diff options
Diffstat (limited to 'cpan/perlfaq/lib/perlfaq4.pod')
| -rw-r--r-- | cpan/perlfaq/lib/perlfaq4.pod | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/cpan/perlfaq/lib/perlfaq4.pod b/cpan/perlfaq/lib/perlfaq4.pod index fc0813a560..e5de15385a 100644 --- a/cpan/perlfaq/lib/perlfaq4.pod +++ b/cpan/perlfaq/lib/perlfaq4.pod @@ -340,7 +340,7 @@ the entire list. So push(@results, some_func($i)); } -or even +or even push(@results, some_func($_)) for 5 .. 500_005; @@ -370,15 +370,15 @@ who attempts to generate random numbers by deterministic means is, of course, living in a state of sin." Perl relies on the underlying system for the implementation of -C<rand> and C<srand>; on some systems, the generated numbers are -not random enough (especially on Windows : see -L<http://www.perlmonks.org/?node_id=803632>). +C<rand> and C<srand>; on some systems, the generated numbers are +not random enough (especially on Windows : see +L<http://www.perlmonks.org/?node_id=803632>). Several CPAN modules in the C<Math> namespace implement better -pseudorandom generators; see for example -L<Math::Random::MT> ("Mersenne Twister", fast), or -L<Math::TrulyRandom> (uses the imperfections in the system's +pseudorandom generators; see for example +L<Math::Random::MT> ("Mersenne Twister", fast), or +L<Math::TrulyRandom> (uses the imperfections in the system's timer to generate random numbers, which is rather slow). -More algorithms for random numbers are described in +More algorithms for random numbers are described in "Numerical Recipes in C" at L<http://www.nr.com/> =head2 How do I get a random number between X and Y? @@ -724,13 +724,13 @@ and/or balanced expressions, see the so-called L<< (?PARNO)|perlre/C<(?PARNO)> C<(?-PARNO)> C<(?+PARNO)> C<(?R)> C<(?0)> >> construct (available since perl 5.10). The CPAN module L<Regexp::Common> can help to build such -regular expressions (see in particular +regular expressions (see in particular L<Regexp::Common::balanced> and L<Regexp::Common::delimited>). More complex cases will require to write a parser, probably using a parsing module from CPAN, like -L<Regexp::Grammars>, L<Parse::RecDescent>, L<Parse::Yapp>, -L<Text::Balanced>, or L<Marpa>. +L<Regexp::Grammars>, L<Parse::RecDescent>, L<Parse::Yapp>, +L<Text::Balanced>, or L<Marpa::XS>. =head2 How do I reverse a string? @@ -2531,7 +2531,7 @@ L<Data::Diver> does for you: =head2 How can I prevent addition of unwanted keys into a hash? Since version 5.8.0, hashes can be I<restricted> to a fixed number -of given keys. Methods for creating and dealing with restricted hashes +of given keys. Methods for creating and dealing with restricted hashes are exported by the L<Hash::Util> module. =head1 Data: Misc |