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Prefactoring
book

Prefactoring

by Ken Pugh
September 2005
Intermediate to advanced content levelIntermediate to advanced
240 pages
6h 28m
English
O'Reilly Media, Inc.
Content preview from Prefactoring

Chapter Thirteen. Invoices, Credit Cards, and Discounts

SAM DECIDES IT IS TIME TO ADD THE ABILITY TO INVOICE CUSTOMERS and charge those invoices to credit cards. We explore interfaces to external credit card processors. We add computation of customer discounts in terms that Sam can understand. We also revisit security and privacy in the context of these changes.

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Publisher Resources

ISBN: 0596008740Supplemental ContentCatalog PageErrata