Chapter 19: Assuring Quality Using Measuring Tools

This chapter provides an alternative approach to quality assurance, focusing on end user quality attributes rather than following cliché processes. The chapter starts with a discussion of fixing issues directly after a production release. It continues with a clear definition of the word usability as an introduction to a more hands-on approach to assuring quality. The Capabilities API is introduced; it helps you prevent server errors—a better approach than having to respond to errors after they occur. The App Engine logging capabilities are introduced as a means to make improvements based on feedback. This chapter covers the App Engine’s AppStats mechanism, which continuously profiles calls to ...

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