This book is intended as a sophomore level university text book. The coverage of subject material assues that the reader has a working knowledge of higher level languages in general and is familiar with a reasonable modern program development environment. The purpose of the book is to introduce those already familiar with programming to a more system-oriented language that provides the programmer with a greater degree of freedom (and therefore responsibility).
The standard Perl distribution comes with a debugger, although it's really just another Perl program, perl5db.pl. Since it is just a program, I can use it as the basis for writing my own debuggers to suit my needs, or I can use the interface perl5db.pl provides to configure its actions. That's just the beginning, though. read more...
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