Tài liệu Creating a Generic Class docx
Tài liệu Creating a Generic Class docx
...
Creating a Generic Class
The .NET Framework Class Library contains a number of generic classes readily
available for you. You can also define your own generic classes, which is what you ... current instance is greater than the value of the parameter
As an example, consider the Circle class that was described in Chapter 7, Creating and
Managing Classes and Objects,” an...
Tài liệu Creating a Generic Method pdf
... using a type
parameter in a manner similar to that used when defining a generic class. In this way, you
can define generalized methods that are typesafe, and avoid the overhead of casting (and ... some cases). Generic methods are frequently used in conjunction with generic
classes—you need them for methods that take a generic class as a parameter, or that have
a retu...
Tài liệu Creating a Class That Participates in an Automatic Transaction ppt
... programmatically to participate automatically in an existing transaction, to
start a new transaction, or to not participate in a transaction. The following steps prepare
a class to participate ... they can participate in an
automatic transaction. Once an object is marked to participate in a transaction, it will
automatically execute within a transaction. The object's trans...
Tài liệu Make a Generic Search Form in an ASP.NET docx
... buttonface
Label Caption Customer ID
Label Caption Company Name
Label Caption Contact
Label Caption Contact Title
Label Caption Address
Label Caption City
Label Caption Region
Label Caption ... look for. A data adapter is passed a SQL String made up of the Session object
entries just mentioned, a data table is filled, and the data grid's DataSource property sets
the data...
Tài liệu Creating a Windows Forms Application docx
... graphical applications—for example, the TextBox, Label, and
Button classes.
o
The namespace
Visual Studio 2005 has used the name of the project as the name of the top-
level namespace:
namespace ...
Creating a Windows Forms Application
So far you have used Visual Studio 2005 to create and run a basic Console application.
The Visual Studio 2005 programming environment also conta...
Tài liệu Creating a Command Object Using Visual Studio .NET docx
...
Creating a Command Object Using Visual Studio .NET
To create a SqlCommand object using Visual Studio .NET (VS .NET), you drag a
SqlCommand object from the Data tab of the Toolbox ... a new project named MyDataReader containing a Windows application.
2. Add a SqlConnection object to your project (refer back to the previous chapter
to
see how to add a SqlConnection object ....
Tài liệu Creating a DataSet Object Using Visual Studio .NET docx
... sqlDataAdapter1.Fill(dataSet11, "Products");
sqlConnection1.Close();
System.Data.DataTable myDataTable =
dataSet11.Tables["Products"];
foreach (System.Data.DataRow myDataRow in myDataTable.Rows) ... form, and add
code to your form to fill it using the Fill() method of a DataAdapter object.
• Click the Generate Dataset link at the bottom of the Properties window...
Tài liệu Creating a Table in the Database from a DataTable Schema docx
... Team LiB ]
Recipe 10.15 Creating a Table in the Database from a DataTable Schema
Problem
You need to create a table in a database from an existing DataTable schema.
Solution
Use the CreateTableFromSchema( ...
sample database. The method CreateTableFromSchema( ) in the sample code is
called to create a table in the database from this schema.
CreateTableFromSchema( )
This...
Tài liệu Creating a Class doc
... TestClass class definition must be in a
file named TestClass.as.
A class file defines characteristics about the class by creating properties and methods.
The properties and methods of a class ... have the same name as the
class. Let's modify the Cube class we just created to contain a constructor method and
accept parameters so that we can create a custom cube...
Tài liệu Make a Generic Search Form in a Visual Basic .NET docx
... displayed.
8.4 Make a Generic Search Form in a Visual Basic .NET Desktop Application
Another useful utility that takes advantage of being data driven is a standard search form
that you can ... OleDb.OleDbDataAdapter
Dim dtSearch As DataTable = New DataTable()
odaSearch = New _
OleDb.OleDbDataAdapter("Select " & Me.KeyField & ", " &
Me.Sea...