windows forms programming with c#
... namespace. You cannot create an instance of this class, as no accessible instance constructor is provided Public Static Properties CommonAppDataRegistry Gets the RegistryKey for application ... Form"; } public static void Main() { System .Windows. Forms. Application.Run(new MyForm()); } } } To compile this program, we will use the C# compiler, called csc, for C sharp com- piler. You ... . } // The Car class is derived from the Vehicle class class Car : Vehicle { . . . } // The Bus class is derived from the Vehicle class class Bus : Vehicle { . . . } } Back to our program,...
Ngày tải lên: 06/07/2014, 01:22
data entry and validation with c sharp and vb .net windows forms 2003
... access to some screens and other users to have access to other screens. You could easily use CheckBoxes to allow an administrator to check off which screens are allowed for which users. You can ... public class Form1 : System .Windows. Forms. Form { private System .Windows. Forms. TabControl tc; private System .Windows. Forms. TabPage t1; private System .Windows. Forms. TabPage t2; private System .Windows. Forms. Label ... see that both the CheckBox and the RadioButton derive from the Button class. The CheckBox Control You can use this control in a list to allow the user to choose values within that list. CheckBoxes are...
Ngày tải lên: 17/04/2014, 09:16
Programming Windows: Writing Windows 8 Apps With C# and XAML pot
... instance of a Brush derivative, such as SolidColorBrush. Colors is a class that contains 141 static properties of type Color. You can create a Color object from ARGB bytes by using the static Color.FromArgb ... the Children property of the Grid. That cannot be explicitly included because only elements with parameterless public constructors can be instantiated in XAML files, and the UIElementCollection ... InitializeComponent method concludes by setting that field to the actual Grid object created by Application.LoadComponent. The contentGrid field is thus accessible throughout the BlankPage class,...
Ngày tải lên: 08/03/2014, 18:20
network programming .net with c sharp and vb.net 2004
... listenerSocket.Bind(ipepServer) listenerSocket.Listen(-1) clientSocket = listenerSocket.Accept() If clientSocket.Connected Then Do bytesReceived = clientSocket.Receive(recv) tbStatus.Text += Encoding.ASCII.GetString(recv) ... EndPoint. AcceptSocket() Accepts a pending connection request. Returns Socket. AcceptTcpClient() Accepts a pending connection request. Returns TcpClient. Pending() Determines if there are pending connection requests. ... creation of an OleDbConnection object, where the constructor is passed the connection string (Table 2.6). Here the database is a Microsoft Access file located at c: \purchaseOrder.mdb C# string szDSN...
Ngày tải lên: 17/04/2014, 09:17
programming windows store apps with c#
... SearchBox control. In this chapter we’ll look at implement‐ ing a search feature that we can use to find problem reports. Chapter 9, Settings Concludes our look at Windows 8.1 UX specifics with ... is deal with a world where we want a very explicitly laid out user interface (much as we would have done with very old technologies such as raw Win16/Win32 calls, MFC, VB, etc.) but with certain ... native” choice. You may choose to read the word compromise where I have written choice in that last sentence. There are two ancillary considerations here. First, we know Microsoft can execute on native...
Ngày tải lên: 01/08/2014, 16:27
Database Programming with C#
... the modification has occurred. However, this doesn’t mean that a change can’t be rolled back, because the trigger has direct access to the modified row and as such can roll back any modification. ... the connection 23 cnnUserMan = new SqlConnection(STR_CONNECTION_STRING); 24 cnnUserMan.Open(); 25 26 // Instantiate and initialize command 27 cmmUser = new SqlCommand(“SELECT * FROM viwUser”, cnnUserMan); 28 ... constraint in some situations, because a trigger can access columns in other tables, unlike a constraint, which can only access columns in the current table or row. If your code is to handle your business...
Ngày tải lên: 27/10/2013, 07:15
Tài liệu Programming with C# pdf
... basic concepts and terminology of object-oriented programming. Use common objects and references types. Create, initialize, and destroy objects in a C# application. Build new C# classes ... sample. xii Programming with C# Trainer Materials Compact Disc Contents The Trainer Materials compact disc contains the following files and folders: Autorun.exe. When the CD is inserted ... Experience programming in C, C+ +, Visual Basic, Java, or another programming language Familiarity with the Microsoft .NET strategy as described on the Microsoft .NET Web site (http://www.microsoft.com/net/)...
Ngày tải lên: 21/12/2013, 06:16
Tài liệu BEGINNING OBJECT-ORIENTED PROGRAMMING WITH C# doc
... YOUR OWN CLASSES CHAPTER 9: DESIGNING CLASSES 227 Class Design 228 Scope 230 Block Scope 231 Local Scope 232 Class Scope 232 Namespace Scope 233 Visualizing Scope 233 Why Does C# Support Scope? ... from which you can select to view the source code for the fi le you just right-clicked. You can move to the Solution Explorer menu bar and click the source code icon to view the code that ... development company (Ecosoft, Inc.) in 1977. The company’s main product was a statistics package (Microstat) that he wanted to rewrite in a new language called C. Lacking a suitable C compiler,...
Ngày tải lên: 15/02/2014, 07:20
Tài liệu Object Oriented Programming using C sharp ppt
... source code to execute on a particular machine ã compilation into machine-language object code ã direct execution of source code by interpreter program ã compilation into intermediate object code ... o. A car has a current speed and has a certain amount of fuel inside it. Speci c behaviour can also be associated with each object (things that you can do with it) :- a watch can be checked ... while allowing current parts of the system to interact with new object without concern for the speci c properties of the new objects. 1.5 What Exactly is Object Oriented Programming? Activity 8...
Ngày tải lên: 21/02/2014, 06:20
Object oriented programming with C++ - Session 1 - Basic Object Oriented Concepts doc
... interface to the object. Object Oriented Programming with C+ +/ Session 1/ 37 of 50 Using the class begin program class exampleclass{ // specify a class private: object_data is an integer; // class ... with C+ +/ Session 1/ 3 of 50 Session Objectives (Contd.) ã Methods ã Abstraction ã Inheritance ã Encapsulation ã Polymorphism Compare Classes with Structures Describe Private and Public sections ... Public sections of Classes Object Oriented Programming with C+ +/ Session 1/ 19 of 50 Method (Contd.) ã The black box actually contains code (sequences of computer instructions) and data...
Ngày tải lên: 16/03/2014, 01:20
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