rjdkolb

        if (isUsed(usersHouse.cookingElectricStovePlates) && (isUsed(usersHouse.cookingLPGstovePlates))){//yes the user uses an electric plates and LPG plates
            addSuggestion("I see you are using LPG gas in combination with an electric stove")
        }
        else if (isUsed(usersHouse.cookingElectricStovePlates))//yes the user uses an electric plates but not LPG gas
            def percent = percent(usersHouse.cookingElectricStovePlates , perfectHouse.cookingLPGstovePlates)
            if (percent > 150){
                 addSuggestion("I see you are not using LPG gas, perhaps you should switch and you are using more than 150 % of the IES house")
            }
            else if (percent > 110){
                 addSuggestion("I see you are not using LPG gas, perhaps you should switch")

rjdkolb

@Stateless
public class AuctionItemExternalWorker {
    @EJB
    AuctionItemService service;
    @EJB
    AuditServiceAudit audit;
    public void setMinBid(long bidId,long minBidCents) {
        audit.auditSetMinBid(bidId,minBidCents);
        service.setMinBid(bidId,minBidCents);
    }

rjdkolb

import java.io.IOException;
import com.sun.jersey.api.container.httpserver.HttpServerFactory;
import com.sun.jersey.api.core.PackagesResourceConfig;
import com.sun.jersey.api.core.ResourceConfig;
import com.sun.net.httpserver.HttpServer;

public class RunRest {

    static final String BASE_URI = "http://localhost:9999/rest/";

rjdkolb

public class ConsumeHeap {

   public static void main(String []args) throws IOException{
       HashMap<Long,Integer> hugeMap = new HashMap<>();
       Random rand = new Random(System.currentTimeMillis());
       for (int count=0;count <5000000;count++){
           long time = System.currentTimeMillis();
           hugeMap.put(time, rand.nextInt());
       }
       System.out.println("Done");

rjdkolb

public class App {

    public void createPrimativeInteger(){
        int x = 100000000;
    }
    public void createObjectIntegerNonAutoBoxing(){
        int x = 200000000;
    }
    public void createObjectIntegerAutoBoxing(){
        Integer x = 300000000;

rjdkolb

Java 8	Java 8 G1GC	Java 9	Java 9 G1GC
DynamicLanguages.groovy	402.142	352.266	397.495	370.121
ExceptionsBenchMark.throwRuntimeException	885181.859	823326.931	910622.671	843228.203
GeneratePoiWorkBook.generatePoiXLSWorkBook	34205.392	28162.636	35129.546	28693.55
GeneratePoiWorkBook.generatePoiXLSXWorkBook	1125.074	980.061	1172.468	1012.47
GeneratePrimeNumbersWithForLoop.generatePrime	231035.868	230904.102	231405.021	230599.11
Jackson.jsonMashal	30019.081	22232.937	31908.426	24242.968
Jackson.jsonUnmashal	26942.264	20443.724	26736.986	22404.13
Jackson.xmlMashalJackson	22868.064	19657.647	23112.766	19947.204
Jackson.xmlMashalJacksonStatic	691051.644	441105.658	745753.342	487013.862

rjdkolb

    public static AtomicInteger counter = new AtomicInteger(1);

    public static final String user1JsonStart = "{\n"
            + "  \"name\" : { \"first\" : \"Joe\", \"last\" : \"Sixpack";
    public static final String user1JsonEnd = "\" },\n"
            + "  \"gender\" : \"MALE\",\n"
            + "  \"verified\" : false,\n"
            + "  \"userImage\" : \"Rm9vYmFyIQ==\"\n"
            + "}";

rjdkolb

        List<String> list = new ArrayList<>();
        for (int count = 0; count < 60000; count++) {
            list.add("T " + count);
        }
        SXSSFWorkbook workbook = new SXSSFWorkbook();
        SXSSFSheet sheet = workbook.createSheet("FIELD OPERATIONS TRACKER");
        for (int i = 0; i < list.size(); i++) {
            SXSSFRow rowHeader = sheet.createRow(i);
            for (int cellcount = 0; cellcount < 85; cellcount++) {
                SXSSFCell cell = rowHeader.createCell(cellcount);

rjdkolb

<?xml version="1.0" encoding="UTF-8"?>
<Configuration  status="WARN" name="API" monitorInterval="30">
    <Appenders>
        <RollingRandomAccessFile name="CatchAll" fileName="logs/all.log" immediateFlush="false" append="true" FilePattern="logs/$${date:yyyy-MM}/all-%d{yyyy-MM-dd}-%i.log.gz">
            <PatternLayout>
                <Pattern>%d %m%n</Pattern>
            </PatternLayout>
            <Policies>
                <TimeBasedTriggeringPolicy interval="1" modulate="true" />
                <SizeBasedTriggeringPolicy size="2 GB"/>

rjdkolb

public class DuplicateSumTest {
    @Test
    public void sumNonDuplicates() {
        Assert.assertEquals("", 3, sumNonDuplicates(new int[]{1, 2}));
    }

    @Test
    public void sumDuplicates() {
        Assert.assertEquals("", 3, sumNonDuplicates(new int[]{2, 1, 2, 1}));
    }