irof

public class DiamondProblem implements IHoge, IPiyo {

    public static void main(String[] args) {
        System.out.println(new DiamondProblem().hoge());
    }
}

irof

mkdir ~/hoge
mkdir work
cd work

echo "class Hoge { public static void main(String... args) { System.out.println(1); } }" > Hoge.java
echo "class Fuga { public static void main(String... args) { System.out.println(2); } }" > Fuga.java
javac Hoge.java Fuga.java
jar cvf Hoge.jar Hoge.class
jar cvf Fuga.jar Fuga.class
mv ./*.jar ~/hoge

irof

（https://github.com/irof/sandbox/tree/blog/20150501/jaxrs/jersey をちょっと削ったの）

% gradle dependencies --configuration testCompile                                                                            :jersey:dependencies

------------------------------------------------------------
Project :jersey
------------------------------------------------------------

testCompile - Compile classpath for source set 'test'.
+--- org.glassfish.jersey.core:jersey-server:2.17

irof

import java.time.LocalDateTime;
import java.util.Date;

import static org.junit.Assert.assertFalse;

/**
 * @author irof
 */
public class DateAndDateTimeTest {
    @org.junit.Test

irof

package tddbc;

import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;

import java.util.ArrayList;
import java.util.List;

import org.junit.Test;

irof

class Hello {void hello(){println "1"}}
def a = new Hello()
def b = new Hello()

b.metaClass.hello = { println "2" } 
a.hello()
b.hello()

a.metaClass.hello = {b.metaClass.hello}
a.hello()

irof

class Hello {void hello(){println "1"}}
def a = new Hello()
a.hello()

a.metaClass.hello = { println "2" } 
a.hello()

a.metaClass.hello = { a.&hello() }
a.hello()

irof

class C {int m(){1}}
C.metaClass.m = {9}

def a = new C()
assert 9 == a.m()

a.metaClass.m = {2}
assert 2 == a.m()

C.metaClass.m = {8}

irof

new File("src").eachFileRecurse(groovy.io.FileType.FILES) {
    def s = it.text.replaceAll(/\r\n?/,'\n')
    it.withWriter("UTF-8") {it << s}
}

irof

@Grab("org.twitter4j:twitter4j-core:2.2.3")
import twitter4j.*

def twitter = new TwitterFactory().instance

twitter.getUserListStatuses(
        twitter.getAllUserLists('kyon_mm').find{it.name == 'groovy'}.id, new Paging()
).each { println "<@${it.user.screenName}> $it.text" }