C#

Method 1: In the packaging project, locate the "msiexec.exe" file (generally found in c: windowssystem32 (in the system directory ). In the file system view, select the application file, right-click msiexec.exe and choose "create shortcut", and

The implementation code is as follows: 1 /// 2 // set the Word template. The word table style is set here.3 /// 4 /// 5 /// 6 protected string SetWordTemplate (string dsTr)7 {8 StringBuilder html = new StringBuilder ();910 html. Append (" ");11

Method 1: Use the Help class provided by. Net Framework to call the CHM Help file. To Help the application, call the ShowHelp and ShowHelpIndex static methods in the Help class. For example: 1. display the Help file content at the specified

In C # learning, it is easy to confuse the use of virtual and abstract methods. Now let's discuss the differences between them. Both of them involve the use of override in a derived class. 1. Virtual Method) Virtual keywords are used to modify

I have made a function today. I need to use multiple arrays in a class, An array must be indexed to call an array. I checked one msdn class and only one this indexer exists. So how to construct indexes for so many arrays? I found a way to know the

There are many solutions to perform file read/write operations on the LAN like processing files on the local disk, FTP: the configuration is cumbersome and asynchronous transmission, resulting in complicated response to the results of the

1. WebService calling in cs background programA. Use the namespace and class name to directly callExample:WebService ws = new WebService ();String s = ws. HelloWorld ();B. Call by adding a WEB reference. First, add a WEB reference and use a URL to

I haven't written some examples for a long time, so I can paste a jitter form that I used to do. The sound is basically the same as the form jitter of QQ.View source Print? /// /// Jitter form /// /// form public void JitterFrom(Form frm)

1. Create a databaseCreate an access data user. mdb.Create a user table and add the UserId and Password fields.2. Create a new default. aspx file.In Web Form:Add two Label controls. The Text attributes are "Logon Name" and "password ";Add two

Virtual {method body} Abstract {method bodies are not allowed} The C # method introduces virtual, override, sealed, and abstract modifiers to provide different inheritance requirements. Class virtual methods can introduce virtual, override, sealed,

 Event. MSDN explains: classes or objects can notify other classes or objects of related events through events. The class for sending (or triggering) events is called "publisher", and the class for receiving (or processing) events is called

Windows Forms DataGridView datagridoes not provide the function of merging cells. to merge cells, use Graphics. DrawLine and Graphics. DrawString in the CellPainting event to "Draw ".The following code merges cells with the same content in the 1st

During the idle time, I learned the keyboard hook and used the C # language to design and implement it. below is the class diagram I designed: There are two types of keyboard hooks: Global hooks and private hooks. Here I will design them in two

How to Use the C # event to monitor variable changes? This is a very common problem. In addition, if events can be used to solve the problem, it will bring great convenience to programming while maintaining excellent performance. The complete code

/// /// 32-bit md5 /// /// /// public static string GetBigMd5 (string str) {string cl = str; string pwd = ""; var md5 = MD5.Create (); Byte [] s = md5.ComputeHash (Encoding. UTF8.GetBytes (cl )); For (int I = 0; I Return pwd ;} /// /// 16-bit

/// /// Remove the number from the string/// /// /// Public static string RemoveNumber (string key){Return System. Text. RegularExpressions. Regex. Replace (key, @ "d ","");}   /// /// Remove non-numbers from the string/// /// /// Public

When starting a program, we want the position displayed in the window to be in the center of the screen. You can set it as follows: MainForm mainForm = new MainForm (); MainForm. StartPosition = FormStartPosition. CenterScreen;MainForm. Show ();If

C # uses the (right shift) operators to perform the shift operation. Shift left ( Move the first operand to the left and the number of digits specified by the second operand.The Left shift is equivalent to multiplication. The left shift is

In the previous project, the customer asked for an Excel report. Because of the complexity of the report, we use the Excel template for creating the report first, and then write the data into the Excel template through COM (the disadvantage is that

In fact, this small program is only used to better solve the problems encountered. What problems? Currently, I am working on image processing. I used CCD to take hundreds of images in batches and named them 1.bmp, 2.bmp, and 3.bmp... , In order,