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Introduction
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Introduction
by Ed Wright, Peter Scott
Perl Debugged
Copyright
Preface
Introduction
Reality
Why Perl?
Know the Environment
Know the Language
Online Documentation
References
The Zen of Perl Developing
Attitudes
Beliefs
Behavior
Improve Your Craft
The Bottom Line
Antibugging
Beginning
Writing Code
Observation
Documentation
Developing
Accident Prevention
Tips for Reducing Complexity
Perl Pitfalls
Syntactical Sugaring
The Hall of the Precedence
Regular Expressions
Miscellaneous
Tracing Code
Dumping Your Data
Making it Optional
Raise the Flag
At Your Command
Taking the Long Way Around
Testing Perl Programs
Inspection Testing
Unit Testing
System or Regression Testing
Saturation Testing
Acceptance Testing
References
The Perl Debugger
Basic Operation
Starting
Getting Graphical
Syntax Errors
Typo Pathologies
A Menagerie of Typos
Run-time Exceptions
Symbolic References
Check That Return Code!
Taking Exception to Yourself
Playing Catch-Up
Confession Is Good for the Soul
Semantical Errors
A Bit Illogical
Reading Directories
But What Did It Mean?
printf Formats Don't Impose Context
Conditional my
Bringing Some Closure
Resource Failure
Optimize for People First, Resources Later
Benchmark It!
Making Things Better
Perl as a Second Language
Tips for Everyman
Tips for the C Programmer
Tips for the FORTRAN Programmer
Tips for the Shell Programmer
Tips for the C++ or Java Programmer
Debugging CGI Programs
CGI
Web Servers
500—Server Error
Basics
Security
Heading Off Errors
cgi-test
Eavesdropping
CGI.pm
Command Line Testing
Dying Young
Debugger Interaction
ptkdb
Conclusion
Finis
The End
This Really Is the End
Perl Debugger Commands
General Syntax
Commands
Options
Environment Variables
Perls of Wisdom
Search in book...
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Prev
Previous Chapter
Preface
Next
Next Chapter
Reality
Chapter 1. Introduction
“Well begun is half done.”
—
Mary Poppins
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