Page 19 | CodeGym online Java course - Help

Jeanne Vo
Level 22
Olympia
Question about the task Vowels and consonants
Java Syntax, Level 9, Lesson 11
Under discussion
"Just" a little tiny bug!Could you please help me to spot it out? The result was something like this: a I A S m m .
13.07.2020
666views
1comment
1
Mariam
Level 9
Columbus
Question about the task More Sam-I-Am
Java Syntax, Level 7, Lesson 9
Resolved
It Works but Compiler Does Not Excepts. Please Help It Works but Compiler Does Not Excepts. Please Help
11.09.2020
682views
3comments
6
An Gelo
Level 18
Cebu
Question about the task Feng Shui and statics
Java Syntax, Level 6, Lesson 11
Resolved
static variables Can someone help me what do you mean by move. i tried to add make int A a static variable so it can be passed but if i erased the static in int C i wont cause im using static A & B please help me undestand thanks..
16.08.2018
1841views
5comments
1
Santosh Kumar
Level 19
Gagret
Question about the task OOP: Method overloading
Java Core, Level 5, Lesson 4
Resolved
printMatrix method giving Error Not verifing the first requirement.
08.03.2019
2238views
4comments
5
Cristian
Level 16
Bucharest
Question about the task OOP: Method overloading
Java Core, Level 5, Lesson 4
Under discussion
What's wrong here? Thank you very much! package com.codegym.task.task15.task1507; import javax.lang.model.type.NullType; /* OOP: Method overloading */ public class Solution { public static void main(String[] args) { printMatrix(2, 3, "8"); printMatrix(2, 3, 5L); printMatrix(2, 3, 6d); printMatrix(2,
26.05.2021
494views
1comment
1
Jyothi
Level 20
Question about the task HashMap of 10 pairs
Java Syntax, Level 8, Lesson 3
Resolved
task08.task0802 - HashMap of 10 pairs task08.task0802 - HashMap of 10 pairs Initialization failing verify. why?
11.12.2018
1884views
3comments
2
catalin1989
Level 37
Question about the task Shuffled just in time
Java Syntax, Level 13, Lesson 7
Under discussion
Works fine in IntelliJ but doesn't pass the test. Can someone give me a hint why?public class Solution { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); ArrayListlist=new ArrayList(); System.out.println("Enter the length of the list: "); String s= reader.
19.09.2023
176views
2comments
0
FelixUjo
Level 35
Gijón
Question about the task Fix four mistakes
Java Core, Level 4, Lesson 8
Under discussion
I do not understand the task conditions I do not understand the task conditions
17.09.2023
179views
1comment
0
Satya Vath
Level 31
Vijayawada
Question about the task Equals and HashCode
Java Multithreading, Level 1, Lesson 5
Resolved
Where is the Error Please Help
23.04.2019
1530views
2comments
1
Arjun Kiruthivasan
Level 14
Chennai
Question about the task Correct answer: d = 1.0
Java Syntax, Level 10, Lesson 11
Resolved
where am i wrong??my o/p is correct not completed the task!!
25.09.2018
1948views
4comments
1
Dipankar Sinha
Level 22
United States of America
Under discussion
it is asking the ; after while package en.codegym.task.pro.task04.task0406; import java.util.Scanner; /* We show what we get */ public class Solution { public static void main(String[] args) { //write your code here Scanner sc = new Scanner (System.in); while (sc.hasNextLine()) {
17.09.2023
168views
2comments
0
matemate123
Level 50
Kraków
Question about the task 2048 (part 5)
Java Multithreading, Level 10, Lesson 15
Under discussion
Question from category: is any difference?I don't pass last condition like I thought. I suposed that primitives instance variable are initialize to default value (0, false) when object class is created, and because that I don't initialize it in constructor. Is there any difference between initializing them in the constructor or not, or is
11.08.2023
237views
3comments
0
Nitin Saini
Level 4
Question about the task We show what we get
Java Syntax, Level 4, Lesson 4
Under discussion
what are the problems here please help help
28.03.2023
405views
4comments
2
Hypnotoad
Level 4
Manila
Question about the task To work or not to work? That is the question
Java Syntax, Level 3, Lesson 6
Under discussion
About "inclusive" It stated 60 (inclusive), so as I understand it should be: if(age < 20 || age >=60) but solution is: if(age < 20 || age > 60) - its not inclusive
17.09.2023
163views
1comment
0
Spooky 999
Level 5
Zolwer
Question about the task There's never too much of a good thing
Java Syntax, Level 4, Lesson 5
Under discussion
Why does it not accept?After asking myself sometime, i showed me the solution and it was the same. Can someone help me? Thanks.
01.07.2023
274views
3comments
0
Anthony Chalk
Level 30
London
Question about the task Your own enum
Java Multithreading, Level 5, Lesson 2
Resolved
Please Help I'm not sure how I'm supposed to be implementing the hide() method. The configureColumns() method already marks all hidden columns with "-1" in realOrder[]. In fact, I made use of this fact in the getVisibleColumns() method, and that part is correct. Edit: never mind, misread the main() method an
02.03.2021
677views
1comment
2
Artur Jarosz
Level 30
Lublin
Question about the task Using JSON to convert from one class to another
Java Collections, Level 3, Lesson 5
Under discussion
It works but doesn't pass tests...Well, I think that it does what is should do... Can somebody give me a little hint what's wrong with it?
26.12.2019
1206views
5comments
0
Reyaz Ahmad Bhat
Level 4
Anantnag Jammu And Kashmir
Question about the task Summation
Java Syntax, Level 4, Lesson 3
Under discussion
Solution Scanner scanner = new Scanner(System.in); int sum = 0; boolean done = false; while (!done) { String input = scanner.nextLine(); if (input.equals("ENTER")) { done = true; } else { int nu
07.03.2023
522views
1comment
4
Anonymous #11384347
Level 32
Under discussion
IntelliJ editor crashes when I try to open a new task Hi, Can someone help please. I have up until now used the online editor but now the tasks are moving to IntelliJ code editor. Each time I try and launch a task the ItelliJ editor crashes. I am therefore a little lost as to what I can do to carry on with this course. I am using a MacBook Pro M1. W
31.08.2023
186views
2comments
0
delta
Level 4
Question about the task Three numbers
Java Syntax, Level 3, Lesson 2
Under discussion
the output for the solution I wrote should be 6 6 but not 66 the output for the solution I wrote should be 6 6 but not 66
08.09.2023
190views
1comment
0
Anonymous #11138917
Level 2
China
Question about the task 2048 (Part 18/18)
Games, Level 0, Lesson 2
Under discussion
I use ↑↓→, the reaction is different I attempted to run the code, and when I used the "moveUp()" function, the outcomes didn't match my expectations. Consequently, I made some adjustments to my code in an attempt to address the issue correctly. However, even after applying the provided example to solve the problem, the results still
08.09.2023
169views
1comment
0
public enum WaysToDie
Level 23
Denver
Question about the task Integer literals
Java Syntax, Level 9, Lesson 1
Under discussion
I made the minimum changes and still...I made the minimum required changes to the fields by reducing each value by 1. Now all the numbers fit the type but it still doesn't pass. Original code package en.codegym.task.pro.task09.task0901; /* Integer literals */ public class Solution { public byte b = 128; public short s = 32768
18.12.2021
1061views
4comments
0
Jyothi
Level 20
Question about the task Greater than 10? You're not a good fit for us
Java Syntax, Level 8, Lesson 8
Resolved
task08.task0814 - Greater than 10? You're not a good fit for us task08.task0814 - Greater than 10? You're not a good fit for us When I run it has removed elements > 10. But not according to codegym vaerify?
11.12.2018
2004views
5comments
1
Prashant Vishwakarma
Level 12
Mumbai
Question about the task 20 words that start with the letter "L"
Java Syntax, Level 8, Lesson 8
Under discussion
why not working?it seems me fine
23.09.2020
442views
2comments
1
Harshit Garg
Level 23
Chandigarh
Under discussion
What is a class inside a class?how is that possible?
20.08.2023
174views
1comment
0
Attila Ágoston
Level 5
Under discussion
It's working ;) int a; for(a = 0; a < array.length; a++) { if(array[a]%2 == 0) { array[a]*=-1; } System.out.println(array[a]); } } }
05.09.2023
162views
0comments
0
FelixUjo
Level 35
Gijón
Question about the task Writing to a file from the console
Java Core, Level 3, Lesson 11
Resolved
It doesn't seem to print exit. I don't know why It doesn't seem to print exit. I don't know why
03.09.2023
204views
2comments
0
Shraddha Lambat
Level 20
Mumbai
Question about the task Binary converter
Java Syntax, Level 11, Lesson 1
Resolved
what's wrong with this, plz help public static int toDecimal(String binaryNumber) { //write your code here if(binaryNumber==null || binaryNumber.isEmpty()) { return 0; } int decNo=0; int temp=0; for(int i=0;i
02.09.2023
238views
1comment
0
Shraddha Lambat
Level 20
Mumbai
Question about the task Binary converter
Java Syntax, Level 11, Lesson 1
Resolved
Wht its fail public static int toDecimal(String binaryNumber) { //write your code here if(binaryNumber==null || binaryNumber.isEmpty()) { return 0; } int decNo=0; int temp=Integer.valueOf(binaryNumber); for(int i=0;i
01.09.2023
207views
1comment
0
Lajos
Level 1
Gyula
Question about the task Creating a proxy object
Java Collections, Level 2, Lesson 8
Resolved
It's working, but I don't know what's wrong.Hello! Any idea what's the problem? It's working, but I don't know what's wrong. thx
21.04.2020
1251views
5comments
1

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