C# Bible 2002 phần 7 ppsx

... "OR"; // 7 workRow["PostalCode"] = " 978 27& quot;; // 8 workRow["Country"] = "USA"; // 9 workRow["Phone"] = "(503) 555-6 874 "; // ... "OR"; // 7 workRow["PostalCode"] = " 978 27& quot;; // 8 workRow["Country"] = "USA"; // 9 workRow["Phone"] = "(503) 55...

Ngày tải lên: 05/08/2014, 10:20

... Compiling with Multiple Classes Working with inheritance in C# means that you'll be working with more than one C# class. C# is not picky about how those classes are arranged relative ... MyPoint.Y = 200; The first step in working with interfaces in C# is to define the methods that make up the interface. Interfaces are defined in C# with the following syntax: • The interfac...

Ngày tải lên: 05/08/2014, 10:20

... because the philosophy of the C# language emphasizes clarity, and the C# compiler always warns about code constructs that are unclear. Solving the Versioning Problem C# offers two ways to resolve ... applications designed using C#, WindowsForms applications must be compiled with the C# compiler before you can execute their code. WindowsForms applications compiled with the C# co...

Ngày tải lên: 05/08/2014, 10:20

... - - Editor Editor : : Đo Đo à à n Quang n Quang Minh Minh 1 1 C# and .NET Framework C# and .NET Framework B B à à i 7: i 7: XML in .NET XML in .NET Đo Đo à à n Quang Minh n Quang Minh minhdqtt@gmail.com minhdqtt@gmail.com http http ://www.VTPortal.net ://www.VTPortal.net Last ... http://www.thanglong.edu.vn/giang http://www.thanglong.edu.vn/giang - - day/tab.aspx day/tab.aspx...

Ngày tải lên: 31/07/2014, 09:20

... please contact our Customer Care Department within the U.S. at 800 -76 2-2 974 , outside the U.S. at (3 17) 572 -3993 or fax (3 17) 572 -4002. Wiley also publishes its books in a variety of electronic ... 4,294,9 67, 295. long Variables with a long type can hold 64-bit signed integers. The smallest possible value of a long variable is 9,223, 372 ,036,854 ,77 5,808; the largest possible...

Ngày tải lên: 05/08/2014, 10:20

... exponent value. The real literal 7. 5e+2 defines a value of 75 0, and the real literal 7. 5e-2 defines a value of . 075 . If you don't use either sign, the C# compiler assumes that your exponent ... uint type can contain a number ranging from 0 to 4,294,9 67, 295; whereas a ulong value can contain a value ranging from 0 to 18,446 ,74 4, 073 ,70 9,551,615. If the literal is suffi...

Ngày tải lên: 05/08/2014, 10:20

... from the C# compiler: error CS0 170 : Use of possibly unassigned field 'X' error CS0 170 : Use of possibly unassigned field 'Y' warning CS0649: Field 'Listing7_4.Point.X' ... you access a class method. Take a look at Listing 7- 5. Listing 7- 5: Calling Structure Methods class Listing7_5 { MyPoint.X = 100; The C# compiler determines that the state...

Ngày tải lên: 05/08/2014, 10:20

... control. The C# language contains special keywords that make it easy for you to fire, publish and subscribe to events in your C# code. You can use these keywords to allow your C# classes to ... System.Exception or a class derived from System.Exception. Consider the code shown in Listing 16 -7. Listing 16 -7: Throwing Your Own Exceptions using System; section, "Introducing...

Ngày tải lên: 05/08/2014, 10:20

... was automatically generated by C# code."); XmlWriter.WriteStartElement("BOOK"); XmlWriter.WriteElementString("TITLE", " ;C# Bible& quot;); XmlWriter.WriteElementString("AUTHOR", ... the abstract TextWriter class, for example, enable your C# code to write text and have it encoded in the stream using ASCII, Unicode, UTF7, or UTF8 encoding al...

Ngày tải lên: 05/08/2014, 10:20

... can change the name of the Web service to a name of your choice. In Figure 28 -7, it is named OS1. Figure 28 -7: References to Web services appear in the Solution Explorer. Implementing the ... stop the Countdown control. Arrange and set the text properties as shown in Figure 29 -7. Figure 29 -7: The main interface for your CountDown harness application 9. Double-click the Start ......

Ngày tải lên: 05/08/2014, 10:20