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--- perl [2008/09/26 20:34]
a
+++ perl [2009/05/25 00:35]
@@ Line 1: / Line 1: @@
-===== Optimizing Perl =====
-First run the script with profiling enabled:
-   perl -d:DProf myscript.pl
-then run the profile-dumper:
-   dprofpp tmon.out
-===== Copy (duplicate) a two-dimensional array in Perl =====
-   @target = map [map $_ = $_, @{$_}], @source;
-===== CPAN modules fail to compile =====
-Then you're probably on a RedHat >= v9 system.
-Do this:
-  export LANG=C
-and retry.
-===== Get a Perl-module from CPAN =====
-The easy way which also automatically fetches all modules needed by the module:
-  perl -MCPAN -e 'install modulename'
-e.g.:
-  perl -MCPAN -e 'install WWW::Search'