class PythonClass {
    protected boolean True = true;
    protected boolean False = false;
    protected Object None = null;
}

class MyClass extends PythonClass {
    String do_something(Object foo) {
        if (foo == False)
            return ""                                  ;
        
        
        else if (foo == None)
            return "!"                                 ;
            
        else if (foo == True)
            return "Yay!"                              ;
    }
}

Yikes

By imaginedev, 2021-04-03 02:44:52
if (baza[mCurrentIndex] == Boolean.TRUE) {
            if (mCurrentIndex != baza.length-1) {
                up();
                nextQuestion();
            }

            if (mCurrentIndex == baza.length) {
                WypiszWynik();
            }

        }

so you have an array of booleans and you're comparing it to Boolean.TRUE why

By pain, 2017-10-31 21:58:54
// check if user is valid or not
ValidUserValidationResult userValidationResult = validUserValidator.validateUser(validationRequest);
By Anonymous, 2020-12-09 17:45:18
public class SentCon3 {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);

		double input;
		char choice;
		System.out.println("**** Menu-Driven Temperature Converter*****");
		System.out.println("only lowwer case is vaild");
		System.out.print("Enter the value to beconverted==> ");
		input = scan.nextDouble();
		System.out.println("What is your choice?");
		System.out.println("a)Fahrenheit to Celsius");
		System.out.println("b)Celsius to Fahrenheit");
		System.out.println("c)Kelvin to Celsius");
		System.out.println("d)Celsius to Kelvin");
		System.out.println("e)Kelvin to Fahrenheit");
		System.out.println("f)Fahrenheit to Kelvin.");
		System.out.print("Please enter your choice ==>");
		choice = scan.next().charAt(0);

		while (choice == 'a') {
			System.out.println((input / 5) * 9 + 32);
			break;
		}
		while (choice == 'b') {
			System.out.println((input - 32) * 5 / 9);
			break;
		}
		while (choice == 'c') {
			System.out.println(input - 273.15);

			break;
		}
		while (choice == 'd') {
			System.out.println(input + 273.15);
			break;
		}
		while (choice == 'e') {
			System.out.println((input - 273.5) * 9 / 5 + 32);
			break;
		}
		while (choice == 'f') {
			System.out.println((input + 459.67) * 5 / 9);
			break;
		}

	}

}

use while as if!!!!

By person, 2020-10-13 03:01:18
public List<Location> searchLocations(final String phrase) {
        final String like = phrase.replaceAll("(\\s)", "%$1") + "%";
        final List<Location> result = getLocations(
                "replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(replace(\n" +
                        "replace(lower(name),'.',' '),\n" +
                        "'á','a'),\n" +
                        "'é','e'),\n" +
                        "'í','i'),\n" +
                        "'ĺ','l'),\n" +
                        "'ó','o'),\n" +
                        "'ŕ','r'),\n" +
                        "'ú','u'),\n" +
                        "'ý','y'),\n" +
                        "'č','c'),\n" +
                        "'ď','s'),\n" +
                        "'ľ','l'),\n" +
                        "'ň','n'),\n" +
                        "'š','s'),\n" +
                        "'ť','t'),\n" +
                        "'ž','z'),\n" +
                        "'ä','a'),\n" +
                        "'ô','o') LIKE lower(?)\n" +
                        "ORDER BY CASE country_code WHEN 'SK' THEN 0 ELSE 1 END, length(name), name", like);
        return result;
    }

Author: I am satisfied with the project and I don't think I have anything to be ashamed of

By Anonymous, 2020-07-16 10:49:27
private static final double RESULT_OF_DIVISION_BY_0 = 9.99;

public static double getPercentageDifference(long currentResult, long previousResult) {
    if (previousResult == 0 && currentResult == 0) {
        return 0;
    } else if (previousResult == 0) {
        return RESULT_OF_DIVISION_BY_0;
    } else {
        return (currentResult - previousResult) * 1.0 / previousResult;
    }
}
By Anonymous, 2017-12-20 10:56:50
spring.datasource.password=#{@secretsManager.getJsonField('${DSP_DB_SECRET:}', 'password', @secretsManager.getString('${DSP_DB_PASSWORD_SECRET:}', '${DSP_DB_PASSWORD:}'))}

String boot, 3 env variables written as string containing code executable code which cannot be verified by compiler. Welcome to Java

By 7bits, 2022-02-01 19:17:55
String s = "string";

String.valueOf(s).toString();

// just to make sure it's a damn string
while(!s instanceof String) {
    String.valueOf(s).toString();
}
By Anonymous, 2021-01-23 17:11:10
#997 Java +12
final int two_fifty_five_hex = 0xFF
final int two_fifty_five_dec = 255

One is in hex but the other is in decimal! Watch out, make sure you use the correct 255, not the other 255.

By Anonymous, 2020-04-28 14:52:27
/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.


   O | O | O 
  -----------
   O | O | O 
  -----------
   O | O | O 
     

 */
package tictactoe;

import java.util.Scanner;

public class TicTacToe {

    /**
     * @param args the command line arguments
     * @throws java.lang.InterruptedException
     */
    public static void main(String[] args) throws InterruptedException {
        Scanner input = new Scanner(System.in);
        String a1 = "1";
        String a2 = "2";
        String a3 = "3";
        String a4 = "4";
        String a5 = "5";
        String a6 = "6";
        String a7 = "7";
        String a8 = "8";
        String a9 = "9";
        int inO;
        int inX = 0;
        boolean winner = false;
        PrintBoard(a1,a2,a3,a4,a5,a6,a7,a8,a9);
        System.out.printf("How to play - wait for your turn and when it comes write the number of the field that you want to draw in (from 1 to 9)\n");
        System.out.printf("Player O's turn: ");
        inO = input.nextInt();
        while (true) {
            switch (inO) {
                case 1:
                    if (a1 == "1") {
                        a1 = "O";
                    }
                    break;
                case 2:
                    if (a2 == "2") {
                    a2 = "O";
                    }
                    break;
                case 3:
                    if (a3 == "3") {
                    a3 = "O";
                    }
                    break;
                case 4:
                    if (a4 == "4") {
                    a4 = "O";
                    }
                    break;
                case 5:
                    if (a5 == "5") {
                    a5 = "O";
                    }
                    break;
                case 6:
                    if (a6 == "6") {
                    a6 = "O";
                    }
                    break;
                case 7:
                    if (a7 == "7") {
                    a7 = "O";
                    }
                    break;
                case 8:
                    if (a8 == "8") {
                    a8 = "O";                        
                    }
                    break;
                case 9:
                    if (a9 == "9") {
                    a9 = "O";
                    }
                    break;
                default:
                    System.out.printf("An error occured. Please accept it politely and restart the game.");
                    break;
            }
            System.out.printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
            if (null != Winners(a1,a2,a3,a4,a5,a6,a7,a8,a9))switch (Winners(a1,a2,a3,a4,a5,a6,a7,a8,a9)) {
                case "NONE":
                    if (a1 != "1" && a2 != "2" && a3 != "3" && a4 != "4" && a5 != "5" && a6 != "6" && a7 != "7" && a8 != "8" && a9 != "9") {
                        winner = true;
                        System.out.println("DRAW!");
                        Thread.sleep(3000);
                        break;
                    } else {
                    PrintBoard(a1,a2,a3,a4,a5,a6,a7,a8,a9);
                    System.out.printf("Player X's turn: ");
                    inX = input.nextInt();
                    break;
                    }
                case "X":
                    winner = true;
                    System.out.println("X HAS WON!!!");
                    Thread.sleep(3000);
                    break;
                case "O":
                    winner = true;
                    System.out.printf("O HAS WON!!!");
                    Thread.sleep(3000);
                    break;
                default:
                    break;
            }
            if (winner) {
                break;
            }
            switch (inX) {
                case 1:
                    if (a1 == "1") {
                    a1 = "X";
                    }
                    break;
                case 2:
                    if (a2 == "2") {
                    a2 = "X";
                    }
                    break;
                case 3:
                    if (a3 == "3") {
                    a3 = "X";
                    }
                    break;
                case 4:
                    if (a4 == "4") {
                    a4 = "X";
                    }
                    break;
                case 5:
                    if (a5 == "5") {
                    a5 = "X";
                    }
                    break;
                case 6:
                    if (a6 == "6") {
                    a6 = "X";
                    }
                    break;
                case 7:
                    if (a7 == "7") {
                    a7 = "X";
                    }
                    break;
                case 8:
                    if (a8 == "8") {
                    a8 = "X";
                    }
                    break;
                case 9:
                    if (a9 == "9") {
                    a9 = "X";
                    }
                    break;
                default:
                    System.out.printf("An error occured. Please accept it politely and restart the game.");
                    break;
            }
            System.out.printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
            if (null != Winners(a1,a2,a3,a4,a5,a6,a7,a8,a9))switch (Winners(a1,a2,a3,a4,a5,a6,a7,a8,a9)) {
                case "NONE":
                    if (a1 != "1" && a2 != "2" && a3 != "3" && a4 != "4" && a5 != "5" && a6 != "6" && a7 != "7" && a8 != "8" && a9 != "9") {
                        winner = true;
                        System.out.println("DRAW!");
                        Thread.sleep(3000);
                        break;
                    } else {
                    PrintBoard(a1,a2,a3,a4,a5,a6,a7,a8,a9);
                    System.out.printf("Player O's turn: ");
                    inO = input.nextInt();
                    break;
                    }
                case "X":
                    winner = true;
                    System.out.println("X HAS WON!!!");
                    Thread.sleep(3000);
                    break;
                case "O":
                    winner = true;
                    System.out.println("O HAS WON!!!");
                    Thread.sleep(3000);
                    break;
                default:
                    break;
            }
            if (winner) {
                break;
            }
        }    
    }
    
    public static void PrintBoard(String f1, String f2, String f3, String f4, String f5, String f6, String f7, String f8, String f9) {  
        System.out.printf("   %s | %s | %s \n",f1,f2,f3);
        System.out.printf("  ----------- \n");
        System.out.printf("   %s | %s | %s \n",f4,f5,f6);
        System.out.printf("  ----------- \n");
        System.out.printf("   %s | %s | %s \n",f7,f8,f9);
        System.out.printf(" \n");
    }
    
    public static String Winners(String f1, String f2, String f3, String f4, String f5, String f6, String f7, String f8, String f9) {
        if (f1 == f2 && f2 == f3 && f3 == "O") {
            return "O";
        } else if (f4 == f5 && f5 == f6 && f6 == "O") {
            return "O";
        } else if (f7 == f8 && f8 == f9 && f9 == "O") {
            return "O";
        } else if (f1 == f4 && f4 == f7 && f7 == "O") {
            return "O";
        } else if (f2 == f5 && f5 == f8 && f8 == "O") {
            return "O";
        } else if (f3 == f6 && f6 == f9 && f9 == "O") {
            return "O";
        } else if (f1 == f5 && f5 == f9 && f9 == "O") {
            return "O";
        } else if (f3 == f5 && f5 == f7 && f7 == "O") {
            return "O";
        } else if (f1 == f2 && f2 == f3 && f3 == "X") {
            return "X";
        } else if (f4 == f5 && f5 == f6 && f6 == "X") {
            return "X";
        } else if (f7 == f8 && f8 == f9 && f9 == "X") {
            return "X";
        } else if (f1 == f4 && f4 == f7 && f7 == "X") {
            return "X";
        } else if (f2 == f5 && f5 == f8 && f8 == "X") {
            return "X";
        } else if (f3 == f6 && f6 == f9 && f9 == "X") {
            return "X";
        } else if (f1 == f5 && f5 == f9 && f9 == "X") {
            return "X";
        } else if (f3 == f5 && f5 == f7 && f7 == "X") {
            return "X";
        } else {
            return "NONE";
        }
    }
}

There are sooo many problems with this...

By umnikos, 2017-12-12 17:27:24
	public static int findSplitVariable(LinkedList<ByteDataRow> matrix) {
		LinkedList<ByteDataRow> list = new LinkedList<ByteDataRow>();
		int maxNoOfZeros = 0;
		int maxNoOfOnes = 0;
		int varId = -1;
		int[] NoOfOnesInColumn = new int[matrix.get(0).getInVars().length];


		for (ByteDataRow bdr : matrix) {
			int tmpNoOfZeros = bdr.getNumberOfZeros();
			if (maxNoOfZeros < tmpNoOfZeros) {
				list.clear();
				list.add(bdr.clone());
				maxNoOfZeros = tmpNoOfZeros;
			} else if (maxNoOfZeros == tmpNoOfZeros) {
				list.add(bdr.clone());
			}
		}

		for (ByteDataRow bdr : list) {
			byte[] vars = bdr.getInVars();
			for (int i = 0; i < vars.length; i++) {
				NoOfOnesInColumn[i] = NoOfOnesInColumn[i]
						+ Byte.compare(vars[i], Byte.parseByte("0"));
				if (NoOfOnesInColumn[i] > maxNoOfOnes) {
					maxNoOfOnes = NoOfOnesInColumn[i];
					varId = i;
				}
			}
		}

		return varId;
	}

	public static int findSplitVariable(LinkedList<ByteDataRow> matrix, int varIdx) {
		LinkedList<ByteDataRow> list = new LinkedList<ByteDataRow>();
		int maxNoOfZeros = 0;
		int maxNoOfOnes = 0;
		int varId = -1;
		int[] NoOfOnesInColumn = new int[matrix.get(0).getInVars().length];

		// Wybierz kostkÍ z najwiÍkszπ liczbπ zer.
		for (ByteDataRow bdr : matrix) {
			int tmpNoOfZeros = bdr.getNumberOfZeros();
			if (maxNoOfZeros < tmpNoOfZeros) {
				list.clear();
				list.add(bdr.clone());
				maxNoOfZeros = tmpNoOfZeros;
			} else if (maxNoOfZeros == tmpNoOfZeros) {
				list.add(bdr.clone());
			}
		}

		for (ByteDataRow bdr : list) {
			byte[] vars = bdr.getInVars();
			for (int i = 0; i < vars.length; i++) {
				NoOfOnesInColumn[i] = NoOfOnesInColumn[i]
						+ Byte.compare(vars[i], Byte.parseByte("0"));
				if (NoOfOnesInColumn[i] > maxNoOfOnes) {
					maxNoOfOnes = NoOfOnesInColumn[i];
					varId = i;
				}
			}
		}

		return varId;
	}

There are two methods findSplitVariable. Second one takes extra parameter (varIdx) that is not used anywhere.

By Paul, 2018-02-17 14:47:37
    if (!recruiters
                    .stream().map(UserData::getUserName).collect(Collectors.toList())
                    .contains(recruiter.getUserData().getUserName())) {
    }
By somebody11, 2022-03-11 09:56:35
	public static <A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P> String get(A h, B u, C e, F l, G o, D v, E p, H a, I b, L c, K d, N f, J g, P i, M j, N m) {
        StringBuilder yes = new StringBuilder();
        yes.append((String) String.valueOf(h.toString()));
        yes.append((String) String.valueOf(u.toString()));
        yes.append((String) String.valueOf(e.toString()));
        yes.append((String) String.valueOf(l.toString()));
        yes.append((String) String.valueOf(o.toString()));
        yes.append((String) String.valueOf(v.toString()));
        yes.append((String) String.valueOf(p.toString()));
        yes.append((String) String.valueOf(a.toString()));
        yes.append((String) String.valueOf(b.toString()));
        yes.append((String) String.valueOf(c.toString()));
        yes.append((String) String.valueOf(d.toString()));
        yes.append((String) String.valueOf(f.toString()));
        yes.append((String) String.valueOf(h.toString()));
        yes.append((String) String.valueOf(g.toString()));
        yes.append((String) String.valueOf(i.toString()));
        yes.append((String) String.valueOf(j.toString()));
        return (String) String.valueOf(yes.toString());
	}

why

By fxcil, 2022-03-24 21:53:11
try
{
    len = readBufferSize(reader);
}
catch (IOException xcp)
{
    throw xcp;
}

I swear I didn't omit a single symbol (except for tabs at the beginning)

By RusAD, 2019-07-18 09:24:10
public class CustomBoolean {

    private Container<java.lang.Boolean> booleanContainer;

    public CustomBoolean(Container<Boolean> booleanContainer) {
        CustomBoolean custom_boolean = getThis();
        custom_boolean.booleanContainer = booleanContainer;
    }

    private <T extends Object> T getThis() {
        return (T) (Object) (T) this;
    }

    public Container<Boolean> getBooleanContainer() {
        return booleanContainer;
    }

    public static CustomBoolean create(Boolean value) {
        return new CustomBoolean(Container.builder().setValue(true).build());
    }

    public static void main(String[] args) {
        System.out.println(CustomBoolean.create(Boolean.TRUE).getBooleanContainer().getObject());
    }

    public static class Container<T extends Object> {

        private T object = null;

        private Container(T object) {
            Container<T> _this = getThis();
            _this.object = (T) (Object) object;
        }

        private <T extends Object> T getThis() {
            return (T) (Object) (T) this;
        }

        public static Builder builder() {
            return new Builder();
        }

        public T getObject() {
            return object;
        }

        public static class Builder<T extends Object> {
            private T value;

            public Builder<T> setValue(T value) {
                Container<T> _this = getThis();
                _this.object = (T) (Object) value;
                return this;
            }

            private <T extends Object> T getThis() {
                return (T) (Object) (T) this;
            }

            public Container build() {
                return new Container(value);
            }
        }
    }
} // Dort#0001

trolled

By Dort, 2022-03-24 21:41:54