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Questions about tasks
Hot
Anonymous #11439288
Level 22
Question about the task
Cat carnage (2)
Java Syntax
,
Level 10
,
Lesson 2
Under discussion
what it's not passing ?
package en.codegym.task.jdk13.task05.task0501; /* Cat carnage (1) */ public class Solution { public static void main(String[] args) { Cat cat1 = new Cat("name1",1,2,3); Cat cat2 = new Cat("name2",1,2,3); Cat cat3 = new Cat("name3",1,2,3); } publi
06.01.2024
116
views
1
comment
0
Niraj Biswakarma
Level 8
Question about the task
Our first converter!
Java Syntax
,
Level 2
,
Lesson 2
Resolved
double value
not showing double value why??
29.07.2018
3055
views
17
comments
0
MoJo
Level 16
Cairns
Question about the task
Chess board
Java Syntax
,
Level 6
,
Lesson 5
Resolved
I want to understand the validation better. My code works fine as far as I can tell, but won't be accepted
Any Ideas, why this is not valid?
13.12.2023
167
views
2
comments
0
Abhishek Tripathi
Level 65
Rewa
Question about the task
Serialization of a zoo
Java Core
,
Level 16
,
Lesson 5
Resolved
Annotation in Serialization
Can anyone explain me what should I do here?
05.12.2023
241
views
2
comments
0
Md Emon
Level 2
Under discussion
h
how to change course language
29.11.2023
177
views
2
comments
0
Mina Nabil
Level 17
Sydney
Question about the task
Something superfluous
Java Core
,
Level 5
,
Lesson 4
Under discussion
Problem with my code
Hi, whats the problem with my code, I know that print((short) 1) will work and print((Short) 1); won't but why is this happening although I should use the wrapper class Short not the short as I understand ?
06.03.2021
621
views
6
comments
1
Kotlet
Level 28
Wroclaw
Resolved
CodeGym language change
Hello everyone, I have unusual question. Yesterday by accident somehow my language in some areas of CodeGym changed from English to Russian (for example instead of “level” under name I see “уровень”). This also affected some text in intelliJ (in task conditions instead of the word “requirements” I
05.06.2019
2922
views
8
comments
4
matemate123
Level 50
Kraków
Question about the task
Aggregator (part 5)
Java Collections
,
Level 8
,
Lesson 15
Resolved
WTF? The same code like solution
Three red buttons? What the hell is going on here? I think this project was build untidy...
17.11.2023
128
views
4
comments
0
Artur Svvvskyi
Level 13
Geneva
Under discussion
how to reach the next task without a task menu navigation?
how to reach the next task without a task menu navigation? it takes some time to click the bottom and search for the next task in the menu
08.11.2023
95
views
2
comments
0
matemate123
Level 50
Kraków
Question about the task
Deserializing an XML object
Java Collections
,
Level 3
,
Lesson 8
Resolved
Implementation of JAXB-API has not been found on module path or classpath.
I validate but it's not working on my computer. What can I do if I want it's works for me :(
14.09.2023
355
views
7
comments
0
NNAMDI HENRY
Level 6
ABUJA
Question about the task
Sum of the digits of a three-digit number
Java Syntax
,
Level 3
,
Lesson 12
Under discussion
Confused here, assistance needed please
please I'm stuck here, I don't understand the question. please can anyone assist me . much appreciation.
30.06.2021
527
views
5
comments
0
Denis
Level 25
Vancouver
Question about the task
Introducing graphs
Java Core
,
Level 10
,
Lesson 10
Under discussion
Didn't understand anything !
Didn't understand anything ! I just put implements Serializable and passed it ? It was the most strange task for last 3-4 lvels :)
23.05.2019
1434
views
7
comments
10
Matthew Riggs
Level 6
United States of America
Question about the task
Broken keyboard
Java Syntax
,
Level 3
,
Lesson 9
Under discussion
I'm confused about the (x.equalsIgnoreCase(y).
I thought that (x.equalsIgnoreCase(y)) assigns itself a value of true or false based on the variables you put into it, but I needed to do that manually? ((x.equalsIgnoreCase(y)) == true) ?
16.12.2023
184
views
1
comment
1
matemate123
Level 50
Kraków
Question about the task
Tetris (part 14)
Java Collections
,
Level 2
,
Lesson 15
Resolved
It's working but still not valid
I'm little tired of this course I dare say. Maybe I don't see something. Please help!
07.09.2023
286
views
9
comments
1
Anonymous #11168903
Level 3
Elizabeth
Question about the task
School or college
Java Syntax
,
Level 3
,
Lesson 4
Under discussion
It looks like it's done right, but I assume the curly braces not located correctly. PLEASE HELP
It looks like it's done right, but I assume the curly braces not located correctly. PLEASE HELP. I dont know what else to do to satisfy 5."If the age is less than 6, then don't display anything". Everything else works. I tried not to put anything in 21st lane, but same result comes out..
29.11.2022
444
views
3
comments
0
Ági Kerékgyártó
Level 7
Budaörs
Question about the task
Drawing lines
Java Syntax
,
Level 4
,
Lesson 13
Under discussion
What's wrong?
What's wrong?
16.11.2020
346
views
3
comments
0
Maciej Fuhrmann
Level 26
Gdynia
Question about the task
Request parser
Java Core
,
Level 5
,
Lesson 12
Under discussion
works but can't pass 4th requirement
public class Solution { public static void main(String[] args) throws IOException { //write your code here BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); List pList = new ArrayList<>(); String URL = br.readLine(); String p
08.06.2019
978
views
1
comment
0
Jonas
Level 41
Vilnius
Question about the task
Sending a GET request via a socket
Java Collections
,
Level 10
,
Lesson 8
Under discussion
What request should I write?
what should I write on line 20?
09.06.2020
698
views
2
comments
2
Deepak Chandra
Level 16
Visakhapatnam
Question about the task
Number of letters
Java Syntax
,
Level 10
,
Lesson 11
Under discussion
Everything is good
Hey guys everything is fine with my code it works and is verified succesfully. I am posting this so that you guys could suggest me any further modifications in my code(i.e if there is some unnecessary code, or may be i could have written some logic better etc). Go through my code and suggest me if
23.06.2019
1209
views
5
comments
2
Angel Stefan Arjoca
Level 26
Bucharest
Question about the task
Service locator
Java Collections
,
Level 2
,
Lesson 10
Resolved
OMG!!! 😡😡😡
Stuck for 2 h, everting i write is no good... frustred as F...k!🤬🤦♂️ Any hint, some good exemple, some good info, tk you!
24.09.2020
345
views
3
comments
0
Bashka
Level 4
Russia
Question about the task
Conscription
Java Syntax
,
Level 3
,
Lesson 3
Under discussion
Oooo, shit.....))
To the point, I forgot about 28! Thank you!)))
31.12.2023
105
views
1
comment
0
Ovo Leslie
Level 26
Lagos
Question about the task
Tetris (part 13)
Java Collections
,
Level 2
,
Lesson 15
Resolved
Can anyone help me out here. I can't figure out the matrix thing
Help needed!
21.05.2020
433
views
2
comments
1
FelixUjo
Level 33
Gijón
Question about the task
Reading and writing to a file: Human
Java Core
,
Level 10
,
Lesson 2
Under discussion
I can't think of anything else to try
I can't think of anything else to try
08.12.2023
112
views
1
comment
0
Amantai
Level 45
Shymkent
Question about the task
Iterating through a file tree
Java Collections
,
Level 1
,
Lesson 2
Under discussion
Help
Where is the error?
12.12.2023
112
views
1
comment
0
Ramen
Level 23
South Lake Tahoe
Question about the task
Toward an RMI server
Java Collections
,
Level 2
,
Lesson 10
Under discussion
Can anyone explain this? What does this have to do with the lesson?
public class Solution { public static final String UNIC_BINDING_NAME = "double.string"; public static Registry registry; //pretend we start rmi client as CLIENT_THREAD thread public static Thread CLIENT_THREAD = new Thread(new Runnable() { @Override public void run(
02.01.2024
81
views
0
comments
0
Rajesh Yadav
Level 17
Delhi
Question about the task
Reverse
Java Syntax
,
Level 5
,
Lesson 2
Under discussion
way to salved the problem is straight forward
read the first integer value stored in N(size of array) create an array of size N and stored all next value into array now check the size of array that N is even or odd if even then reverse the array and print else print same as it is.... hope you try first yourself...
31.12.2023
77
views
0
comments
0
Bashka
Level 4
Russia
Question about the task
Conscription
Java Syntax
,
Level 3
,
Lesson 3
Under discussion
WTF, paty two..
My answer: ......................... P Scanner scanner = new Scanner (System.in) ; String name = scanner. NextLine ( ) ; int age = scanner. NextInt ( ) ; if( age >= 18) { System.out.println ( name + militaryCommissar) ; } ; ................. And what you think? It write : wrong. WTF,
31.12.2023
91
views
1
comment
0
Anonymous #11439288
Level 22
Question about the task
Chess board
Java Syntax
,
Level 6
,
Lesson 5
Under discussion
seems im printing the right output but its not validated , any clue ?
package en.codegym.task.jdk13.task06.task0634; import java.util.Scanner; /* Chess board */ public class Solution { public static char[][] array; public static void main(String[] args) { //write your code here Scanner scanner = new Scanner(System.in); //System.ou
29.12.2023
71
views
1
comment
0
Matthew Riggs
Level 6
United States of America
Question about the task
Even numbers
Java Syntax
,
Level 4
,
Lesson 6
Under discussion
Very confused...
I can't test this code because it says I'm missing a ")" on line 20, but I don't see anywhere I could put one. en/codegym/task/pro/task04/task0411/Solution.java:20: error: ')' expected for (int x = 1; x % 2 == 0; x++;) { ^ Is the error something else
21.12.2023
216
views
7
comments
0
Khongpak Phupkdee
Level 15
Chiangrai
Question about the task
MovieFactory
Java Core
,
Level 4
,
Lesson 8
Resolved
Why I passed this sixth requirement when I move code? Please Explant
From 6. For each string entered (including the invalid string), you must call the MovieFactory.getMovie method. public class Solution { public static void main(String[] args) throws Exception { // Read several keys (strings) from the console. Item 7 BufferedReader reader = new
29.08.2021
659
views
4
comments
1
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