beginning asp net 1 1 with visual c

... Trang 10data in the context of these controls is very broad It could include database records, an ArrayList, anXML data source, or even custom collection of objects containing custom class instances ... Figure 10-34: Figure 10-34 If you want to use the centralized connection string, you could alter the code as follows: <wmx:AccessDataSourceControl id="AccessDataSourceControl1" runat="server" ... basic way of defining them andinteracting with them is programmatically the same as for all the other ASP.NET server controls.The Calendar Control The Calendarcontrol produces some really complex...

Ngày tải lên: 13/08/2014, 04:21

... 7-22, and click Choose Data Source Click New Data Source for the wizard to create a data source control Figure 7-22 3 Select Database as the source and leave the name as SqlDataSource1 Click OK Use ... WroxUnited connection string (not WroxUnited.mdf because that choice will create a new connection) 4 From... Source View and focus on the data source control Notice that it now lacks the actual ... file Go to the section on connectionStrings The tag indicates another connection string within the section Following... command to an ASP. NET version 1.1 source of data DataSourceID is employed...

Ngày tải lên: 09/08/2014, 18:22

... For this aSqlConnectionobject is used, which provides a way to connect to a specific database For example:SqlConnection conn = new SqlConnection(“ ”); connec-if (conn != null)conn.Close(); If ... in NET.Whether you use Visual Basic NET, C#, or even COBOL NET, underneath you are using the CLR.However, languages have history (apart from C#, which was new for NET, but C# has a C and C++ ... powerful ASP.NET 2.0 can be with the use of practically no code You have solved many common business scenarios such as logging on, personalization, andworking with data But in some more advanced cases,...

Ngày tải lên: 09/08/2014, 18:22

... Uncheck the final check box Figure 10-10 10. Click Finish In Figure 10-11, you can see the data component in the designer It shows both thedata you selected and the method you created Figure 10-11 ... example Try It Out Creating the Data Component 1. Open Visual Web Developer and select Open Web Site From the C:\BegASPNet2\Chapters\Begin\Chapter10folder, select ObjectDataSourceand click OK 2. In ... VWD and create a new ASP.NET web site called SimpleUserControl in the chapter direc-tory (C:\BegASPNET\Chapters\Begin\Chapter10) 2. In Solution Explorer, right-click the web site and select Add...

Ngày tải lên: 09/08/2014, 18:22

... Web Service 1. With the Chapter12 solution (C:\BegASPNET2\Chapters\Begin\Chapter12) open, go toSolution Explorer and select the top line, which reads C:\ \Chapter12 Right-click it andselect Add ... right-click the top line and select Add New Item Select Web Form and call it Consume.aspx, as shown in Figure 12-17, making sure that the Place Code in Separate File box is checked Also check the ... connection and a command, and sets the command type as stored procedure(stored procedures are discussed in Chapter 14): SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings[“WroxUnited”].ConnectionString);...

Ngày tải lên: 09/08/2014, 18:22

... the cart The cart consisted of two objects: the CartItemobject(one for each item selected by the user from the catalog and the ShoppingCartobject, (which contained a bundle of CartItemobjects) ... dbo.usp_ProductsAS SELECT ProductID, [Name], Description, Price, PictureURLFROM Products ORDER BY [Name] 7. Save and close the procedure 8. Right-click WroxUnited.mdfand select Close Connection from ... ConnectionString=”<%$ConnectionStrings:WroxUnited%>” SelectedCommand=”SELECT [ProductID], [Name], [Description], [Price], [PictureURL]FROM [Products]” </asp:SqlDataSource> Using a stored procedure, the code...

Ngày tải lên: 09/08/2014, 18:22

... 1. Open the chapter copy of WroxUnited (C:\BegASPNET2\Begin\Chapter16\WroxUnited) andselect the Web Site➪Copy Web Site option (see Figure 16-1) Figure 16-1 Trang 182. Click the Connections: Connect ... Figure 15-14 Figure 15-14 23. Keep pressing F11 until you are back into the checkout code. 24. Right-click the trans.Commit()line, and select the Run To Cursor option Notice how all mediate code ... for the ASPNET account to do this In ASP.NET 2.0, the NETWORK SERVICE account does the same However, there have been occasions in the beta where enabling NETWORK SERVICE didn’t work and ASPNET permissions...

Ngày tải lên: 09/08/2014, 18:22

... [machine\ASPNET]and [NT AUTHORITY\NETWORK SERVICE]as logins, substitutingmachine with your machine name 2. Attach the database (wroxunited.mdf), making ASPNET the db_owner 3. Add [machine\ASPNET]and ... following: <asp:GridView ID=”GridView1” runat=”server” BackColor=”White” BorderColor=”#CC9966” BorderStyle=”None” BorderWidth=”1px” CellPadding=”4”> <FooterStyle BackColor=”#FFFFCC” ForeColor=”#330099” ... of the constraints and relationshipsthat can be ruined by incorrect changes in the data or structure 690 Trang 31CSS and HTML Quick Reference This appendix provides a quick reference to CSS and...

Ngày tải lên: 09/08/2014, 18:22

... Listing 1.4 shows some ODBC API function calls This is a code snippet only and will not compile as shown. Listing 1.4 ODBC API Function Calls 10: AFX_ODBC_CALL(::SQLExecDirect(hstmt, (UCHAR FAR*) ... MFC ODBC Classes Chapter 16 The Ultimate Database API: OLE DB Chapter 17 Accessing a Data Source with OLE DB Chapter 18 Querying a Data Source Chapter 19 Navigating the Result of a Query Chapter ... Trang 1Sams Teach Yourself DatabaseProgramming with Visual C++ 6 in 21 Days Introduction Week 1 at a Glance Chapter 1 Choosing the Right Database Technology Chapter 2 Tools for...

Ngày tải lên: 13/08/2014, 08:20

... or object can access this instance 5.11 BIND DATA TO ASSOCIATED CONTROLS IN Trang 115.11 Bind Data to Associated Controls in Faculty Form 283 1 Select the TitleLabel by clicking on it; then ... select the faculty_id and faculty_name columns from the Faculty table by checking two checkboxes related to those two columns • Go to the second pane and uncheck the checkbox for the faculty_name ... FillByFacultyName() we built in Section 5.11 is called to fi ll the Faculty table with a dynamic parameter, which is selected by the user from the Faculty Name ComboBox control as the project runs...

Ngày tải lên: 17/10/2013, 19:15

... "No matched faculty_id found!" ); } accCmdCourse.Connection = logForm.accConnection; accCmdCourse.CommandType = CommandType Text; accCmdCourse.CommandText = strCourse; accCmdCourse.Parameters.Add( ... Connection object from the LogInForm object since we created our database connection object in that class C The Command object is initialized with the Connection object, CommandType, and CommandText ... OleDbDataAdapter (); OleDbCommand accCmdFaculty = new OleDbCommand (); OleDbCommand accCmdCourse = new OleDbCommand (); DataTable accCourseTable = new DataTable (); DataTable accFacultyTable = new DataTable...

Ngày tải lên: 20/10/2013, 11:15

... logForm.getLogInForm(); cmdObj.Connection = logForm.sqlConnection; cmdObj.CommandType = CommandType.StoredProcedure; cmdObj.CommandText = cmdString; } SQLSelectRTObject.StudentForm BuildCommand() Figure 5.131 Coding ... c05.indd 381c05.indd 381 2/11/2010 2:58:59 PM2/11/2010 2:58:59 PM Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 382 Chapter 5 Data Selection Query with Visual C#.NET ... namespace System.Data.SqlClient to the namespace declaration section on this SP form code window. The only difference is the codes for the Select button Click method, cmdSelect_Click(). Don ’ t copy...

Ngày tải lên: 20/10/2013, 11:15

... data queries on Microsoft Access 2007, SQL Server 2005, and Oracle databases • Use the OleDbConnection, SqlConnection, or OracleConnection class to connect to Microsoft Access 2007, SQL Server ... www.verypdf.com to remove this watermark. Trang 12 • Use the OleDbConnection, SqlConnection, and OracleConnection class to dynamically connect to Microsoft Access 2007, SQL Server 2005 Express, and Oracle ... Visual C # NET Practical Database Programming With Visual C#.NET, by Ying Bai Copyright © 2010 the Institute of Electrical and Electronics Engineers, Inc. 439 We spent a lot of time discussing...

Ngày tải lên: 24/10/2013, 09:15

... Structures Uses of Control Structures 10 5 10 6 10 8 11 0 11 1 11 2 11 3 11 3 11 4 11 4 11 5 11 8 11 9 12 0 12 2 12 5 12 5 12 6 12 6 12 7 Branching Structures 12 8 The if Structure 12 9 Try It Out Using the if Structure ... a Class Consolidating Overloaded Methods Advanced Classes xii 16 1 16 1 16 4 16 5 16 9 17 0 17 3 17 3 17 5 18 1 18 3 18 8 18 9 19 0 19 1 19 2 19 2 19 3 19 5 19 7 19 9 2 01 202 203 205 206 211 212 215 216 216 216 217 ... Statement Citing a Server Error I Have a Different Problem Summary 9 10 11 11 11 12 13 13 14 15 16 18 18 19 19 25 25 28 29 30 31 31 31 32 33 33 Contents Chapter 2: Anatomy of an ASP. NET Page What Is NET? ...

Ngày tải lên: 29/04/2014, 15:12

... strClient[0,2] = "11 1 -11 1 -11 11" ; strClient [1, 0] = "Jane"; strClient [1, 1] = "Doe"; strClient [1, 2] = "222-222-2222"; strClient[2,0] = "Jill"; strClient[2 ,1] = "Fawn"; strClient[2,2] = "333-333-3333"; strClient[3,0] ... whereas checkboxes use .A solo has a single ID: An array of checkboxes can be contained inside an control ... second index represents rows Therefore, the value in strClient[0 ,1] represents the value in the first column and the second row, which would be 'Buck' Array Index John Jane Buck Doe 11 1 -11 1 -11 11...

Ngày tải lên: 13/08/2014, 04:21

... < /asp: CheckBox> < /asp: CheckBox> 17 1 Chapter The second row contains labels ... MakeItalic(Label1, CheckBox1.Checked); MakeItalic(Label2, CheckBox2.Checked); MakeItalic(Label3, CheckBox3.Checked); } void MakeItalic(Label TargetLabel, bool ItalicYN) { TargetLabel.Font.Italic = ... Page_Load"); MakeItalic(Label1, CheckBox1.Checked); MakeItalic(Label2, CheckBox2.Checked); MakeItalic(Label3, CheckBox3.Checked); } void MakeItalic(Label TargetLabel, bool ItalicYN) { Trace.Write("NOTE...

Ngày tải lên: 13/08/2014, 04:21

... tells ASP. NET which database to connect to, but doesn't actually open the connection It defines where to connect to when we are ready to connect: OleDbConnection myConnection = new OleDbConnection(ConnectionString); ... "Data Source =C: \\BegASPNET 11\ \data\\Northwind.mdb"; OleDbConnection conn = new OleDbConnection(connectionString); or it can be set with the property: string connectionString = "Provider=Microsoft.Jet.OLEDB.4.0; ... Source =C: \\BegASPNET 11\ \data\\Northwind.mdb"; OleDbConnection conn = new OleDbConnection(); conn.ConnectionString = connectionString; The two main methods you'll use are Open() and Close(), which...

Ngày tải lên: 13/08/2014, 04:21

... type Class1 that resides within the Component1 component The second ASP. NET page creates two new objects – one of type Class1 and one of type Class2 Class2 also resides within Component1 All code ... Figure 11 -19 , the away kit that is shown in Figure 11 -20, is fairly different, as you’ll no doubt notice! 425 Chapter 11 Figure 11 -19 : Figure 11 -20 426 Users and Applications 13 If you check the ... entered: cd c: \BegASPNET 11\ Chapter13 md bin csc /t:library /r:System.dll /out:bin/HelloWorldCS.dll HelloWorld.cs pause 4 71 Chapter 13 Let's start at the beginning The first line of code sets the active...

Ngày tải lên: 13/08/2014, 04:21

... compilation error occurs when there is a syntax error in the C# code block ❑ Configuration errors: These occur because of the incorrect syntax or structure of a configuration file An ASP. NET configuration ... will discuss this topic next Let's go back to the local client scenario ASP. NET displays a call-stack when a runtime error occurs A call-stack contains a series of function calls that lead up to ... that could occur when the code block is executed Before launching into this subject, we need to introduce the concept of exceptions Exceptions An exception is any error condition or unexpected...

Ngày tải lên: 13/08/2014, 04:21

... To Centimeters")] public decimal InchesToCentimeters(decimal decInches) { return decInches * 2.54m; } [WebMethod(Description="Convert Centimeters to Inches")] public decimal CentimetersToInches(decimal ... [WebMethod(Description="Convert Inches To Centimeters")] public decimal InchesToCentimeters(decimal decInches) { return decInches * 2.54m; } [WebMethod(Description="Convert Centimeters to Inches")] public ... objSecurityConn = new OleDbConnection(strConn); objSecurityCmd = new OleDbCommand(strSQL, objSecurityConn); objSecurityConn.Open(); objSecurityDR = objSecurityCmd.ExecuteReader(CommandBehavior.CloseConnection);...

Ngày tải lên: 13/08/2014, 04:21