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Toshiyuki Takahashi tototoshi

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tototoshi / SplitTestPlugin.scala
Last active Nov 8, 2019
View SplitTestPlugin.scala
import sbt._
import Keys._
* テストをいい感じに分割して実行します。
* 分割にはテストクラス名のCRC32チェックサムを使っています。
* 例えば3分割したい時は
* > sbt 'splitTest 3 1'
* > sbt 'splitTest 3 2'
tototoshi / a.scala
Created Mar 30, 2018
shapless example (Show)
View a.scala
package com.example
import shapeless._
import shapeless.labelled.FieldType
trait Show[A] {
def show(a: A): String
object Show {
tototoshi / a.scala
Last active Aug 13, 2017
View a.scala
scala> import scala.collection.immutable.SortedSet
import scala.collection.immutable.SortedSet
scala> case class Hoge(i: Int)
defined class Hoge
scala> SortedSet(1, 2, 3, 4, 5)
res0: scala.collection.immutable.SortedSet[Int] = TreeSet(1, 2, 3, 4, 5)
scala> SortedSet(1, 2, 3, 4, 5).map(Hoge.apply)
View 00_Main.scala
package com.example
import java.time.LocalDateTime
case class UserName(
firs: String,
last: String
dir=${1:?directory is not specified}
cd $dir
tmpfile=$(mktemp "project/$$.sbt")
clean() {
rm -f $tmpfile
View ConnectionPool.scala
package models
import javax.inject.{Inject, Provider, Singleton}
import play.api.inject.{ApplicationLifecycle, Binding, Module}
import play.api.{Configuration, Environment, Logger}
import scalikejdbc.config.TypesafeConfigReader
import scalikejdbc.{Commons2ConnectionPoolFactory, ConnectionPool}
import scala.concurrent.{ExecutionContext, Future}
tototoshi / future.scala
Created Mar 26, 2015
Future.successful と Future.apply
View future.scala
import scala.concurrent.Future
// def successful[T](result: T): Future[T] を使った場合
// result を評価する時点でブロックされるので
// a b c の順に表示される
val f1 = Future.successful { Thread.sleep(1000); println("b") }
// def apply[T](body: ⇒ T)(implicit execctx: ExecutionContext): Future[T]
tototoshi / Test.scala
Last active Aug 29, 2015
scalacache bug?
View Test.scala
case class User(id: Int, name: String)
object Test {
import scalacache._
import memoization._
import redis._
implicit val scalaCache = ScalaCache(RedisCache("localhost", 6379))
tototoshi / a.sql
Created Jul 19, 2014
timestamp with time zone
View a.sql
example=# CREATE TABLE tstest (ts1 timestamp, ts2 timestamp with time zone);
example=# \d tstest;
Table "public.tstest"
Column | Type | Modifiers
ts1 | timestamp without time zone |
ts2 | timestamp with time zone |
example=# INSERT INTO tstest VALUES (current_timestamp, current_timestamp);
tototoshi / XHRImage.js.scala
Created Jun 28, 2014
Scala.js で xhr で画像をとってきて表示する
View XHRImage.js.scala
package com.github.tototoshi.gifplayer
import scala.scalajs.js
import js.annotation.JSExport
import org.scalajs.dom
object GIFPlayer extends js.JSApp {
def main(): Unit = {
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