kaz-utashiro

set border lw 0.1
set samples 1000

set title "x^2.8 + (y/1.6)^2.8 = 1"
n = 2.8
h = 1.6
unset key
set size ratio h
set xr[0:1.0]
set yr[0:h]

kaz-utashiro

use Math::Trig;

my $m = 1.6;
my $b = 2.8;
for (my $theta = 90; $theta >= 0; $theta -= 5 ){
    my $x = cos($theta / 180 * pi);
    $y = $m * (1 - $x ** $b) ** (1/$b);
    printf "x=%f, %f, %f\n", $x, $x * 300, $y * 300;
}

kaz-utashiro

# ~/.greplerc
option --ical_data \
	--chdir ~/Library/Calendars/*.caldav/*.calendar/Events \
	--glob *.ics

kaz-utashiro

######################################################################
# iCal
######################################################################
option --ical_data \
	--chdir ~/Library/Calendars/*.caldav/*.calendar/Events \
	--glob *.ics

help   --ical Search iCal data
option --ical \
	--all \

kaz-utashiro

#!/usr/bin/perl

use strict;

my %freq;
while (<>) {
    chomp;
    map { $freq{$_}++ } split //;
}

kaz-utashiro

#include <unistd.h>
#include <curses.h>

char *sl[] = {
	"      o o o",
	"     o  ",
	"    o  ____  ",
	"   --  |OO|  ",
	"  _||__|  |  ",
	" |        |  ",

kaz-utashiro

=head1 NAME

perl - Greple module for perl script

=head1 SYNOPSIS

greple -Mperl [ options ]

=head1 SAMPLES

kaz-utashiro

## なんとなく嫌だ
my %seen;
@opt_icode = grep { not $seen{$_}++ } @opt_icode;

## ダサい
{
    my %seen;
    @opt_icode = grep { not $seen{$_}++ } @opt_icode;
}

kaz-utashiro

package App::Greple::diff;

1;

=head1 NAME

diff - greple module for diff command output

=head1 SYNOPSIS

kaz-utashiro

sub print_wdiff {
    my %arg = @_;
    my @matched = @{$arg{matched}};

    for (my $i = $#matched; $i >= 0; $i--) {
	my($s, $e) = @{$matched[$i]};
	my $t = substr($_, $s, $e - $s);
	if ($t =~ s/\A (?:\{\+|\[\-) (.*) (?:\+\}|\-\]) \Z/$1/sx) {
	    substr($_, $s, $e - $s) = $t;
	    $matched[$i][0] = $s - $i * 4;