C#

Task is a powerful tool for Microsoft's new asynchronous programming in the. NET Framework 4.0, of course 4.5 new async, await, here we first say task-related.In the actual programming, we use more is Task, Task.Factory.StarNew, Task.run, next

Data type: Big class Small class C # language . NET language (Common language) Description Size (bytes) Value Range Base data type (value type)

First, be familiar with. NET to manipulate files and folders.File class andThe directory class is the most important of the two classes. Understanding them will provide a great convenience for the implementation of the later features. 　 This section

C # foreach implementation, Code 1: static void Main(string[] args) { int[] hs = { 1,2,3,4,5,6,7,8,9}; foreach (int item in hs) { Console.WriteLine(item.ToString()); }

How to build a lightweight DI (dependency injection) and di Injection Concept: dependency injection is similar to the factory mode in IOC mode. It is a mode that solves the dependency coupling between callers and callers. It solves the dependency

Explore the Async and Await analysis of c,Reading Directory: Basic Introduction Async and Await are newly added asynchronous programming methods for net4.x. The objective of Async and Await is to simplify asynchronous programming. The following is a

Add a keyboard shortcut for the button in WinForm, Which is ultra-simple and effective for test purposes. The blogger does not have much experience in program development on the Windows platform. He used MFC to design a page for a fingerprint

Azure cache configuration and application, azurecache Recently, cloud Service was used in the company's projects, so we studied how to configure and use Azure cache. Create a project Step 2 configure cache worker role (1) Click attribute

The CLR's Execution Model, clrexecution Microsoft. NET Framework introduces many concepts, technologies, and terms. In this chapter, my goal is to give you an overview ,. NET Framework is designed to introduce some of the technologies included in

C # parallel programming-PLINQ protocol operations and Aggregate functionsSummary PLINQ can simplify the process of applying the same function to all members of a sequence or group. This process is called a protocol operation. A Sum () function is a

C # object initializer Using System; using System. collections. generic; using System. linq; using System. text; namespace object initializer {class Program {static void Main (string [] args) {// The second class initializes var s1 = new student

MEF basic concepts learning notes, mef concepts learning notes MEF is a framework class library under the Microsoft. net Framework. It can make your program load expansion with low coupling. It is often used when developing plug-ins or developing

C #: Batch insertion of big data in several databases, Previously, we only knew that SqlServer supports batch data insertion. We do not know that Oracle, SQLite, and MySql are also supported. However, Oracle needs to use Orace. dataAccess driver.

Summary of WinForm program exit methods in C # [conversion],This article mainly introduces the WinForm exit method in C #. The example summarizes various common skills used to exit the WinForm program window, which is very useful. For more

Out parameter, ref parameter, params parameter array, refparamsParams parameter Array ParamsYou can specify a variable number of parameters for the method.ParamsYou can enter any number of parameters of the same type, or even not. HoweverParamsThe

C # generate a QR code and put the QR code image in Excel, /// /// Save the image to excel /// /// Target Excel / // saved image /// width /// image height when saved /// columns of the Excel file /// the number of rows in the Excel file

Csharp: read excel using Aspose. Cells, csharpaspose. cells /// ///// /// /// public static System. data. dataTable ReadExcel (String strFileName) {Workbook book = new Workbook (strFileName); // book. open (strFileName); // old version

Fast sorting of sorting algorithms: Sorting of sorting algorithms Definition of Quick Sort: 　　Set the array to be sorted to A [0]... A [N-1], first randomly select A data (usually the first number of the array) as the key data, and then put all the

Verification code recognition and verification code recognition platform It has been a long time since I wrote my blog last time. In fact, this verification code recognition module was written by myself as a lazy blog. Now I have to leave office and

C #6.0 (C # vNext): Numeric Literal FormatsNumeric Literal Formats = Binary literals and separatorsI personally interpret it as "2-digit (2-digit) Real-word and separator 」Previously available, mainly decimal places and decimal places are as follows: