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# size in GB * 1024 * 2048 -> 3GB * 1024 * 2048 -> 6291456
diskutil erasevolume HFS+ "ramdisk" `hdiutil attach -nomount ram://6291456` 

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public class GetLocationOfClassTest {

    @Test
    public void getClasspathOfClass() throws Exception {
        String locationOfThisClass = getLocationOfClass(this.getClass());
        String locationOfJUnit4Class = getLocationOfClass(JUnit4.class);

        String expectedLocationOfThisClass = "/Users/<User>/Documents/project.java/studies/target/test-classes/";
        String expectedLocationOfJUnit4Class = "/Users/<User>/.m2/repository/junit/junit/4.11/junit-4.11.jar";

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    @Test
    public void testJoiner() throws Exception {
        List<String> texts = Lists.newArrayList("eins", null, "drei", "vier", "fünf", "sechs", "sieben", null);
        String joined;
        String expected;
        
        joined = Joiner.on(";")
                .skipNulls()
                .join(texts);

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SELECT username, account_status FROM dba_users;
ALTER USER <user> ACCOUNT UNLOCK;
ALTER USER <user> IDENTIFIED BY <password>; 
SELECT profile FROM dba_users WHERE username = <user>;
ALTER profile DEFAULT LIMIT FAILED_LOGIN_ATTEMPTS UNLIMITED PASSWORD_LIFE_TIME UNLIMITED;

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public class DateFormatFunction implements Function<Date,String> {

    private String format;

    public formatFunction(String format) {
        this.format = format;
    }

    @Override
    public String apply(Date date) {

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public enum EProductivityPlanType {
    TARGET, ACTUAL
}

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//  11111111112222222222333333
//  01234567890123456789012345
// |--------------------------|
//  ABCDEFGHIJKLMNOPQRSTUVWXYZ
//  DE = 1314, FR = 1527, IT = 1829  

def iban(bic, ban, country) {
    ban = ban.padLeft(10,'0')
    bic = bic.padLeft(8,'0')
    def checkSum = "${(98 - new BigInteger(bic+ban+country+'00').remainder(97))}".padLeft(2, '0')

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@echo off
set classpath=modules\system\layers\base\org\picketbox\main\picketbox-4.0.20.Final.jar
set mainclass=org.picketbox.datasource.security.SecureIdentityLoginModule
java -classpath %classpath% %mainclass% %1

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<?xml version="1.0" encoding="UTF-8"?>
<beans
        xmlns="http://xmlns.jcp.org/xml/ns/javaee"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee 
                      http://xmlns.jcp.org/xml/ns/javaee/beans_1_1.xsd"
        bean-discovery-mode="all">
</beans>

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On a Mac, the path is ~/Library/Caches/IntelliJIdea14/Maven/Indices/UserArchetypes.xml