CodeGym online Java course - Help

Abhishek Tripathi
Level 44
Rewa
Question about the task Serialization of a zoo
Java Core, Level 16, Lesson 5
New
Annotation in Serialization Can anyone explain me what should I do here?
05.12.2023
6views
0comments
0
Md Emon
Level 1
Under discussion
h how to change course language
29.11.2023
16views
1comment
0
WIDMO
Level 41
Gdańsk
Question about the task Incorrect annotations
Java Collections, Level 8, Lesson 8
Resolved
Anybody knows what's wrong with my solution?...
14.11.2020
296views
1comment
1
Anonymous #11423390
Level 5
Mountlake Terrace
Question about the task There's never too much of a good thing
Java Syntax, Level 4, Lesson 5
Under discussion
I don't understand the last line of the answer The last line "while (number >0 && number < 4); confuses me. Why it's not "while (number > 0 && number < 5);"? Can someone help to explain? Thank you!
30.11.2023
20views
0comments
0
Thanipattavan
Level 4
Question about the task Triangle
Java Syntax, Level 3, Lesson 6
Under discussion
wrong variable name in auto fill option the final static variable is TRIANGLE_DOES_NOT_EXIST whereas in the auto fill hints section, the keyword is TRIANGLE_NOT_EXISTS Due to this, I got error when I run code and was wondering what wrong was with the variable. then finally found out that I used Autofill hints and hence error came
02.12.2023
11views
0comments
0
Thanipattavan
Level 4
Question about the task Filled rectangle
Java Syntax, Level 4, Lesson 3
Under discussion
wrong output I have declared and initialized the variable outside the loop instead of after the first while. is is because of that I am getting the error...if so,how and why that makes a difference.kindly clarify
04.12.2023
19views
1comment
0
BlackRainbow
Level 5
Eindhoven
Question about the task Filled rectangle
Java Syntax, Level 4, Lesson 0
Under discussion
what is wrong with the PrintIn?/* Filled rectangle */ public class Solution { public static void main(String[] args) { int a = 0; while (a < 5) { int b = 0; while (b < 10) { System.out.print('Q'); b++; } System.out.
24.08.2023
65views
3comments
0
FelixUjo
Level 25
Gijón
Question about the task Replacing numbers
Java Core, Level 9, Lesson 11
Under discussion
I will have to skip these tasks until they explain regex.I will have to skip these tasks until they explain regex.
03.12.2023
24views
2comments
0
Sumon
Level 7
Karlsruhe
Question about the task Is anyone there?
Java Syntax, Level 6, Lesson 8
Under discussion
Need help!!Where am I doing wrong?
02.12.2023
30views
1comment
0
FelixUjo
Level 25
Gijón
Question about the task John Johnson
Java Core, Level 9, Lesson 11
Resolved
Too difficult for me.I don't know what to do.
02.12.2023
17views
2comments
0
Lawson
Level 29
Lagos
Question about the task MVC (part 1)
Java Multithreading, Level 4, Lesson 14
Resolved
Help Pls ... I failed all the requirements . it keeps telling me that I have not used all the classes... I compared with the other Solution and still no results
27.09.2020
373views
1comment
0
JMDL0203
Level 5
The Hague
Question about the task Minimum of N numbers
Java Syntax, Level 5, Lesson 2
Resolved
Why it doesn't show the minimum value?Even considering the example that codegym provides, I would say this should provide the correct output. At first it does, however when I change the input, it no longer provides the minimum. What am I missing here?
01.12.2023
14views
2comments
0
Wei Cui
Level 39
Newark
Question about the task Shortener (8)
Java Collections, Level 6, Lesson 15
Under discussion
fix it
21.04.2020
740views
1comment
3
Kyle Akuya (Wicked98)
Level 14
United States of America
Question about the task StringLinkedList
Java Syntax, Level 14, Lesson 5
Under discussion
Issues with Code Not Working , does not add all the numbers to the output, requirements are not being met, Please Help Hello All, I though I was on the right track to fix this problem but then I get the requirements are not being met. I then realized only 2 - 9 is being output. How do i fix this ?
30.11.2023
22views
1comment
0
Richard Loera
Level 6
France
Under discussion
Intellij idea says "Task is not available" however, I am able to work on the same task inside the website. So, how to fix this error?Intellij idea says "Task is not available" however, I am able to work on the same task inside the website. So, how to fix this error?
29.11.2023
16views
1comment
0
Artur Svvvskyi
Level 10
Geneva
New
Application to learn Python Do you know some similar applications in Python? Thank you in advance!
29.11.2023
7views
0comments
0
Artur Svvvskyi
Level 10
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
31views
2comments
0
FelixUjo
Level 25
Gijón
Question about the task The richest
Java Core, Level 9, Lesson 11
Resolved
I don't know what else to try.I don't know what else to try.
28.11.2023
26views
1comment
0
FelixUjo
Level 25
Gijón
Question about the task Introducing tags
Java Core, Level 9, Lesson 11
New
I do not understand what needs to be done in this task.I do not understand what needs to be done in this task.
28.11.2023
15views
0comments
0
JMDL0203
Level 5
The Hague
Question about the task Second smallest number entered
Java Syntax, Level 4, Lesson 2
Resolved
Doesn't pass, while it seems correct.Seems I'm struggling with this lesson. I believe it outputs the second smallest number, however I keep failing on these conditions. Could someone point me in the right direction? on why it's still not correct.
28.11.2023
29views
2comments
0
JMDL0203
Level 5
The Hague
Question about the task Minimum of entered numbers
Java Syntax, Level 4, Lesson 2
Under discussion
Everything seems to work, why doesn't it pass?it fails on these points, while if I run it it shows the lowest number, also when I change the input for example and change the lowest number to 2 (instead of 4). The program should display the smallest integer entered. If several minimum numbers are entered, then you need to display any one of the
27.11.2023
27views
2comments
0
FelixUjo
Level 25
Gijón
Question about the task Tracking changes
Java Core, Level 9, Lesson 11
Under discussion
I'm stuck, I don't know where to go I'm stuck, I don't know where to go
26.11.2023
38views
3comments
0
SWAPNIL SHUKLA
Level 7
Baddi
Question about the task Cats in the Universe
Java Syntax, Level 4, Lesson 2
Resolved
Why my task is not verifying?LAST Condition not verifying. What is that condition can Anyone explain?
15.02.2019
2477views
16comments
0
Richard Loera
Level 6
France
Question about the task Maximum of entered numbers
Java Syntax, Level 4, Lesson 5
Under discussion
How to Check if the text read from keyboard Is integer or string or character?How to Check if the text read from keyboard Is integer or string or character?
26.11.2023
36views
1comment
0
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
2463views
8comments
4
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
432views
5comments
0
catalin1989
Level 28
Question about the task Introducing tags
Java Core, Level 9, Lesson 11
Under discussion
I don't quite fully understant the requirements.Here is what I have done. 1. I am reading the file and appending it to a string builder. 2.I am checking in a while loop is there is a beginning tag. 3.I create a substring from the beginning tag to the ending tag. 4. I check if there is another beginning tag in my substring in a while loop. 4.
22.11.2023
79views
5comments
0
Justin Smith
Level 41
Greenfield, USA
Question about the task Creating a class from an XML string
Java Collections, Level 3, Lesson 10
Under discussion
return Shop.class?Struggled with this for a bit. My impression is that we're supposed to write code for the getClassName method that does the work of figuring out what the root class name is in the XML data. But I was stumped because the main method calls getClassName before any unmarshalling work is done, so the XML
13.10.2022
309views
1comment
1
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
80views
7comments
0
matemate123
Level 50
Kraków
Question about the task Unique substrings
Java Collections, Level 9, Lesson 9
Resolved
I don't see where is mistake I think my logic is good but I suppose something I don't see is wrong
22.11.2023
55views
8comments
0

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