... outstanding overdue items or fines cannot borrow new items.ã A secretary is in charge of maintaining item inventory and purchasing items to add to the inventory.ã A librarian has been appointed to ... the beginningVB programmer who wants to gain a foun-dation in object-oriented programming along with the VB language basics. Programmerstransitioning from a procedural-oriented programming ... developers to design their Windows interfaces by dragging and dropping controls onto it. Using a visual designtool hid a lot of the complexity of the Windows Application Programming Interface (API) from the...
... directly in your web projects.) To run ASP .NET pages, you need Windows 2000 Professional, Windows XP Professional, Windows 2000 Server, or Windows Server 2003. You also need to install IIS (Internet■INTRODUCTIONxxxiv6218ch00FM.qxd ... bundledinto one marketing term. The .NET Framework includes languages such as C# and VB 2005,an engine for hosting programmable web pages and web services (ASP .NET) , a model forinteracting with ... databases (ADO .NET) , and a class library stocked with tools for everything from sending e-mail to encrypting a password. To master ASP .NET, you need to learn abouteach of these ingredients.This...
... need to scroll up withinthe Output window to see the link to the web site that was just built. To go to the web sitethat was just built, hold down the Control key and click the link to the web ... within VB. NET. This will be covered in future chapters.CHAPTER 1 ■ AN INTRODUCTION TO .NET AND VISUAL STUDIO 2005 25Figure 1-31. Setting up the configuration file to allow debugging5386c01_final.qxd ... site in the Out-put window, as shown in Figure 1-21. In the previous example, your window within the VisualWeb Developer tool shouldlook like Figure 1-22.CHAPTER 1 ■ AN INTRODUCTION TO .NET...
... book, we’re using C#; in a separate version of this book called Beginning ASP .NET E-Commerce in VB .NET: FromNoviceto Professional, we’ll present the same functionality using VB .NET. Unlike ... AM xviiIntroductionWelcome toBeginning ASP .NET 2.0 E-Commerce in C# 2005: FromNoviceto Professional! The explosive growth of retail over the Internet is encouraging more small- to medium-sized ... now?Deciding Whether to Go OnlineAlthough there are hundreds of possible reasons to go online, they tend to fall into the following motivations:ã Getting more customers ã Making customers spend...
... Skin definitions are saved in files with the .skin extension (these files can store one or more skin definitions) and look much like the definition of an ASP .NET control. A typical skin definition ... complete network path instead of (local).After specifying the server, you need to supply security information needed to log into the server. You can log into SQL Server by either using SQL ... page, eventually including debugging information, to the visitor. (The good news in this scenario is that ASP .NET can be instructed to display a custom error page instead of the default one—you’ll...
... and by analyzing how to get a list of products that belong to a certain category. Tables are joined in SQL using the JOIN clause. Joining one table with another table results in the columns ... Joining Data TablesBecause the data is stored in several tables, you’ll frequently run into situations in which not all the information you want is in one table. Take a look at the following ... can be initialized in the class constructor. Static readonly fields can be initialized only in the static class constructor, and instance readonly fields can be initialized only in the instance...
... Button loginButton = (Button)login.FindControl("LoginButton"); // tie the two textboxes and the checkbox to the button Utilities.TieButton(this.Page, usernameTextBox, loginButton); ... working login/logout function-ality and apply security restrictions to the admin pages without writing a single line of code! Everything is as simple as combining some login controls and applying ... Remember the TieButton method you wrote in Chapter 5? You’ll use it here again to link the username and password text boxes to the Log In button. After converting the Login control to use templates,...
... also have a LinkButton control that generates the link for going back to the main page. To implement its function-ality, you composed the link to the main catalog admin page by reading the value ... adding a SkinID property to their definition. However, here we preferred to build a default skin to format all the grids in BalloonShop in an identical way.The simplest way to create a skin ... skin is to create a control instance using the designer, rip the unnecessary details, and copy what remains to the .skin file. For BalloonShop, we used styles from the CSS file in the skin, in an...
... CREATING A CUSTOM SHOPPING CARTAdministering the Shopping CartNow that you’ve finished writing the shopping cart, you need to take two more things into account, and both are related to administration ... CART11. Finally, add a link to this new page. Open UserInfo.ascx in Source View and add a link to the shopping cart admin page for the Administrators role group, just after the link to the catalog ... Implementing the Continue Shopping Button1. Start editing ShoppingCart.ascx in Design View and double-click the Continue Shopping button. This automatically creates the continueShoppingButton_Click method....
... encryptedString = StringEncryptor.Encrypt(stringToEncrypt); if (stringToDecrypt == "") { stringToDecrypt = encryptedString; } string decryptedString = StringEncryptor.Decrypt(stringToDecrypt); ... 12 ■ ADDING CUSTOMER ACCOUNTSCustomer LoginsAs mentioned earlier in this chapter, allowing customers to log into the site simply means using the same login system that administrators use, ... changes to enable this, but the starting point is to include a new role, in addition to Administrators, which we’ll call (surprisingly enough) Customers. Customers will then log in using the...
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... as a string in the first line. Then parseFloat() converts 23.50 from a string to a floating point number, and in the next line parseInt() strips out the fractional part (without rounding up ... code to be executed, so the interpreter doesn’t try to run it. Comments are a handy way of putting notes in the code to remind us what the code is intended to do, or to help anyone else reading ... somewhere, its position in the index, in other words something greater than –1, will be returned.The substring() method carves one string from another string, taking the indexes of the start...
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