C#

. The generic collection in netHere is a general introduction to common generic collections, and many times the thread safety of concurrency often makes us worry. Thus the brief. NET concurrency, see MSDN for details on the thread safety features.

1, the entire Excel table is called the worksheet: WorkBook (Workbook), contains the called page (sheet): Sheet; row: row; cell.2, Npoi is the C # version of POI, Npoi row and column index are starting from 03, POI read Excel has two formats one is

C # Data Center reconstruction-singleton ModePreface Before Data Center reconstruction, we learned the design model. In this reconstruction, our task is to add these models to the data center reconstruction. Now we can solve the simplest problem:

Use canvas to achieve a LOW-POLY image effect, Previously, I accidentally saw Ovilia using threejs to do a low poly, that is, the effect of the image plane triangle, which was amazing. Then I took some time to try it. I have never used threejs, So I

Checks whether the URL address has a response and the URL address response. Today, a problem suddenly occurred. The program is stuck due to the URL address call (the reason is that the service is suspended and the disk is broken) Then I thought

SD. Net (Http processing class; suitable for SDK, web page capturing, and simulated requests), sd. netsdk This class has the following features:Supports Fluent APIs;Automatically process Cookies (Supports automatic sharing of Cookies for all links,

Use Nancy FormsAuthentication, formsauthentication 1. Create a UserDatabase class and implement the IUserMapper Interface Using System;Using System. Collections. Generic;Using System. Linq;Using System. Security. Claims;Using System. Security.

Conditional compilation symbols and releases I. Conditional compilation symbols Conditional compilation is used to set some application scenarios in the code. The most common one is how DEBUG works; otherwise, how DEBUG works. If you want to add

A simple timer Applet and a simple Applet I used to think that the Timer Program was mysterious. Later, when I wrote a small timer program, I found it was not as difficult as I thought. Next, I will share my own operations and hope to help you. 1)

C # tcp memo and networkstream. length this stream cannot be searched and resolved,Server Bool isRunning = true;MouseKeyBoard mk = new MouseKeyBoard (); Void InitTcpServer (int port) {Thread t = new Thread () => {TcpListener listener = new

C # Study Notes 1: CLR & C # basics,Preface. Net Framework is not an abstraction layer on Win 32 API and COM. To some extent, it is its own operating system, with its own memory manager, its own security system, its own file loader, and its own

A small issue about reflection-different. NetFrameWork versions cause different system problems. warframe reflection defense Background: Launch was used in recent projects. I installed it on my computer. netFrameWork 4.5, and then the launch was

01 Singleton mode, 01 mode I. Introduction My personal blog in the blog Park was applied in February, but I haven't written any articles yet. I feel a little sorry for this blog (a bit of installation .. Haha ). Well, let's not talk much about it.

MVP community tour-cloud infrastructure: December 5 Beijing Station December 12 Shanghai Station Keeping up with today's technological development trends is far from enough. We need to lead the revolution! Join the local technical expert

C # scan the QR code to pay the callback page, . NET scan code payment, officially recommended [Mode 2] I. Scan the QR code for payment mode 1: 1. Callback page: NativeNotifyPage. aspx under the example file in the official demo 2. callback

C # Async and Await usage, 1 using System; 2 using System. collections. generic; 3 using System. linq; 4 using System. text; 5 using System. threading; 6 using System. threading. tasks; 7 8 namespace CloudLearning. UI 9 {10 class Program11 {12

C # Read multiple result sets in a stored procedure -- SQL Server test environment setup:   Create database Test; goUSE [Test]GOif OBJECT_ID('Tab','U') is not nulldrop table TabgoCREATE TABLE [dbo].[Tab]([ID] [int] identity(1,1) NOT NULL,[name]

C # closure problem-have you ever been "pitted ?,Introduction What is a closure? This term was found only when I read the interview questions. What problems does closures have in actual projects? Now let's take a look at this unfamiliar term. If

Part 89 to 91 Talking about pass the parameters in thread, talkingparameters Part 89 ParameterizedThreadStart delegate Use ParameterizedThreadStart delegate to pass data to the thread functionClass Program {static void Main (string [] args) {Console.

Part 53 to 55 Talking about Reflection in C #, Part 53 Reflection in C # private void btnDiscover_Click(object sender, EventArgs e){ lbMethods.Items.Clear(); lbProperties.Items.Clear(); lbConstructor.Items.Clear(); string typeName =