Perl Debugger Pocket Reference

Because No One Writes Perfect Code

Specificaties
Paperback, 135 blz. | Engels
O'Reilly | 0e druk, 2004
ISBN13: 9780596005030
Rubricering
Hoofdrubriek : Computer en informatica
O'Reilly 0e druk, 2004 9780596005030
Onderdeel van serie Pocket reference (O'Reilly)
Verwachte levertijd ongeveer 16 werkdagen

Samenvatting

Most Perl programmers know about the Perl debugger-the nifty little built-in utility that you can use to fully debug any programs that you write. Inside the interactive debugger environment, you're prompted for commands that let you examine your source code, set breakpoints, dump out function call stacks, change values of variables, and much more. It's so convenient that some programmers run it just to test out Perl constructs as they create a program. But although it's on their radar, not many Perl programmers take the time to master the debugger. That's where the Perl Debugger Pocket Reference comes in.

This little book provides a quick and convenient path to mastery of the Perl debugger and its commands. Written by a core member of the Perl debugger development team, it's an ideal quick reference to debugger commands, as well as a detailed tutorial on how to get started. The 'Perl Debugger Pocket Reference' provides complete coverage in a conveniently small package.

Maybe you write code so clean you never have to look at it twice. Or perhaps you'd rather focus your energies on writing clean code, rather than learning about the debugger. But if you need to learn about the Perl debugger in a hurry, the 'Perl Debugger Pocket Reference' is the book you'll want to have close by. And you can always keep a copy on hand to share with programmers who need it more than you do.

O'Reilly's Pocket References have become a favorite among programmers everywhere. By providing a wealth of important details in a concise, well-organized format, these handy books deliver just what you need to complete the task at hand. When you've reached a sticking point in your work and need to get to a solution quickly, the new 'Perl Debugger Pocket Reference' will get you back on the right track.

Specificaties

ISBN13:9780596005030
Taal:Engels
Bindwijze:paperback
Aantal pagina's:135
Uitgever:O'Reilly
Druk:0

Inhoudsopgave

What Is the Perl Debugger?
Why Use the Debugger?
Unfamiliar Territory

About This Book
The linecounter.pl Script
Shell
Truncated Output
Versions of Perl
Delving Deeper
Conventions
Acknowledgments and Disclaimers

Before You Debug
Check Your Syntax
Use strict
Warnings
Diagnostics
Taint Mode

A Debugger Tutorial
Starting a Session
A Simple CGI Debugger Session
Debugger Commands
Help and Quitting
Examining Data
Listing Code and Searching
Motion
Actions, Breakpoints, and Watchpoints
Perl, Pre-Prompt, and Post-Prompt Commands
Shell and Debugger Commands
Setting Options
Debugger Variables
$DB::* Variables
Environment Variables
Debugging Options
DB and Devel Namespaces
Runtime Sequence
DB::DB()
DB::sub ()
Devel Namespace (-d)
Useful Modules
-DDEBUGGING
References
perldoc
Books
URLs
Online Articles
History
GUIs-Graphical User Interfaces
Debuggers
Text Editors
Quick Reference

Index

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