C#

Using system;using system.collections.generic;using system.componentmodel;using system.data;using System.Drawing; Using system.linq;using system.text;using system.windows.forms;using system.data.oledb;using System.Configuration; namespace testdboper2

Using system;using system.collections.generic;using system.componentmodel;using system.data;using System.Drawing; Using system.linq;using system.text;using system.windows.forms;using system.data.oledb;using System.Configuration; namespace testdboper{

The best way to display pictures is of course img SRC directly points to the address, simple and practical. But sometimes the way to display pictures using picture streams is also used. The implementation is also relatively simple (in C # MVC, Java

C # control the positioning of the Word cursor to move to any row or the last row, and obtain the cursor position and other operations, 11. move the cursor position up, down, and left Private void moveLeft () { Object moveUnit = Microsoft. Office.

C # Winform implements a cool and transparent animation InterfaceAnyone who has done. NET Winform form beautification should be familiar with UpdateLayeredWindow. UpdateLayeredWindow can achieve any transparency of the form, with good results and no

C # Fun Program-sum of scores Problem:Find the four natural numbers p, q, r, s (p Analysis:The original formula is the same, and the result is: 2   using System;namespace ConsoleApplication1{ class Program { static void Main(string[

Share the just-released ORM framework XLinq and orm framework xlinqVomit After being busy for more than a month, XLinq was "usable", and the BUG was "few points". Now it is ready to replace EF. It has been initially used in its own project. EF has

Performance Optimization for batch insert of Multi-table data with EF and ef insertion Performance Optimization It has been more than 15 months since my previous blog. I feel that I still need to stick to some things. Once I stop, it is very likely

Explore the c # Skip table (SkipList ), Reading directory:Basic Introduction SkipList was proposed by William put forward in 1990. It is a data structure that can replace the Balance Tree. SkipList is relatively simple to implement. For example,

Json serialization and deserialization, as well as chaotic k_BackingField and jsonk_backingfield Json data needs to be used today, so Json serialization and deserialization are used. First, let's talk about how to serialize:1. serialization and

[C # Study Notes] I. Basic knowledge,1.1 data type (P43) Type Alias Allowed value Sbyte System. SByte -128 ~ 127 Byte System. Byte 0 ~ 255 Short System. Int16 -32768 ~ 32767 Ushort

About c # stream,C # brief understanding of streamPreface This article briefly summarizes some of the streams that are often used in C # programming. For example, simple usage of FileStream, MemoryStream, BufferedStream, NetWorkStream,

[C #-SQLite] SQLite has some strange problems, Today, the DAO layer of the entire C #, I used 2013, and the. NetFramework of 4.0 encountered an exception after the Helper is created. + Connection "helper. Connection" causes an exception of the

C # multi-thread Development 7: Use the Monitor class to synchronize multiple threads In the article "Synchronize multiple threads with the lock statement", use the lock statement to synchronize multiple threads to access critical resources. The

FileStream file stream in c #File stream FileStream, StreamReader, and StreamWriter can operate large files;FileStream operation byte; can operate on any type of files;StreamReader and StreamWriter operator characters;FileStream Method Name

C # simple code to save pictureBox photos as disk files without errors, When developing the Personnel Archive System, you generally need to use pictureBox to operate on the person's photos, including choosing to save the photos, saving other photos,

A piece of code every day-asynchronous programming (1), asynchronous code programming How can you let your code do two things at the same time? For example, the UI interface can respond to various click events while initializing and loading

Basic usage of DataSet and DataTable, datasetdatatable Http://files.cnblogs.com/files/monkeyZhong/DataSetExample.rar   When designing table data such as database operations or XML operations, we will inevitably deal with DataSet and DataTable. Here

C # region -- call API, For a C ++ developer, it is nothing more than a piece of cake. Some friends also use C # Graphics. copyFromScreen method screen operations, as a beginner C # Who wants to develop a game with C ++ all day long #. NET

C # How to exchange two variable values,   At the early stage of learning. Net/C # or any object-oriented language, everyone has written to exchange two variable values, usually through temporary variables. This article uses multiple methods to