Tài liệu Maintaining State in a Web Application pptx

... the database. Using a DataGrid Control to Access a Database A DataGrid allows you to access rows in a database table. In the following sections, you'll learn how to create an ASP.NET ... Maintaining State in a Web Application The Hypertext Transport Protocol (HTTP) doesn't maintain state between pages served by your Web server during each round...

Ngày tải lên: 24/12/2013, 01:17

... PhoneBook class: one that accepts a Name parameter and returns a PhoneNumber, and another that accepts a PhoneNumber parameter and returns a Name. (The Name and PhoneNumber structs have already been ... and examine the PhoneBook class. This class contains two private arrays: an array of Name values called names, and an array of PhoneNumber values called phoneNumbers. The PhoneBo...

Ngày tải lên: 24/12/2013, 09:16

... Economics Teaching Program 2003-2004 Marketing Places Lecture note Business Opportunities in a Place Phan Chanh Duong 1 Xinh Xinh/Kim Chi BUSINESS OPPORTUNITIES IN A PLACE Phan Chanh ... Duong As the saying goes: “Traveling forms a young man”, our living space widens as we know more places. For businesses, traveling is exploring opportunities. As one goes to a...

Ngày tải lên: 09/12/2013, 20:15

... programs, operating systems, and communication programs. ! Data. Includes data that is created during Web application execution, data that is stored online, and data that is archived offline, ... cost. For example, a medical institution will probably determine that the threat of an attacker maliciously changing patient medical data (a data-tampering threat and possibly an inform...

Ngày tải lên: 10/12/2013, 16:15

... that are not part of the primary key. The sample code contains two event handlers: Form.Load Sets up the sample by creating a DataTable containing the Orders table from the Northwind database. ... no match is found) while FindRows( ) returns a DataRowView array of all matching rows (or an empty array if no match is found). The DataRow for a DataRowView can be accessed using the D...

Ngày tải lên: 14/12/2013, 18:16

... DataAdapter. Setting the InsertCommand Property of a DataAdapter The following example creates a SqlCommand object named myInsertCommand that contains an INSERT statement: SqlCommand myInsertCommand ... setup of the DataAdapter object. Adding a DataRow to a DataTable In this section, you'll learn how to add a DataRow to a DataTable. Before you see this, let's pop...

Ngày tải lên: 24/12/2013, 01:17

... overloaded as follows: int Update(DataRow[] myDataRows) int Update(DataSet myDataSet) int Update(DataTable myDataTable) int Update(DataRow[] myDataRows, DataTableMapping myDataTableMapping) int ... DisplayDataRow() is as follows: In AddDataRow() Calling myDataTable.NewRow() myNewDataRow.RowState = Detached Calling myDataTable.Rows.Add() myNewDataRow.RowState = Added Calling mySql...

Ngày tải lên: 24/12/2013, 01:17

... forward-only, read-only access to a stream of rows from a data source. It is optimized for performance by reading data directly from a connection to a data source. As a result, there is no way ... Iterate over the rows in the DataReader. • Issue a COUNT(*) query as part of a batch query. Note that not all data sources support batch queries. If not, execute the statements...

Ngày tải lên: 24/12/2013, 05:15

... C/C++/Assembly as programming language. Code is compiled to a special byte code that runs on a special virtual machine that is adapted to all the handset models that are supported. 2 For a game to ... release of games, but many methods are the same and can be applied for mobile applications as well. While I am not studying at the university I am working at Imotus Mobile Games...

Ngày tải lên: 16/01/2014, 16:33

... include inner joins, left outer joins, and right outer joins. Inner Join This join displays records in which at least one record exists in each table for the joined field. This means that ... ' Store the SQL String Me.lblSQLString.Text = strSQL ' Use the SQL String to build the data adapter and fill the data table. Dim odaResults As New OleDb.OleDbDataAdapter(Me....

Ngày tải lên: 21/01/2014, 12:20