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in reply to How do I print errors

Whilst the above suggestions all solve the problem at hand, if the amount of stuff you're logging out gets significant it's normally a good idea to switch to using one of the many Perl modules that handle logging in a more complete manner.

Amongst the useful capabilities that a decent logging package (I personally use Log4Perl, but many others exist) are:

Sorry if it seems like I am randomly soap-boxing, it's just that I noticed that the usability and power of the logging in the more complex systems that I write has been notably improved since I started to use this module.