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Java 25
All quests
All levels
Any status
Questions about tasks
Hot
Denis
Level 22
Kharkiv
Question about the task
Splitting a file
Java Core
,
Level 8
,
Lesson 5
Under discussion
Help me pls
Need help
6/28/19
1129
views
1
comment
0
Denis
Level 22
Kharkiv
Question about the task
Factorial
Java Core
,
Level 5
,
Lesson 12
Under discussion
help me pls
whar is wrong
6/26/19
1133
views
1
comment
0
Denis
Level 22
Kharkiv
Question about the task
Computer
Java Core
,
Level 4
,
Lesson 8
Under discussion
Help me pls with the solution
Help pls with this
6/25/19
1098
views
1
comment
0
Ильсур Чубаркин
Level 19
Kazan
Question about the task
Task about algorithms
Java Syntax
,
Level 9
,
Lesson 11
Under discussion
why it does not work
Sorry for my English. I am from Russia. I don not understand why my algoritm does not work.
6/25/19
1195
views
1
comment
0
Biplob
Level 1
কুমিল্লা
Question about the task
Factorial
Java Core
,
Level 5
,
Lesson 12
Under discussion
Whats the error mean?
Also need some specific explanation
6/22/19
1117
views
1
comment
0
Sergei Polakov
Level 11
Donets'k
Question about the task
Task about algorithms
Java Syntax
,
Level 9
,
Lesson 11
Under discussion
its compiled all ok but not verified
input Cherry 10000 Bob 36 Apple -220 0 Watermelon output Apple 10000 Bob 36 Cherry 0 -220 Watermelon
6/21/19
1347
views
1
comment
0
Chien Ta Duy
Level 20
Hanoi
Question about the task
Counting words
Java Core
,
Level 9
,
Lesson 5
Under discussion
Missing last requirement
As I checked in IntelliJ Idea, my code is working fine. However, Codegym is marking fail last requirement. Please help!
7/26/19
1203
views
1
comment
0
VIVEK BARUAH
Level 20
Eluru
Question about the task
Counting words
Java Core
,
Level 9
,
Lesson 5
Under discussion
Please help. IntelliJ is giving correct count. Still error
building tools=2000 world building tools=2000 world building tools=2000 world building tools=5000 world building tools=5000 building tools=2000 building tools=1000 building tools=5000 building tools=6000 shelter equipment=5000 construction equipment=5000 plants=1000 steel=8000 books=1000 water=5000
6/19/19
1509
views
1
comment
0
hidden #10444738
Level 16
Question about the task
In decreasing order
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
This works but not!
I dont understand why this gives an errror, it seems to work .
6/18/19
1261
views
2
comments
0
Kron1K
Level 26
AUS
Question about the task
Building a file
Java Core
,
Level 8
,
Lesson 11
Under discussion
Ive had multiple people look at this code and say it works fine
What is the problem here?
6/18/19
945
views
1
comment
0
Klin Sándor
Level 10
Toeroekbalint
Question about the task
Cat code won't compile
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
Why not satisfied my lovely PO?
The program gives back the wanted results, all the time, and I typed exactly the same input as in it in the tests, and I got back the correct results. So?
6/16/19
1251
views
1
comment
0
Lyudmil
Level 1
Sofia
Under discussion
There are 2 identical versions of the course
Since there are some slight differences in content, which version is better to follow - the one in the Home link, or the one in the Course page?
6/16/19
940
views
1
comment
0
Pioniio
Level 22
Schaffhausen
Question about the task
Splitting a file
Java Core
,
Level 8
,
Lesson 5
Under discussion
why is it not working with odd number of bytes
when the count of bytes is for example 7, my code writes 4 bytes to the file2 (from index 0 to 3) and 3 bytes to file3 (from index 4 to 6), why i receive verification error? what i'm missing here, pls help
6/8/19
1125
views
1
comment
0
satish
Level 15
kadapa
Question about the task
Task No. 1 about integer type conversions
Java Syntax
,
Level 10
,
Lesson 4
Under discussion
please anyone explain internal explanation
how the conversions are going
6/1/19
1212
views
1
comment
0
Naina Gupta
Level 20
Kulu
Question about the task
Building a file
Java Core
,
Level 8
,
Lesson 11
Under discussion
Cant figure out what i am doing wrong
Pls help me figure out the bug
5/29/19
1024
views
1
comment
0
Pioniio
Level 22
Schaffhausen
Under discussion
Why we have both: the throws clause in main method and try-catch block?
Task task0908 Exception while working with strings: As i understood from the lesson 4 we handle exceptions in either throw clause (here: public static void main(String[] args) throws Exception) or with try-catch block. Why we have both in this example? thank you
5/27/19
995
views
1
comment
0
Sanchita Manocha
Level 1
Sydney
Under discussion
Java learning path
I know basic java..i want to learn commercial level java. Can somebody please list the topics that i should start reading.. I am a tester i know the names like mvc microservices..spring hibernation..docker..getlin. If you can provide the sample java projects development steps by steps Moreover i am
5/3/19
1168
views
1
comment
0
Satya Vath
Level 31
Vijayawada
Question about the task
Finding data inside a file
Java Core
,
Level 8
,
Lesson 11
Under discussion
Where is The Mistake
Please Help
4/19/19
1308
views
1
comment
0
towelie8
Level 1
Darmstadt
Question about the task
Arithmetic mean
Java Syntax
,
Level 5
,
Lesson 5
Resolved
too stupid`?
mäh
11/14/19
1147
views
1
comment
0
Justyna C-a
Level 3
Szczecin
Under discussion
IntelliJ plugin is not working :(
Unknown error java.lang.IllegalArgumentException: No enum constant com.homework.plugin.dialog.TheNewTaskChooserDialog.Quest.QUEST_JAVA_SYNTAX_PL at java.base/java.lang.Enum.valueOf(Enum.java:240) at com.homework.plugin.dialog.TheNewTaskChooserDialog$Quest.valueOf(TheNewTaskChooserDialog.java:419)
11/7/19
1769
views
2
comments
2
ardon polukoff
Level 9
Lakeland
Question about the task
Values on the screen!
Java Syntax
,
Level 8
,
Lesson 3
Resolved
unable to clear last reqirement
I am unable to clear the last requirement. I know that the values are displaying. I changed the values to be unique from the keys and they output correctly. The code worked properly in the previous lesson for displaying the list of keys.
11/13/19
1410
views
3
comments
0
Lakshmanan Subramanian
Level 16
Question about the task
Longest string
Java Syntax
,
Level 7
,
Lesson 6
Archived
read 5 strings from the keyboard issues
The output is coming as expected, but the task is not getting thru Please let me know the issues in the code
11/12/19
1170
views
2
comments
0
ashgolan
Level 8
Ashdod
Question about the task
In decreasing order
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
I dont understand this error ??
can anybody help me about this error ? " no suitable method found for sort(int[],java.util.Comparator) method java.util.Arrays.sort(T[],java.util.Comparator) is not applicable (inference variable T has incompatible bounds equality constraints: int upper bounds: java.lang.Object) method java.util.Ar
11/9/19
3087
views
5
comments
0
Przemek
Level 9
Poznan
Question about the task
Streets and houses
Java Syntax
,
Level 7
,
Lesson 4
Archived
What's the problem?
Hello, Unfortunately I don't know where the problem is. The program counts the number of inhabitants correctly. I am asking for a hint :) Thanks for :)
11/14/19
1035
views
1
comment
0
Evghenii Seremet
Level 41
London
Question about the task
Build a WHERE query
Java Multithreading
,
Level 2
,
Lesson 9
Resolved
Be sure that the values following equal signs are wrapped in single quotes.
This is what validator suggests to check. But as i can see they are present. Any idea guys?
11/12/19
1532
views
5
comments
0
Olaf Vilhelm
Level 4
Tranbjerg
Question about the task
Even to the moon!
Java Syntax
,
Level 2
,
Lesson 8
Under discussion
What am i doing wrong?
I get the right answer, and i don't see what i am doing wrong.. Please help :)
7/18/19
2203
views
3
comments
0
Alexandru Ovcinicov
Level 15
London
Question about the task
A name is a name
Java Syntax
,
Level 4
,
Lesson 16
Resolved
Here is the Solution for ERROR.
This problem looked to me a bit unflexible from dev point of view, but the reason error occured is because you need to follow the sequence of reading values: 1) read name 2) read yyyy 3) read mm 4) read dd Other than that, with the printing everyne was doing fine. Use the keyboard to enter a nam
6/25/19
1083
views
1
comment
1
Niladri pradhan
Level 33
Mumbai
Question about the task
Chat (part 8)
Java Multithreading
,
Level 6
,
Lesson 15
Resolved
last 4 conditions
please help
11/11/19
1239
views
3
comments
0
Anthony Chalk
Level 30
London
Question about the task
Software update
Java Syntax
,
Level 8
,
Lesson 11
Resolved
Don't know what's wrong
When I run the program it finishes with exit code 0 but doesn't display anything
11/13/19
1362
views
2
comments
0
towelie8
Level 1
Darmstadt
Question about the task
Labels and numbers
Java Syntax
,
Level 4
,
Lesson 7
Resolved
Can somebody help me pls....?????!
meow
11/13/19
1408
views
2
comments
0
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