Debugging Visual FoxPro Applications

Debugging Visual FoxPro Applications 
by Nancy Folsom (Inglés)



Author: Nancy Folsom
Edited by: Kelly Conway
ISBN: 1-930919-20-4
Length: 120 pages
Press date: February, 2002
Ebook format: .PDF

Table of Contents

Chapter 1: Introduction

• Organization

Chapter 2: Quality Ensurance

• Lies, damned lies, and… statistics
• Today
• Test early, test often
• But… I have a test team
• “Houston, we have a problem.”
• Debugging during development
• Debugging test versions
• Debugging in post-release or maintenance
• Designing with diagnostics in mind
• When are you done debugging?
• Risk
• Measure twice, cut once
• Bug tracking
• Source code control
• Irreverent evangelizing
• The best offense is a strong defense

Chapter 3: Applying the Scientific Method to Debugging

• Observation
• Inquiry
• Hypothesis
• Prediction
• Experimentation
• Analysis
• Decision
• Conclusion

Chapter 4: Visual FoxPro Debugging Tools

• Debug options
• Font and colors
• Display timer events
• Environment
• Call stack options
• Trace window options
• Output window options
• The native debugger
• About the debug output window
• About the call stack
• About the trace window
• About the watch window
• About the locals window
• About breakpoints
• About configuration files
• Debugger odds and ends: Stepping, resume, cancel
• Coverage logging
• Event tracking
• Language elements
• Error handling
• Using views
• Syntax coloring and IntelliSense
• Rushmore optimization—SYS(3054)
• The command window
• The Help file
• Tools outside of Visual FoxPro
• Understanding the tool

Chapter 5: A Taxonomy of Common Visual FoxPro Bugs

• Requirement-related bugs
• Exceptions to business rules
• The technique
• Design-related bugs
• Misunderstandings
• Conflicts
• Omissions
• The technique
• Characteristics
• Variant variables
• Implicit variable declaration
• Comparison and assignment are the same (“=”)
• Multiple RETURN statements
• Optional parameters
• Ambiguous fields, memory variables, and objects
• Implementation bugs
• Syntax bugs
• Logical bugs
• Performance
• Data performance
• Code
• System bugs
• The technique
• Deployment
• Maintenance bugs
• Effective debugging
• Conclusion

Chapter 6: Fitting into Enterprise Solutions

• Using ActiveX and OLE controls
• Using Automation servers
• Building Automation servers
• Windows API
• Conclusion

Appendix A: Additional Resources

• Visual FoxPro books
• Debugging and good coding practices
• Requirements gathering and design
• Web resources

Mas información: http://www.hentzenwerke.com/catalog/debugvfp.htm