[C #] C # tutorial -- Preprocessor commands

Previous ArticleArticleRecords the knowledge of flow control statements in C #. This section describes the pre-processor commands in C, C # Preprocessor commands allow the compiler to do a lot of things that the C # basic syntax cannot do. I have

JS Chinese character encoding C # background Decoding

JS Encodeuri("Chinese characters "); Decodeuri ("decoded content "); C #: Server. urldecode ();   For details about JS Chinese character encoding, refer: Http://www.nowamagic.net/librarys/veda/detail/327 Js get Request Parameters

How to release C disk space 27 specific optimization skills

1. Open "my computer"-"Tools"-"Folder Options"-"View"-in the "displayed Check Before "file and folder" option-"OK" 2.DeleteContent in the following folders: X: \ Documents and Settings \ User Name \ cookies \ All files (Retain Index File)

C # How to Determine the keyboard keys and key combinations

A good memory is not as bad as a pen. I did not agree with this sentence before. Now many things have been forgotten without being touched for a while. So now I have recorded them, there may not be very detailed instances, but only the core part. C

C # How to use Excel. DLL to read Excel files

  ------------   Public datatable readexceltotable (string filepath){String excelfilepath = server. mappath ("Excel/excel.xls ");Excel. Application myexcel = new excel. applicationclass ();Excel. workbooks mybooks = myexcel. application.

C # crc16 source code

Algorithm: Public Ushort [] Crc16table = { 0x0 , Zero X 1021 , Zero X 2042 , Zero X 3063 , Zero X 4084 , 0x50a5 , 0x60c6 , 0x70e7 , Zero X 8108 ,Zero X 9129 , 0xa14a , 0xb16b , 0xc18c , 0xd1ad , 0xe1ce , 0xf1ef , Zero X 1231 , Zero x 210 ,

Implementation of sms cat (C #) Open-source class library

Some time ago, I modified the class library and put it in Google's open-source project;Open Source Address: http://code.google.com/p/gsmmodem/ It took some time to learn the unit test and add a test project. If the unit test found a lot of bugs at

C # monitor and shield the mouse and keyboard)

    Download SourceProgramAnd run the program Http://file.ddvip.com/2008_11/1225788644_ddvip_7698.rar The running interface is as follows: NOTE 2: It is very simple to implement this function in C ++, and there are also many classic

C # Judging Chinese Character favorites

C # Judging Chinese Character favoritesMethod 1: In a unicode string, the range of Chinese characters is 4e00 .. 9fff: CJK uniied ideographs. Determine whether the character is Chinese by determining the Unicode encoding of the character.ProgramCode

C # 1.x implements "unique arraylist of strongly typed elements"

// For more information, see modify the marchlibrary of csdn ccat.// C # 1.x implements "unique arraylist of strongly typed elements"Using system;Using system. collections; /// The type of any element should be equal to the specified type or be a

A complete example of. Net remoting Event Callback client Function Method: C # implement console remoting chatroom)

A complete example of. Net remoting Event Callback client Function Method: C # implement console remoting chatroom)Http://chs.gotdotnet.com/quickstart/howto/doc/Remoting/quickstart.aspxThree different methods for parsing client references to remote

In C # (winform), adding items to ComboBox and ListBox and setting pre-options are completely solved)

1. By default, the ComboBox in winform is set to display the list in multiple texts, which is usually not in line with your daily applications, Because daily applications usually bind key-value pairs. So what should we do in the form of

C ++ Engineering Practice (4): Binary Compatibility

Chen Shuo (giantchen_at_gmail) Blog.csdn.net/solstice This article mainly discusses the Linux x86/x86-64 platform, and occasionally uses Windows as a negative teaching material. The binary compatibility of C/C ++ has multiple meanings. This

Convert byte array to string-. Net tutorial, C # Language

The return values of FCL are byte arrays containing characters instead of returning a string. Such methods are included in the following classes: ? System.net. sockets. Socket. Receive ? System.net. sockets. Socket. receivefrom ? System.net.

[C ++] apply the standard Io library to sockets

I am writing a network recentlyProgram, You need to write the string into the socket line by line, and then read it from the socket line by line. Because there are no ready-made functions to operate sockets in the form of rows, you can only write

Amp learning 2: the gray scale of the image. Is C # Faster than C ++ ?)

Http://www.cnblogs.com/xzbrillia/archive/2012/07/22/2603638.html After testing dozens of images, it is concluded that C # uses TPL (task parallel Library) 2-10 times faster than C ++. Release vs2012 RC By the way, you need a dx11 video card.

C # RGB and hexadecimal color conversion method

# Region [color: hexadecimal to RGB] /// /// [Color: hexadecimal to RGB] /// /// set the hexadecimal color [returns RGB] /// Public static system. Drawing. Color colorhx16torgb (string strhxcolor) { Try { If (strhxcolor. Length = 0) {// If it

Blog exchange C ++ 11 series Blog C ++ basics and concept reference

Summary of http://blog.pfan.cn/colormoon C/C ++ learning basics   Http://www.cnblogs.com/TomXu/archive/2011/12/15/2288411.htmlIt is very useful to have a deep understanding of the Javascript series. Http://www.codinglabs.org/Taobao data

Delphi calls the C # written web service example ---- (Key invregistry. registerinvokeoptions (typeinfo (Ser

Http://blog.csdn.net/xcplates/archive/2009/11/29/4900036.aspx A recent project used Delphi to call the Web Service written in C. It took a day to find the reason and finally the test passed. This is a way to upload a photo to a specified

Learn C ++> circular statements and circular Control

Learn C ++> circular statements and circular Control   I. Cyclic statementsWhen the program needs to repeatedly execute an action, for example, repeatedly output 1000 rows "Hello, world! ", If you write one thousand lines of cout 1. for LoopThe

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