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Questions about tasks
Hot
Jacqueline Lim
Level 9
Makati
Question about the task
Our first converter!
Java Syntax
,
Level 2
,
Lesson 2
Resolved
Another hint for this task
Try using 1.8 instead of 9/5 in the formula. Therefore, the formula for the conversion is: fahrenheit = (celsius*1.8) + 32
10.09.2018
1446
views
4
comments
2
Okabe Rintarou
Level 4
Question about the task
Seasons on Terra
Java Syntax
,
Level 4
,
Lesson 4
Resolved
what is wrong with my calculations for the winter months??????
I don't understand where I am getting the code wrong... please help.
26.11.2018
1606
views
2
comments
0
Sindhura
Level 15
Delhi
Question about the task
HashMap of 10 pairs
Java Syntax
,
Level 8
,
Lesson 3
Under discussion
not sure why its not verifying
package com.codegym.task.task08.task0802; /* HashMap of 10 pairs */ import java.util.HashMap; import java.util.Map; public class Solution { public static void main(String[] args) throws Exception { //write your code here HashMap<String, String> h = new HashMap<Stri
04.10.2018
1384
views
1
comment
0
Sabine Meijran-Prins
Level 7
Enschede
Question about the task
Max, Bella, and Jack
Java Syntax
,
Level 2
,
Lesson 3
Under discussion
What is the difference between a reference, and object and an instance..
Goodmorning, I have an idea, but I do not get it 100% yet.. Do I understand it right that: A reference is just a reference to an object (like the box-example, it is just a note with a phone number that refers to the object neighbour?) If this is true, why does the reference has a name, and not the
27.11.2018
1204
views
4
comments
0
Swati
Level 8
Pune
Question about the task
The whole duck isn't enough
Java Syntax
,
Level 5
,
Lesson 12
Resolved
Please help me to understand this program.
I am not able to understand the objects are created in the program,but they are not used to call toString method.Still it is executed.and in System.out.println we are using reference to the same class (or object of that class). Can anyone help me to understand the program.
27.11.2018
1386
views
2
comments
0
Thoenes
Level 4
Nairobi
Question about the task
Plan to conquer the world
Java Syntax
,
Level 3
,
Lesson 8
Resolved
can'tt find the error
can'tt establish the error. please help
26.11.2018
1153
views
2
comments
0
Sabine Meijran-Prins
Level 7
Enschede
Question about the task
Pay raise
Java Syntax
,
Level 2
,
Lesson 2
Under discussion
I received an typo error, but I don't see anything wrong..
Do you know why I am getting a typo error?
25.11.2018
1226
views
3
comments
0
alex
Level 8
Dublin
Under discussion
java.util.Scanner
I'm trying to use java.util.Scanner. Is it not allowed here?
14.11.2018
1208
views
2
comments
0
sathya
Level 10
Cedar Park
Question about the task
Plan to conquer the world
Java Syntax
,
Level 3
,
Lesson 8
Under discussion
Please let me know What is wrong with this code. I am not sure why it fails for " The displayed text must fully match the task conditions."
package com.codegym.task.task03.task0318; /* Plan to conquer the world */ import java.io.*; public class Solution { public static void main(String[] args) throws Exception { System.out.print("Number: "); BufferedReader read = new BufferedReader(new InputStreamReader(
26.11.2018
1286
views
3
comments
0
Vikrat Rana
Level 8
Ludhiana
Question about the task
The end
Java Syntax
,
Level 7
,
Lesson 12
Resolved
why am i getting error???
hey i'm unable to remove error from this code , So if theres anyone online please help me....
04.10.2018
1379
views
3
comments
0
Sowmya
Level 3
San Jose
Question about the task
Minimum of four numbers
Java Syntax
,
Level 2
,
Lesson 8
Resolved
i couldn't resolve the condition in main method?
-20 -30 -30 0 this was the output.
23.11.2018
1346
views
2
comments
0
Djordje
Level 19
Question about the task
In decreasing order
Java Syntax
,
Level 7
,
Lesson 12
Resolved
Any idea why it doesn't work. Thanks.
package com.codegym.task.task07.task0728; import java.io.BufferedReader; import java.io.InputStreamReader; /* In decreasing order */ public class Solution { public static void main(String[] args) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(Sys
25.11.2018
2032
views
2
comments
0
Sindhura
Level 15
Delhi
Question about the task
Writing to a file from the console
Java Core
,
Level 3
,
Lesson 11
Under discussion
program took too long to respons :(
package com.codegym.task.task13.task1319; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileWriter; import java.io.InputStreamReader; /* Writing to a file from the console */ public class Solution { public static void main(String[] args) { try{
11.10.2018
1337
views
2
comments
0
Rad
Level 8
Maidstone
Question about the task
Escaping characters
Java Syntax
,
Level 3
,
Lesson 6
Under discussion
please just me what was wrong in my output
in 2nd line
11.10.2018
1483
views
4
comments
0
M suleman
Level 20
Lahore
Question about the task
Even characters
Java Core
,
Level 9
,
Lesson 5
Under discussion
last condition not satisfy but program give output correct ?
FileReader reader = new FileReader(file1); FileWriter writer = new FileWriter(file2); byte [] b = new byte[100]; int i=1; while(reader.ready()){ b[i]=(byte) reader.read(); i++;} for(i=1;i
14.11.2018
1454
views
3
comments
0
hidden #10233501
Level 22
Question about the task
Buggy initializeIdAndName
Java Core
,
Level 3
,
Lesson 2
Under discussion
Where is a mistake ?
Hi, in console it looks okey :X Where i made a mistake ?
25.11.2018
1564
views
2
comments
0
Nemanja Curufinwë Kuzmanovic
Level 18
Belgrade
Question about the task
Chicken factory
Java Core
,
Level 4
,
Lesson 6
Resolved
Getting the right output, but not passing validation. Help please :)
Can someone, please, explain to me why my code is not passing validation?
23.11.2018
1613
views
2
comments
0
Juan Gallardo
Level 10
Edmonton
Question about the task
Longest sequence
Java Syntax
,
Level 8
,
Lesson 6
Resolved
Requesting some input
Please excuse all the comments. The program produces the right result, I believe.
25.11.2018
1529
views
4
comments
0
M suleman
Level 20
Lahore
Question about the task
Countdown at the races
Java Core
,
Level 6
,
Lesson 10
Under discussion
program ran too long
if(numSeconds<4) System.out.println("3 2 1 Go!"); else if(numSeconds>=4) System.out.println("4 3 2 1 Interrupted!"); Thread.sleep(3500); if ((float)numSeconds > 3.5) { clock.interrupt();
09.11.2018
1565
views
1
comment
0
Mitchell Lori
Level 2
Question about the task
We don't need any extra lines
Java Syntax
,
Level 1
,
Lesson 7
Under discussion
Need Help
Having trouble commenting out the correct lines ...I have been working on this for quite a while ......I need help, hint or something to figure it out
23.11.2018
1276
views
2
comments
0
Rad
Level 8
Maidstone
Question about the task
Sum of the digits of a three-digit number
Java Syntax
,
Level 3
,
Lesson 12
Under discussion
i need help
I am missing loop. i need help
12.10.2018
1578
views
5
comments
0
Arko Sarkar
Level 8
Mumbai
Question about the task
Playing Javarella
Java Syntax
,
Level 7
,
Lesson 9
Under discussion
What is the error here?
Getting proper output!
31.08.2018
1425
views
6
comments
0
Jacqueline Lim
Level 9
Makati
Question about the task
Minimum of four numbers
Java Syntax
,
Level 2
,
Lesson 8
Resolved
I need help
How to execute min(a, b) method in the min(a, b, c, d) method?
11.09.2018
1535
views
8
comments
0
dbazylyak
Level 13
Lviv
Question about the task
Month number
Java Syntax
,
Level 8
,
Lesson 11
Under discussion
What's wrong
What's wrong? Whot is "specified template" ?
22.11.2018
1686
views
4
comments
0
Mack
Level 20
Osiedle-Nowiny
Question about the task
Reinforce the singleton pattern
Java Core
,
Level 5
,
Lesson 12
Resolved
Where is error?
Error
22.11.2018
1932
views
1
comment
0
Mack
Level 20
Osiedle-Nowiny
Question about the task
Different methods for different types
Java Core
,
Level 5
,
Lesson 12
Resolved
Where is error?
Error
22.11.2018
1800
views
1
comment
0
Laurap5
Level 9
Vilnius
Question about the task
Somehow average
Java Syntax
,
Level 4
,
Lesson 16
Under discussion
Please help :(
I have made changes, but still doesn't working:(
20.11.2018
1278
views
2
comments
0
Sabiha Khan
Level 7
Pune
Resolved
I couldnt unlock level 3 lesson 11
I couldnt unlock level 3 lesson 11. And I dont have lesson 10 n lesson 9 of level 3.What should I do.
17.11.2018
1149
views
1
comment
0
Mack
Level 20
Osiedle-Nowiny
Question about the task
Singleton
Java Core
,
Level 4
,
Lesson 8
Resolved
What is badly?
Help
18.11.2018
1451
views
1
comment
0
Robert P
Level 20
Nashville
Question about the task
All that moves
Java Core
,
Level 3
,
Lesson 2
Resolved
Condition No 5 explanation.
I've been at this for well over an hour now. 5. The speed method must return a Double and accept one CanFly argument 5. The CanFly interface must declare a speed method with one CanFly parameter and must return a Double. 5. The CanFly interface must declare a speed method with one CanFly paramete
21.11.2018
2228
views
4
comments
0
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