C#

Add a C # driver DLL reference. Right-click the reference directory in Visual Studion solution Resource Manager and choose add reference ......". Find the directory where the C # driver DLL is located and add the following DLL reference: 1. mongoDB.

Most expressions use operators, which combine one or more operands to form an expression and return the operation result. 1. expression expressions are composed of operators and operands. Below are several simple expressions: [csharp] int I = 556 //

1. The code can be reused as much as possible, but the layers cannot be too many. Otherwise, it is not easy to maintain the code. For example, add a method SaveTestDoDate () that everyone can call (), in other cases, code robustness can be called.

Define the structure of a song [csharp] public class sMp3 {public sMp3 () {} public string strSid; // sid public string strDownPage; // download page public string strEdition; // album name public string strSinger; // artist name public string

We know that China is a "manufacturing power" rather than a "creating power". Why? Because the wisdom of the Chinese people is unparalleled, We have inherent talent for "Imitation", but it is still difficult from the perspective of "innovation. This

Create a main form (Formmain) and two secondary forms (Form1, Form2). Add a menuStrip control and a tabControl control respectively to the main form, add a main menu and two sub-menus to the menu control. For example, select the tabControl control

I have been learning c # for a few days. After reading the language basics, I made a summary of c # language basics to consolidate the recorded knowledge and hope to help you. I have been watching the c # Video recently, but I didn't understand it

[Csharp] # region Windows service Control region # region installation service private void InstallService (IDictionary stateSaver, string filepath) {try {ServiceController service = new ServiceController ("ServiceName"); if (! ServiceIsExisted

Paip. c # use anonymous functions to create a delegate to improve readability Author Attilax, EMAIL: 1466519819@qq.com Using a common method to create a delegate is too troublesome and affects readability .. Using anonymous functions is a good way

[Csharp]/// /// Select the sum of multiple rows in the DataGridView/// /// the DataGridView control that requires the total display /// input ToolTip control. /// Public bool DataGridViewSum (DataGridView mydatagri, ToolTip TooLar){If

Using System;Using System. Diagnostics; Namespace TestCArray{Class Program{Static void Main (string [] args){Timing sortTime = new Timing (); // Int numItems = 1000;// Int numItems = 10000;Int numItems = 100000;CArray theArray;TheArray = new CArray (

[Csharp] Problem ProblemRemove duplicates in a list Solution Sort the list.Loop through the list. If the elements is not equal to last elements, that means a new element[Csharp]Using System;Using System. Collections. Generic; Namespace

Problem Find the missing number from the list of 99 distinct numbers which are from 1-100 Solution Compute sum of the list.Compute desirable sum without missing number.The missing number is desirable sum minus actual sum.   [Csharp]Using

Enumeration types: The enumerated type is a set of data structures composed of a group of specific constants. It is a special form of value type. When a data type consisting of a specified set of constants is required, use the enumeration type.

Why do we need to open the named parameters and optional parameters?• This is due to the compatibility requirements for Dynamic Language Runtime. Dynamic Language contains a list of dynamically bound parameters. Sometimes not all parameter values

Differences between value types and reference types (based on C #) 1. Type Distribution C # The value types include the following types: simple type, structure type (struct), and enumeration type (enum ). Simple types include: INTEGER (int), Boolean

Print? Class Sample: BaseClass, IIntf1{# Region EnumerationsEnum EnumType{Const1,//...} # Endregion # Region Nested types Public class PubNestedClass{//...} Private class PrivNestedClass{} # Endregion # Region Properties # Region IIntf1 members #

[Csharp]Using System;Using System. Collections. Generic;Using System. Linq;Using System. Text;Using System. Text. RegularExpressions; Namespace shop{Public class IsNum{/// /// Determine whether it is a number/// /// string to be judged /// Public

Q: How many threads does a. NET program start at runtime? A: At least three. 1. Start the Main thread of CLR and run the Main method2. Debugger help thread3. Finalizer thread Class Program{Static void Main (string [] args){Console. WriteLine

[Csharp]Using System;Using System. Collections. Generic;Using System. Linq;Using System. Text; /*************************************** *********************************//* Problem description: The Board is a Trojan, from the fixed point to the