... Visual Studio. To create a Windows Forms–based application, you need to create a project of type Windows Application. To begin creating such a project, click File ➤ New Project from the main ... Text property to Click Me. Your form should now look similar to Figure 1-12.Figure 1-12. Windows form with a Button controlDouble-click the Click Me button to go into its Click event handler. ... Renow-Clarke, Dominic Shakeshaft, Matt Wade, Tom WelshSenior Project Manager: Beth ChristmasCopy Editor: Heather LangAssociate Production Director: Kari Brooks-CoponySenior Production Editor:...
... that you can create a cool web site to complement the client’s store activity, it’s time to stop celebrating and start thinking about how to put into practice all the promises made to the client. ... product catalog into this architecture. You’ll learn how to • Design a database for storing a product catalog containing categories, subcategories, and products.• Write the SQL (Structured ... only particular circumstances justify using them. Typically it makes sense to use managed stored procedures when you need to perform complex mathematical operations or complex logic that can’t be...
... Visual Studio. To create a Windows Forms–based application, you need to create a project of type Windows Application. To begin creating such a project, click File ➤ New Project from the main ... often called text nodes. Sometimes, the text content that you want to put inside a node may contain special characters such as < and >. To represent such content, you use a character data ... out from the database from data-access components. But how will it reach the client? That is where serialization comes into the picture.Serialization is a process in which data is written to...
... XNA Challenge Brazil competitions. Bruno received his Bachelor of Science degree in Computer Science from PUC-MG in 2006 and is currently a Master of Science candidate in Computer Science at ... the location in which your project will be created. You’re free to change this location to another directory of choice. Click OK to create a new game project named WindowsGame1.3. Once the ... is crucial to all the game logic, because the game must know how much time has passed since the last step of the game loop to do the correct calculations—for example, to calculate the correct...
... JavaScript syntax, and I’ve chosen to introduce the topic by way ofpractical examples and real-world instruction. The material is broken down into 14 chapters,each of which is described here:Chapter ... basic, right? What you need to take into account is the JavaScriptcontained within the functions.js file. A function called showHideCalendar is created,which will either show or hide the calendar ... ratherexcited to be building applications using the Ajax concept, and can’t wait to see whatcreative Internet machines are put into place.Ajax RequirementsSince Ajax is based upon JavaScript technology,...
... text box.Select the button on the form and double-click it. The work area changes to source code,with the cursor in the button_Click function. Add this source code to function:TextBox1.text = ... Beginning C# 2008 to teach you how to use the C# programming language to solve problems. From the earliest chapters, and from the first introductory concepts that you’ll discover about C# , you will ... manipulating a C# file that would contain C# code. Should a single C# file referencea single C# class or namespace? And if not, how would you organize your C# code withrespect to C# files?4....
... specific connection object DbConnection conn = factory.CreateConnection(); // Set the connection string conn.ConnectionString = connectionString; // Create a database specific command object ... generic DbConnection reference: // Obtain a database specific connection object DbConnection conn = factory.CreateConnection();So, in practice, the connection object will actually contain a SqlCommand ... <summary>/// Class contains generic data access functionality to be accessed from /// the business tier/// </summary>public static class GenericDataAccess{ // static constructor static GenericDataAccess()...
... you’ll want to create a separate file for each class, but because in this case DepartmentDetails is more like a tool for the CatalogAccess class, we chose to add it to CatalogAccess.cs.Add the ... p.ProductID, p.Name FROM ProductCategory pc INNER JOIN Product pON p.ProductID = pc.ProductIDWHERE pc.CategoryID = 5Showing Products Page by PageIn case certain web sections need to list ... BalloonShopConfiguration class and add two fields, whose values are loaded once by the static constructor of the class:public static class BalloonShopConfiguration{ // Caches the connection string...
... http://www.online-payment-processing.com.• 2Checkout: http://www.2checkout.com• AnyPay: http://www.anypay.com• CCNow: http://www.ccnow.com• Electronic Transfer: http://www.electronictransfer.com• Moneybookers: ... need to rely on PayPal’s checkout mechanism. To accept payments, you need to add two important elements to the user interface part of the site: Add to Cart buttons for each product and a View Cart ... customer. On each payment, you need to carefully check that the product prices correspond to the correct amounts, because it’s very easy for anyone to add a fake product to the shopping cart, or an...
... ProductCategory.CategoryID = @CategoryIDCreateProductThe CreateProduct stored procedure is called to create a new product and assign it to a cate-gory. After adding the new product’s record to ... AssignProductToCategory(string productId, string categoryId){ // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand(); // set the stored procedure name comm.CommandText ... mentioned category if it belongs to more categories:CREATE PROCEDURE DeleteProductFromCategoryOrFromCatalog(@ProductID int, @CategoryID int)ASIF (SELECT COUNT(*) FROM ProductCategory WHERE ProductID=@ProductID)>1...
... ShoppingCartCountOldCarts call:CREATE PROCEDURE ShoppingCartCountOldCarts(@Days smallint)ASSELECT COUNT(CartID) FROM ShoppingCartWHERE CartID IN (SELECT CartID FROM ShoppingCart GROUP BY CartID ... you use a company other than PayPal to process your payments, you’ll need to modify the code in checkoutButton_Click accordingly. When the visitor clicks the Proceed to Checkout button, three ... CountOldCarts(byte days){ // get a configured DbCommand object DbCommand comm = GenericDataAccess.CreateCommand(); // set the stored procedure name comm.CommandText = "ShoppingCartCountOldCarts";...
... encryptor and encryption stream DESCryptoServiceProvider encryptor = new DESCryptoServiceProvider(); CryptoStream encryptionStream = new CryptoStream(tempStream, encryptor.CreateEncryptor(key, ... AM8213592a117456a340854d18cee57603CHAPTER 12 ■ ADDING CUSTOMER ACCOUNTS427 // get encryptor and encryption stream DESCryptoServiceProvider encryptor = new DESCryptoServiceProvider(); CryptoStream encryptionStream ... supplied.• SecureCard.cs: Contains the SecureCard class, which represents a credit card. This class can be initialized with credit card information, which is then accessible in encrypted format....
... either awaiting a stock check or shipment, both of which use CommerceLibAccess.GetOrdersByStatus: // Display orders awaiting stock protected void awaitingStockGo_Click(object sender, EventArgs ... In fact, at some point, it might be nice to add a customer administra-tion page, usable by administrators, to check on customer activity and edit customer accounts. We’ll leave this task to you ... awaiting stock check <asp:Button ID="awaitingStockGo" runat="server" CssClass="AdminButtonText" Text="Go" OnClick="awaitingStockGo_Click"...