Lawrence Cramer's Building an online shopping cart PDF

By Lawrence Cramer

ISBN-10: 159671297X

ISBN-13: 9781596712973

By means of 2007, seventy seven% of net clients over the age of thirteen approximately 131.3 million humans will store on-line. In those tutorials, teacher Lawrence Cramer is helping provide enterprise vendors the instruments to harness this marketplace successfully. utilizing an in-depth case examine and different different examples, Lawrence demonstrates how you can seamlessly create and comprise a purchasing cart and again finish to help on-line clients. construction a web purchasing Cart covers every little thing from the overall innovations of e-commerce to the nitty-gritty of establishing and customizing bank card and order processing beneficial properties. the educational additionally covers safety, client privateness, development a shop, and constructing and integrating customer support and policies.Topics Include:Exploring the fundamentals of e-commerceAcquiring and fitting an SSL CertificateChoosing among a cost gateway and a processorComparing static and dynamic sitesChoosing a databaseSecuring information and the websiteBuilding a customized buying cart vs. paying for an off-the-shelf cartTesting and troubleshooting the storeSetting up customer support featuresDuration: four hoursOn 1 CD-ROM

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Example text

2. Select Add Web Reference. A new dialog will appear. 3. NET will check your server for all Web Services. It will then present you with a list of services you can view or select to add a reference to. 18. NET Shopping Cart with Web Services 4. Select the service group you would like to add a reference to. vsdisco). 5. The Services available will be displayed. 19. 19 Services Available 6. You can view the Simple Object Access Protocol (SOAP) contracts and documentation for each Service Method by clicking on the link.

Now you have access to all the methods contained in the class. NET Shopping Cart with Web Services 3. You can now check the value of the variable resultId and either grant the customer access or return an error message. Transfer((string)Session["return2Page"]); } Now you have the customer logged in to the site and they can go to any page without having to sign in again. NOTE We are using a session variable to track where the user is coming from when they are prompted to login. This will enable us to redirect them back to the page where they came from rather then sending them to some non-specific page and having them navigate through the site from scratch.

UpdateCust(upId,upFName,upLName,upEmail,upPassword); Lastly, update the database by calling the Web service. We must admit we were a bit reluctant to use the DataGrid since it seemed reminiscent to the DataGrid Design Time Controls (DTCs). They made it easy for novice developers to quickly create data driven Web sites. Lets just say DTCs had some drawbacks, to put it politely! The XMLCart is primarily a wrapper class around the XmlDocument object. Its primary interfaces will return XmlDocument objects.

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Building an online shopping cart by Lawrence Cramer

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