dmikurube

#!/usr/bin/env python

import os
import re
import subprocess
import sys


RELEASE_NOTE_PATTERN = re.compile("release-([0-9]+\.[0-9]+\.[0-9]+)\.rst")

dmikurube

import java.time.Instant;
import java.time.ZonedDateTime;
import java.time.ZoneId;
import java.util.Calendar;
import java.util.Locale;
import org.joda.time.DateTimeZone;

public class AncientDays {
    public static void main(String[] args) {
        final ZonedDateTime zoned = ZonedDateTime.of(1000, 1, 1, 0, 0, 0, 0, ZoneId.of("Asia/Tokyo"));

dmikurube

puts ENV['GEM_HOME']
puts Gem.paths.home

Gem.paths = {'GEM_HOME' => '/tmp/bar'}

puts ENV['GEM_HOME']
puts Gem.paths.home

dmikurube

import java.util.Collections;
import java.util.SortedMap;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.TreeSet;

public class TimeZoneIds {
    public static void main(final String[] args) {
        final TreeSet<String> onlyInJavaTime = new TreeSet<>(javaTimeZoneIds);
        onlyInJavaTime.removeAll(jodaTimeZoneIds);

dmikurube

import com.fasterxml.jackson.databind.ObjectMapper;

public class JacksonExp {
    public static void main(String[] args) throws java.io.IOException {
        final String json = "{\"id\":12345e3}";
        final ObjectMapper mapper = new ObjectMapper();
        final SampleData data = mapper.readValue(json, SampleData.class);
        System.out.println(data.toString());
    }
}

dmikurube

apply plugin: EmbeddedPlugin

embeddedPluginConfig {
    name = "Someone"
}

class EmbeddedPlugin implements Plugin<Project> {
    void apply(Project project) {
        project.extensions.create('embeddedPluginConfig', EmbeddedPluginExtension)
        project.afterEvaluate {

dmikurube

import java.net.URL;
import java.security.CodeSource;
import java.security.ProtectionDomain;

public class CheckCodeSource {
    public static void main(final String[] args) throws SecurityException {
        final ProtectionDomain protectionDomain = CheckCodeSource.class.getProtectionDomain();
        System.out.println(">> ProtectionDomain:");
        System.out.println(protectionDomain.toString());

dmikurube

import java.net.URL;
import java.net.URISyntaxException;
import org.jruby.embed.AttributeName;
import org.jruby.embed.LocalContextScope;
import org.jruby.embed.PathType;
import org.jruby.embed.ScriptingContainer;

/*
 * Out-of-jar:
 *     $ ./gradlew run

dmikurube

import org.jruby.embed.LocalContextScope;
import org.jruby.embed.LocalVariableBehavior;
import org.jruby.embed.ScriptingContainer;

public class JRubyInstance {
    public static void main(String[] args) {
        /*
        final ScriptingContainer container1 = new ScriptingContainer(LocalContextScope.SINGLETON);
        container1.runScriptlet("puts 'Ruby1 $LOAD_PATH:'");
        container1.runScriptlet("$LOAD_PATH.each { |path| puts '    * ' + path.to_s }");

dmikurube

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.IOException;
import org.jruby.RubyInstanceConfig;
import org.jruby.embed.LocalContextScope;
import org.jruby.embed.LocalVariableBehavior;
import org.jruby.embed.ScriptingContainer;

public class JRubyEnv {