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Articles
Migrating legacy source code is a time-consuming and complicated business. The same is often true for the migration of legacy data, but there are some useful techniques that can reduce the cost. In this article, network management software specialist Stephen Morris discusses the migration (or upgrading) of legacy data into XML format. This process proves to be surprisingly straightforward and low in cost.
This chapter introduces the notation used in the UML for two common types of interaction diagrams (sequence and communication interaction diagrams). This chapter is an overview
A happy marriage between legacy and new source code helps to reduce the cost of development. Network management specialist Stephen Morris discusses the way in which mixed language techniques and software design patterns can help to ease the inevitable migration of source code.
The old adage, "If it ain't broke, don't fix it," doesn't necessarily apply in the case of technology. Projects continually require alterations, updates, and enhancements. This chapter outlines the nature of code change, and suggests some of the challenges to be faced when making these changes.