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Roger's scratchpad

by Roger (Parson)
on Jun 04, 2004 at 19:02 UTC ( [id://361147]=scratchpad: print w/replies, xml ) Need Help??

use strict; use warnings; use Data::Dumper; my @data_array = ( [qw/14 27 999 999 0 0/], [qw/14 27 999 999 0 0/], [qw/14 27 999 999 0 0/], [qw/14 27 999 999 1 0/], [qw/14 27 999 999 0 0/], [qw/14 27 999 999 0 0/], [qw/14 27 999 999 0 0/], [qw/27 14 999 999 0 0/], [qw/20 32 999 999 0 0/], [qw/20 32 999 999 0 0/], [qw/20 32 999 999 0 0/], [qw/20 32 999 999 1 0/], [qw/20 32 999 999 0 0/], [qw/20 32 999 999 0 0/], [qw/20 32 999 999 0 0/] ); my @array = map { $_->[4] ? () : join(' ', sort @{$_}[0,1]) } @data_ar +ray; my %freq; $freq{$_}++ for @array; my @final = map { "$_ $freq{$_}" } keys %freq; print Dumper(\@final);

#! /usr/bin/perl use strict; use Win32::Semaphore; use Win32::MMF::Shareable; $|++; my $delay = 0.01; my $i = 0; if( fork ) { my %share; my $ns = tie( %share, 'Win32::MMF::Shareable', 'share' ) || die; print $ns->namespace()->{_view}, "\n"; my $sem = Win32::Semaphore->new(1,1,'sig'); select( undef, undef, undef, $delay / 2 ); while( $i < 20 ) { $sem->wait; $share{ 'P' . $i++ } = '-'; # $ns->lock(); print "parent($i): " . join( '', values( %share ) ) . "\n"; # $ns->unlock(); $sem->release(); select( undef, undef, undef, $delay ); } } else { my %share; my $ns = tie( %share, 'Win32::MMF::Shareable', 'share' ) || die; print $ns->namespace()->{_view}, "\n"; my $sem = Win32::Semaphore->new(1,1,'sig'); while( $i < 20 ) { $sem->wait; $share{ 'P' . $i++ } = '#'; # $ns->lock(); print "child($i) : " . join( '', values( %share ) ) . "\n"; # $ns->unlock(); $sem->release(); select( undef, undef, undef, $delay ); } }

use strict; use warnings; use Win32::MMF::Shareable; # Tie variables to shared namespace my $ns = tie my $shared, "Win32::MMF::Shareable", '$shared'; tie my @shared, "Win32::MMF::Shareable", '@shared'; tie my %shared, "Win32::MMF::Shareable", '%shared'; tie my $sh2, "Win32::MMF::Shareable", '$shared'; tie my @sh2, "Win32::MMF::Shareable", '@shared'; tie my %sh2, "Win32::MMF::Shareable", '%shared'; for (1..1000) { # as scalar $shared = "Hello world"; # as list @shared = (); for (0..3) { $shared[$_] = "$_" x ($_ + 1); } # as hash %shared = @shared; # iteration test foreach (sort keys %sh2) { my $n = $sh2{$_}; } foreach (sort values %sh2) { my $n = $_; } # hash slice test my @keys = keys %sh2; my @values = (0 .. $#keys); @sh2{@keys} = @values; } __OUTPUT__ Total Elapsed Time = 1.955772 Seconds User+System Time = 1.706772 Seconds Exclusive Times %Time ExclSec CumulS #Calls sec/call Csec/c Name 100. 1.717 1.717 8000 0.0002 0.0002 Storable::mstore 18.2 0.311 0.311 18000 0.0000 0.0000 Storable::mretrieve 9.55 0.163 0.229 23006 0.0000 0.0000 Win32::MMF::lock 8.67 0.148 0.000 18000 0.0000 0.0000 Storable::thaw 8.61 0.147 2.420 9000 0.0000 0.0003 Win32::MMF::Shareable::ST +ORE 8.20 0.140 0.554 8000 0.0000 0.0001 Win32::MMF::Shareable::FE +TCH 8.14 0.139 0.000 8000 0.0000 0.0000 Storable::_freeze 7.85 0.134 0.673 21000 0.0000 0.0000 Win32::MMF::getvar 6.21 0.106 0.106 23006 0.0000 0.0000 Win32::MMF::ReleaseSemaph +ore 4.45 0.076 0.243 3000 0.0000 0.0001 Win32::MMF::Shareable::FI +RSTKEY 3.87 0.066 0.066 23006 0.0000 0.0000 Win32::MMF::WaitForSingle +Object 3.22 0.055 1.979 11003 0.0000 0.0002 Win32::MMF::setvar 3.16 0.054 0.054 6000 0.0000 0.0000 Win32::MMF::Shareable::NE +XTKEY 2.58 0.044 0.044 18999 0.0000 0.0000 Win32::MMF::GetVar 2.58 0.044 0.083 2000 0.0000 0.0000 Win32::MMF::Shareable::CL +EAR

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