Promotion
CodeGym University
Learning
Course
Tasks
Surveys & Quizzes
Games
Help
Schedule
Community
Users
Forum
Chat
Articles
Success stories
Activity
Reviews
Subscriptions
Light theme
Help with tasks
Reviews
About us
Start
Start learning
Start learning now
All questions
Ask a question
All quests
All levels
Any status
Questions about tasks
Hot
- FniJnn -
Level 33
Paris
Question about the task
Refactoring, anonymous classes
Java Multithreading
,
Level 4
,
Lesson 9
Resolved
How to create a new object of an anonymous class ?
Everything is in the title, thanks :)
27.01.2020
1153
views
4
comments
2
Bertalan
Level 10
Question about the task
Inheriting methods
Java Syntax
,
Level 8
,
Lesson 7
Under discussion
Buggy tasks?
I'm maybe doing something wrong, but unless I exit this task and reenter it, it just shows the same class in every file, even for the default starting point. Same with the other inheritance task before this. i just pushed show correct solution in the end and published that
22.10.2023
75
views
0
comments
0
Week Kee
Level 1
Under discussion
Gui java
write code in java GUI intellij swing for school management system project
16.10.2023
129
views
1
comment
0
rousal.mart
Level 1
Under discussion
How do I change the programing language?
How do I change the programing language?
19.10.2023
99
views
1
comment
0
Nicolas Huet
Level 41
Provins
Question about the task
Sometimes anonymity is so nice!
Java Multithreading
,
Level 3
,
Lesson 8
Under discussion
Not passing ONE condition, the USER one...
Every condition is passing with exactly the same method, but the USER one won't, even if it's correctly displaying everything. Can someone help me? EDIT: there are no " ' " in my real solution, that was just a desperate attempt
16.08.2019
1230
views
1
comment
1
Kyle Akuya (Wicked98)
Level 18
United States of America
Question about the task
A cubed cube calculator
Java Syntax
,
Level 7
,
Lesson 3
Under discussion
Ninth degree method should work , what is wrong ?
I have implemented everything and it appears that the ninth Degree method should work , but I keep on getting that I'm not able to pass the second requirement: The ninthDegree() method must return the result of raising the passed number to the power of nine. What is going wrong for this code?
18.10.2023
126
views
2
comments
0
Sára Göblová
Level 26
Prague
Question about the task
Word search
Java Core
,
Level 10
,
Lesson 10
Under discussion
it runs smoothly but the verification fails with "the list returned by detectAllWords method is not the right size"
I dont understnad why the last condition is not satisfied
23.02.2020
832
views
5
comments
0
Marcin Olech
Level 41
Kraków
Question about the task
MyMultiMap
Java Collections
,
Level 6
,
Lesson 10
Under discussion
remove() and keySet() not passing
Hey, I have the same output as commented in main (also tested it a bit and everything works fine) but it's not passing. keySet() seems obvious (or not?). @Override public Set keySet() { return map.keySet(); } remove(): @Override public V remove(Object key) {
15.01.2020
1217
views
5
comments
2
Denis
Level 22
Kharkiv
Question about the task
Another interruption
Java Core
,
Level 6
,
Lesson 10
Under discussion
Last condition. Help
Pls give me some advice
27.06.2019
916
views
3
comments
1
Kyle Akuya (Wicked98)
Level 18
United States of America
Question about the task
Creating a two-dimensional array
Java Syntax
,
Level 6
,
Lesson 6
Under discussion
How to fix this ? Why am I getting errors?
Hello All, I'm still encountering error after running the following code. I'm not sure what I'm missing here. I thought I established all my variable correctly.
16.10.2023
120
views
1
comment
0
Reyaz Ahmad Bhat
Level 4
Anantnag Jammu And Kashmir
Question about the task
Bigger every time
Java Syntax
,
Level 2
,
Lesson 6
Under discussion
This is the an
int hugeAmount = Integer.parseInt(bigAmount) + Integer.parseInt(greatAmount);
14.02.2023
237
views
2
comments
0
Harshit Garg
Level 23
Chandigarh
Question about the task
Two iPhones
Java Syntax
,
Level 11
,
Lesson 5
Resolved
didnt understand the problem error
Second requirement is not being met.. Requirements: • The IPhone class must override the public boolean equals(Object) method. • The equals method must return true for two equal IPhone objects and false for different ones. • The equals method must return false if null is passed to it. it also says
18.09.2023
313
views
10
comments
0
FelixUjo
Level 35
Gijón
Question about the task
CRUD
Java Core
,
Level 7
,
Lesson 10
Resolved
I do not understand the mentor's recommendations
I don't know how to be sure that the Person object is added to the list and how to be sure that the size of the list does not change when the object is updated.
14.10.2023
112
views
1
comment
0
Amantai
Level 46
Shymkent
Question about the task
Thread priorities
Java Multithreading
,
Level 8
,
Lesson 6
Resolved
Help is needed
Why is the task not accepted? All these constructors were produced by IntelliJ IDEA(Alt+Insert), I just added the logic to the corresponding two constructors. Validation result: Error in com/codegym/task/task28/task2805/MyThread.java on line 58 no suitable constructor found for Thread(java.lang.Thr
14.10.2023
248
views
5
comments
0
Inferno
Level 5
Rewa
Question about the task
Maximum of entered numbers
Java Syntax
,
Level 4
,
Lesson 5
Under discussion
Requirements error
All requirements are satisfied but still it's showing error in requirement "System must show the output".
14.10.2023
139
views
2
comments
0
Inferno
Level 5
Rewa
Question about the task
We show what we get
Java Syntax
,
Level 4
,
Lesson 4
Under discussion
Requirements error
output is according to requirement but still requirements not complete
04.10.2023
98
views
2
comments
0
digger
Level 18
CodeGym University in India
Question about the task
Second smallest number entered
Java Syntax
,
Level 4
,
Lesson 5
Resolved
my solution is correct but its not accepting. idk Why
please correct me if I am wrong anywhere.
30.11.2022
392
views
3
comments
0
Anonymous #11149234
Level 6
United States of America
Question about the task
Second smallest number entered
Java Syntax
,
Level 4
,
Lesson 5
Under discussion
any ideas with my solution? please
I am getting some of the tasks but I am missing something here! anyone can help me or give me some ideas?? please
05.11.2022
485
views
4
comments
0
sagar thakur
Level 6
CodeGym University in India
Question about the task
Second smallest number entered
Java Syntax
,
Level 4
,
Lesson 5
Under discussion
What is wrong with my solution?
import java.util.Scanner; /* Second smallest number entered */ public class Solution { public static void main(String[] args) { Scanner console = new Scanner(System.in); int min = Integer.MAX_VALUE; int secondMin = Integer.MAX_VALUE; while (console.hasNextInt
08.03.2023
325
views
2
comments
0
Anonymous #11408642
Level 1
Bryanston
Under discussion
which command is used to codea values
if for displaying text command is System.out.println which command is for values
12.10.2023
65
views
1
comment
0
konchada vinay
Level 2
Question about the task
What is ClassLoader?
Java Collections
,
Level 5
,
Lesson 10
Under discussion
what is java
how to use java
10.01.2023
177
views
1
comment
0
Kyle Akuya (Wicked98)
Level 18
United States of America
Question about the task
Remove duplicate strings
Java Syntax
,
Level 6
,
Lesson 4
Under discussion
Why is my output not matching the desired output?
the output I"m getting is: "Hello"null, "World", "Java", "Tasks"null What is happening, that i"m not getting?
12.10.2023
133
views
3
comments
0
Shraddha Lambat
Level 20
Mumbai
Question about the task
Creating our own list
Java Syntax
,
Level 16
,
Lesson 3
Resolved
Why its fail
capacity=capacity+(capacity+capacity/2); String[] temp = new String[capacity]; for (int j = 0; j < elements.length; j++) { temp[j] = elements[j]; } elements = temp;
06.10.2023
221
views
4
comments
0
Justin Smith
Level 41
Greenfield, USA
Question about the task
Calling a static method
Java Collections
,
Level 5
,
Lesson 4
Under discussion
I don't understand the solution
In the previous lesson: https://codegym.cc/quests/lectures/questcollections.level05.lecture03 They use the following block of example code: class Zoo<T> { ArrayList<T> pets = new ArrayList<T>(); public T createAnimal() { T animal = new T(); pets.add(animal) return anima
18.11.2022
351
views
5
comments
0
Abe
Level 41
Salt Lake City
Question about the task
Wildcards
Java Collections
,
Level 5
,
Lesson 8
Resolved
Help!! Another one I just can't figure out.
I believe this task is looking for something very specific and I cannot figure out what that is (or there is a bug). Has anyone else passed this task? If so, could you give me a little push to help me understand what exactly the 3rd requirement is looking for?
19.11.2019
1188
views
3
comments
1
Andrei
Level 41
Question about the task
Collections & Generics
Java Collections
,
Level 5
,
Lesson 6
Resolved
Can someone please explain why I need 2 < T > before and after ArrayList?
So in line 16 I have the method declaration for newArrayList. For it to be accepted, it needs < T > before and after ArrayList. Please let me know if I have understood this correctly. The second < T > is the return type of the ArrayList. So this method will return an ArrayList that con
13.07.2021
551
views
7
comments
0
Justin Johnson
Level 31
Clearwater
Question about the task
Threads of a string or stringy threads? That's the question
Java Multithreading
,
Level 2
,
Lesson 5
Resolved
Can someone help me please and thank you?
In my code,under the OurUncaughtExceptionHandler class, I have literal strings in place for the StringIndexOutOfBounds info. I need help getting this string from the parameters. If anyone has a solution I could look at, I would appreciate it. Thanks.
21.03.2020
1292
views
5
comments
2
Bertalan
Level 10
Question about the task
Giant cities
Java Syntax
,
Level 7
,
Lesson 5
Under discussion
the answer to this problem is explained in the next lesson
The answer provided by the correct solution is explained in the next lesson, from what I can see..
07.10.2023
118
views
0
comments
0
Deniz Karadal
Level 41
Freinsheim
Question about the task
Bug in equals/hashCode
Java Multithreading
,
Level 1
,
Lesson 5
Under discussion
Any hint which I miss on this?
I need an another eye which needs to put me in the right direction. I simply miss a simple point but have not yet found it.
24.09.2020
485
views
1
comment
1
FelixUjo
Level 35
Gijón
Question about the task
Sequential file output
Java Core
,
Level 6
,
Lesson 13
Resolved
I can't find a solutions. I have tried all methods to check if the thread has started.
I can't find a solutions. I have tried all methods to check if the thread has started.
08.10.2023
145
views
1
comment
0
Show more
1
...
8
9
10
11
12
...
366
Please enable JavaScript to continue using this application.