Tài liệu Creating a Sound Object pdf

... Day Day Up > Creating a Sound Object To control sounds dynamically, you must use Sound objects. One of the most important points to realize about Sound objects is that you associate each ... create Sound objects is quite simple: var soundObjectName :Sound = new Sound (Target); Let's break it down: • soundObjectName denotes the name of your new Sound ob...

Ngày tải lên: 21/01/2014, 13:20

... You'll recall that a SqlConnection object allows you to connect to a SQL Server database. You can also drag an OleDbConnection object from the Toolbox to your form to connect to a database ... Creating a Connection Object Using Visual Studio .NET To create a SqlConnection object using Visual Studio .NET, you drag a SqlConnection object from the Data tab of the T...

Ngày tải lên: 21/01/2014, 07:20

... 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 ... Tree: 2. Tree<char> charTree = BuildTree<char>('Z', 'X', &apos ;A& apos;, 'M', 'Z', 'M', 'N'); charTree.WalkTree();...

Ngày tải lên: 24/12/2013, 09:16

... 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 ... 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...

Ngày tải lên: 21/01/2014, 07:20

... the Data Adapter Configuration Wizard. Figure 10.12: Final dialog box for the Data Adapter Configuration Wizard Click the Finish button to complete the Wizard. A SqlDataAdapter object named ... form. When you drag a SqlDataAdapter object to your form, you start the Data Adapter Configuration Wizard, as shown in Figure 10.8 . Figure 10.8: The Data Adapter Configuration Wizard...

Ngày tải lên: 21/01/2014, 07:20

... 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 windo...

Ngày tải lên: 21/01/2014, 07:20

... ForeignKeyConstraint. • parentDataTableName is the name of the parent DataTable. • parentDataColumnNames and childDataColumnNames contain the names of the DataColumn objects in the parent and child DataTable ... in the parent DataTable. • childDataColumn and childDataColumns are the DataColumn objects in the child DataTable. • constraintName is the name you want to assign to the Constr...

Ngày tải lên: 21/01/2014, 07:20

... Creating a SqlCommand Object There are two ways you can create a SqlCommand object: • Use one of the SqlCommand constructors. • Call the CreateCommand() method of a SqlConnection object. ... SqlConnection object. mySqlTransaction is your SqlTransaction object. Before you use a SqlCommand object you first need a SqlConnection object, which is used to communicate with...

Ngày tải lên: 21/01/2014, 07:20

... SqlDataAdapter(); mySqlDataAdapter.SelectCommand = mySqlCommand; DataSet myDataSet = new DataSet(); mySqlConnection.Open(); mySqlDataAdapter.Fill(myDataSet); mySqlConnection.Close(); myDataSet.Tables["Table"].TableName ... the DataColumn of a DataTable, the D ataColumn value in each DataRow object in the DataTable must be unique. The final example retrieves the constrain...

Ngày tải lên: 26/01/2014, 07:20

... typed DataSet. Table 2-1. TableNameDataTable methods Method Description AddTableNameRow( ) Adds a row to the table. The method has two overloads: one takes a TableNameRow object as the argument, ... strongly typed DataSet. There is a class named TableNameRow for each table in the strongly typed DataSet. It has the base class DataRow and represents a row of data in the table...

Ngày tải lên: 21/01/2014, 11:20