danhyun

public class Reader<R, A> {
    private final Function<R, A> run;

    public Reader(Function<R, A> run) { this.run = run; }

    public <B> Reader<R, B> map(Function<A, B> f) {
        return new Reader<>( r -> f.apply((apply(r))) );
    }

    public <B> Reader<R, B> flatMap(Function<A, Reader<R, B>> f) {

danhyun

counter = 1

-- Initialize the pseudo random number generator - http://lua-users.org/wiki/MathLibraryTutorial
math.randomseed(os.time())
math.random(); math.random(); math.random()

function file_exists(file)
  local f = io.open(file, "rb")
  if f then f:close() end
  return f ~= nil

danhyun

# $ gem install sinatra

require 'sinatra'

get '/hi' do
  "Hello World!"
end

danhyun

apply plugin: 'idea'

idea {
  project {
    jdkName "1.8"
    languageLevel "1.8"
    ipr {
      withXml { provider ->
        def node = provider.asNode()
        node.component.find { it.'@name' == 'VcsDirectoryMappings' }?.mapping[0].'@vcs' = 'Git'

danhyun

package ratpack.groovy

import com.google.inject.AbstractModule
import ratpack.groovy.test.embed.GroovyEmbeddedApp
import ratpack.guice.Guice
import spock.lang.Specification

class EmbeddedSpec extends Specification {
  def "GroovyEmbeddedApp with Guice Module"() {
    given:

danhyun

export JDK6="/c/Program Files/Java/jdk1.6.0_29"
export JDK7="/c/Program Files/Java/jdk1.7.0_71"
export JDK8="/c/Program Files/Java/jdk1.8.0_25"
export OPENJDK8="/c/Program Files/Java/zulu1.8.0_25-8.4.0.1-win64"

alias java6='export JAVA_HOME="$JDK6";export PATH="$JDK6/bin":$PATH'
alias java7='export JAVA_HOME="$JDK7";export PATH="$JDK7/bin":$PATH'
alias java8='export JAVA_HOME="$JDK8";export PATH="$JDK8/bin":$PATH'
alias zulujava8='export JAVA_HOME="$OPENJDK8";export PATH="$OPENJDK8/bin":$PATH'

danhyun

@GrabResolver(name="OJO", root="https://oss.jfrog.org/artifactory/repo")
@Grab("io.ratpack:ratpack-groovy:0.9.18-SNAPSHOT")
import static ratpack.groovy.Groovy.ratpack

ratpack {
    handlers {
        get {
            render "Hello, World"
        }
    }

danhyun

import ratpack.exec.Operation;
import ratpack.exec.Promise;
import ratpack.guice.Guice;
import ratpack.handling.Context;
import ratpack.session.Session;
import ratpack.session.SessionKey;
import ratpack.session.SessionModule;
import ratpack.test.embed.EmbeddedApp;

import static org.junit.Assert.assertEquals;

danhyun

// before

private String getExpandValuesFromSet (Set<String> valueSet, Boolean surroundValueWithQuotes) {
  StringBuilder expansionValuesString = new StringBuilder(" (");

  Iterator<String> valueIterator = valueSet.iterator();
  if (valueIterator.hasNext()) {
    String value = valueIterator.next();
    if (surroundValueWithQuotes) {
      expansionValuesString.append("'" + value + "'");

danhyun

digraph git_objects {
     commit -> tree;
     tree -> file1;
     tree -> file2;
     tree -> file3;
     tree -> filen;
}