Bad habits are hard to break. But habits that you've just become comfortable with can be even more difficult to overcome. Sometimes, a fresh look at things may provide you with an "A-ha, I didn't know you could do that!" moment. Building on Michael Stutz's excellent article, "Learn 10 good UNIX usage habits," this article suggests 10 more UNIX command-line commands, tools, and techniques that may make you more productive as a UNIX command-line wizard.
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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