masahitojp

object Simirality {
  def j[T](a:Set[T], b:Set[T]):Double = (a intersect b).size.toDouble / (a | b).size
}

masahitojp

$ echo -e "10.11.3" | sed 's/^\(.*\)\.\(.*\)/\1/'
10.11

masahitojp

object WordCounter {
  def countWords(line: List[String]): Map[String, Int] = 
    line.flatMap(x=>x.split(" ")).groupBy(x => x).mapValues(x=>x.length)
}

masahitojp

def range(a: Int,b: Int, l:List[Int] = List.empty[Int]):List[Int] = {
   if (a >= b) l.reverse
   else range((a+1), b, a ::l)
}

masahitojp

import scala.annotation.tailrec
import scala.util.Random

object ZDK {
	val Z = "Z"
	val D = "D"
	val K = "K"
	@tailrec
	def zundoko(zd: List[String] = Nil): List[String] = zd match {
	   case D :: Z :: Z :: Z :: Z :: _ => zd.reverse

masahitojp

package handlers

import com.github.masahitojp.botan.Robot
import com.github.masahitojp.botan.handler.BotanMessageHandlers
import com.github.masahitojp.botan.message.BotanMessage

class PingHandlers : BotanMessageHandlers {
    override fun register(robot: Robot?) {
        robot?.respond(
                "ping\\z",

masahitojp

package handlers.alias;

import com.github.masahitojp.botan.Robot;
import com.github.masahitojp.botan.handler.BotanMessageHandlers;
import com.github.masahitojp.botan.message.BotanMessageSimple;
import org.slf4j.Marker;
import org.slf4j.MarkerFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

masahitojp

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document url("https://twitter.com/") {
    .HeartAnimationContainer {
       visibility: hidden;
    }
    .HeartAnimationContainer:after {
       content: '🍣';
       visibility: visible;
       display: block;

masahitojp

$ crystal version
Crystal 0.9.1 [b3b1223] (Fri Oct 30 03:48:35 UTC 2015)
$ ruby -v
ruby 2.1.2p95 (2014-05-08) [x86_64-linux-gnu]

$ crystal build parindrome.cr 
$ time ./parindrome 

real	0m0.548s
user	0m0.560s

masahitojp

package handlers.google.image.pojo;

import java.util.List;

public class GoogleImageResponse {
	public class Result {
		public String unescapedUrl;
	}

	public class ResponseData {