like a switch/select

The query results of Linq may follow 2 °, 2 °, 2 ²,... growth calculation, and the query results of linq. static void Main(string[] args) { int[] array = new int[] { 102, 12, 23, 412, 22, 14, 45, 65, 33 }; var

DataTable to List common class, datatablemodel /// // DataTable to List generic class [entity conversion helper class] /// public class ModelConvertHelper where T: new () {public static IList ConvertToModel (DataTable dt) {// defines the set