yukidarake

function User(name) {
    if (!(this instanceof User)) {
        return new User(name);
    }
    this.name = name;
}

// better way
function User(name) {
    var self = this instanceof User

yukidarake

perl -pi -e 's{^(\t+)}{q( ) x (length($1)*4)}e' **/*.js

yukidarake

'<,'>perld s{^((  )+)}{"\t" x (length($1)/2)}e

yukidarake

{
  "root": true,
  "esformatter": {
    "allowShebang": true
  },

  "indent": {
    "value": "    ",
    "alignComments": true,

yukidarake

var TIMES = 10000;

console.time(1);
var array1 = [];
for (var i = 0; i < TIMES; i++) {
    array1.push(Math.random());
}
console.timeEnd(1);

console.time(2);

yukidarake

use strict;
use warnings;
use utf8;

sub slurp {
    my $file = shift;
    open my $fh, $file or die $!;
    my $content = do {
        local $/;
        <$fh>;

yukidarake

use strict;
use warnings;
use utf8;
use Image::Magick;
use File::Basename;
use File::Path;

for (<*.jpg>) {
    resize($_);
}

yukidarake

my @use_chars     = ( 'a' .. 'z', 0 .. 9 );
my $serial_length = 7;
my $serian_num    = 120_000;

for ( 1 .. $serian_num ) {
    print random_str($serial_length), "\n";
}

sub random_str {
    my $length = shift;

yukidarake

#!/usr/bin/env node
var fs = require('fs');
var difflet = require('difflet');
var deepEqual = require('deep-equal');

var read = function(file) {
    return fs.readFileSync(file, 'utf8')
        .split(/\n/)
        .filter(function(line) {
            return line;

yukidarake

use strict;
use warnings;

for my $js(<*.js>) {
    open my $new, '>', "$js.2" or die $!;
    open my $old, '<', $js or die $!;
    my $spaces = '';

    while (my $line = <$old>) {
        if (!$spaces && (($spaces) = ($line =~ /^(\s+)config.hoge/))) {