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  • All questions
  • Henry
    Level 6
    Stuttgart
    Question about the task The way of the Samurai
    Java Syntax, Level 3, Lesson 6
    Resolved
    hiAny idea on now to print the Japanese character in the console?
    • 9/1/19
    • 1695views
    • 4comments
    0
  • Etienne Bélanger
    Level 34
    Longueuil
    Question about the task Archiver (part 10)
    Java Multithreading, Level 7, Lesson 15
    Resolved
    Can't figure out the last requirement. Is it possible that it would be cause by empty directory? Can't figure out the last requirement. Is it possible that it would be cause by empty directory? Is it related to the PathNotFoundException?
    • 4/16/20
    • 894views
    • 2comments
    0
  • Kent Hervey
    Level 19
    Question about the task Kind Emma and the summer holidays
    Java Syntax, Level 8, Lesson 8
    Resolved
    Mine seems to be working to remove all entries with dates of June, July, or August, butMine seems to be working to remove all entries with dates of June, July, or August, but validator says: Be sure that the removeAllSummerPeople() method removes people born in the summer from the map.
    • 12/31/19
    • 1630views
    • 3comments
    0
  • Ciro Cancello
    Level 4
    Napoli
    Under discussion
    i dont understand how resolve last conditionpackage com.codegym.task.task04.task0405; /* Setting the number of cats */ public class Cat { private static int catCount = 0; public static void setCatCount(int catCount) { //write your code here catCount=catCount; } public static void main(String[] args) {
    • 4/17/20
    • 959views
    • 2comments
    0
  • Lovekush Pranu
    Level 13
    Banglore
    Question about the task Sorting three numbers
    Java Syntax, Level 4, Lesson 6
    Under discussion
    I got it in descending order but its not accepting...Need help, code works fine but the final condition doesn't satisfy. is it a bug?
    • 4/16/20
    • 955views
    • 1comment
    0
  • Jacqueline Lim
    Level 9
    Makati
    Question about the task Adding
    Java Syntax, Level 4, Lesson 16
    Resolved
    HELP MEEEWhat is wrong with my code? :'(
    • 9/21/18
    • 2749views
    • 11comments
    2
  • Barry Wolmarans
    Level 8
    Johannesburg
    Question about the task Task about algorithms
    Java Syntax, Level 5, Lesson 12
    Resolved
    Max N? seems to work but does not passCan't seem to solve why not passing the Max of N - seems to work with all the test data Any pointers would be appreciated
    • 4/17/20
    • 998views
    • 2comments
    0
  • yz
    Level 37
    Jakarta
    Question about the task Shortener (10)
    Java Collections, Level 6, Lesson 15
    Resolved
    can anyone helpam getting NPE line 153 and every where where trying to get from FileBucket obj the Entry thank u!
    • 4/17/20
    • 1057views
    • 2comments
    0
  • Max
    Level 26
    Nuremberg
    Resolved
    Problem with Intellij IDEA and the importsI cant work at Games in inteliij Idea. The Problem is everytime i try to import the com.codegym.engine.cell Intellij tell me the package does not exsist. Even if i start the task on the codegym website an import the engine and finish the first part when i open the projekt than in intellij it does no
    • 4/16/20
    • 1011views
    • 2comments
    0
  • Lovekush Pranu
    Level 13
    Banglore
    Question about the task Even numbers
    Java Syntax, Level 4, Lesson 13
    Under discussion
    Bois Help!!My code refuses to listen to me... XD ssrsly tho y is the last but one condition not working?
    • 4/17/20
    • 901views
    • 2comments
    0
  • Aleksander
    Level 6
    Slupsk
    Question about the task Positive number
    Java Syntax, Level 4, Lesson 7
    Under discussion
    please help supercodersNote that 0 is not a positive or negative number. Does anyone have any ideas?
    • 4/17/20
    • 1046views
    • 2comments
    0
  • Rismitha Ismail
    Level 2
    Mumbai
    Question about the task Where does a Person come from?
    Java Syntax, Level 2, Lesson 2
    Resolved
    This is my code. what is wrong with this?? public static void main(String[] args) {
    • 3/23/20
    • 1319views
    • 4comments
    0
  • Eelke 't Hooft
    Level 27
    Amsterdam
    Question about the task Minesweeper (Part 14/16)
    Games, Level 0, Lesson 0
    Resolved
    Not Validating, not sure whyI think i implemented the score correctly, a won game always ends up around 370~390 (405-5per mine). i have tried to put setScore(score+=5) but it didnt like that either. i have also tried to call setScore(score) at the end of openTile(); didnt count that; I am kind of out of ideas, does anyone ha
    • 3/19/20
    • 1089views
    • 1comment
    0
  • jake taylor
    Level 17
    Lisbon
    Question about the task Seasons on Terra
    Java Syntax, Level 4, Lesson 4
    Under discussion
    can anyone help??seems i cannot complete the last task
    • 4/16/20
    • 929views
    • 1comment
    0
  • Paula Jones-Spangenberg
    Level 6
    North Chesterfield
    Question about the task Positive number
    Java Syntax, Level 4, Lesson 7
    Under discussion
    Fails the 3rd and 5th conditionUgh asking for help is becoming WAY to regular of a thing.... **sigh**
    • 4/16/20
    • 757views
    • 1comment
    0
  • Wei Cui
    Level 39
    Newark
    Question about the task Build a tree (part 5)
    Java Collections, Level 1, Lesson 15
    Resolved
    Output is correct, cant meet 1st and 2nd requestI don't understand what first two requirement meaning here, could anyone help me to understand, since those two did not mention in the condition
    • 4/16/20
    • 997views
    • 1comment
    0
  • MLA
    Level 16
    Philadelphia
    Question about the task In decreasing order
    Java Syntax, Level 7, Lesson 12
    Under discussion
    Running into IndexOutOf Bounds Error, can anyone spot it?The error: java.lang.IndexOutOfBoundsException: Index: 1, Size: 1 at java.util.ArrayList.rangeCheck(ArrayList.java:657) at java.util.ArrayList.get(ArrayList.java:433) at com.codegym.task.task07.task0728.Solution.sort(Solution.java:41) at com.codegym.task.task07.task0728.Solution.main(Solution.j
    • 4/16/20
    • 1013views
    • 1comment
    0
  • Prahlad Singh
    Level 6
    Mumbai
    Question about the task Sorting three numbers
    Java Syntax, Level 4, Lesson 6
    Resolved
    helphelp me
    • 9/15/18
    • 3134views
    • 5comments
    0
  • Paula Jones-Spangenberg
    Level 6
    North Chesterfield
    Question about the task Do we have a pair?
    Java Syntax, Level 4, Lesson 4
    Resolved
    At wits end trying to get all three to display if all three equalGot it to pass everything except the guidelines where if three equal numbers were presented, they all had to be displayed.
    • 4/12/20
    • 973views
    • 3comments
    0
  • Arvind Prakhar
    Level 7
    Dhanbad
    Question about the task Constructor
    Java Syntax, Level 5, Lesson 9
    Resolved
    Help!!!!I have tried a lot .....plzzz help ,i m not able to debug.
    • 11/9/18
    • 2896views
    • 10comments
    1
  • Benas Ribačenka
    Level 4
    Joniskis
    Question about the task Pay raise
    Java Syntax, Level 2, Lesson 2
    Resolved
    why i can't use return in there?if I don't include return its working fine , but my question is why i can't use return ? it is because return is used to return just a value of varriable and , cant't return System.out.println . or its something else?
    • 4/15/20
    • 890views
    • 1comment
    0
  • Prateek Parmar
    Level 4
    Chennai
    Question about the task Maximum of four numbers
    Java Syntax, Level 4, Lesson 6
    Resolved
    How is this not able to pass all the cases?I even entered the numbers and checked if there are several maximum numbers but it's still not able to pass
    • 9/5/18
    • 2269views
    • 6comments
    0
  • Anjali Sharma
    Level 6
    Chennai
    Question about the task Minimum of two numbers
    Java Syntax, Level 4, Lesson 6
    Resolved
    wrong compilerwhat's wrong in this ?
    • 10/3/18
    • 2014views
    • 5comments
    0
  • Franek
    Level 29
    Torun
    Question about the task Space (part 8)
    Java Collections, Level 3, Lesson 15
    Under discussion
    Help.
    • 7/6/19
    • 1352views
    • 1comment
    2
  • Darko Jakimovski
    Level 18
    Kriva Palanka
    Question about the task Minimum of two numbers
    Java Syntax, Level 4, Lesson 6
    Resolved
    I really don't get what's wrong :Upon verification it says that "The program should display the minimum of two integers." It couldn't be much simpler package com.codegym.task.task04.task0418; /* Minimum of two numbers */ import java.io.*; public class Solution { public static void main(String[] args) throws Exception {
    • 12/11/18
    • 2343views
    • 4comments
    1
  • Ntuthuko Xaba
    Level 18
    Johannesburg
    Question about the task Factorial
    Java Core, Level 5, Lesson 12
    Resolved
    I've gone through the help section , and could'nt find any answers.Will somebody please tell me what is wrong with this code.
    • 4/14/20
    • 1049views
    • 2comments
    1
  • yz
    Level 37
    Jakarta
    Question about the task Factories (part 1)
    Java Collections, Level 5, Lesson 15
    Resolved
    wtf is it bug????after trying to solve so difficult one am i going crazy or it is a bug
    • 4/11/20
    • 1123views
    • 3comments
    0
  • Michał Kwaśny
    Level 22
    Krakow
    Question about the task Adapting multiple interfaces
    Java Core, Level 9, Lesson 3
    Under discussion
    Correct output format but still it is verifying as an incorrect number.Probably veryfication is looking for some function to be used not correct result.
    • 9/20/19
    • 1258views
    • 2comments
    0
  • Kamil
    Level 31
    Near Warsaw
    Question about the task What is ClassLoader?
    Java Collections, Level 5, Lesson 10
    Under discussion
    Exception NoClassDefFoundErrorI get java.lang.NoClassDefFoundError: com/codegym/task/task35/task3507/data/Cat (wrong name: Cat) expection when I try to run it, no idea what's wrong. I looked at directory, everything seems fine.
    • 4/15/20
    • 925views
    • 2comments
    2
  • Harrison Tran
    Level 14
    Anaheim
    Question about the task Greater than 10? You're not a good fit for us
    Java Syntax, Level 8, Lesson 8
    Under discussion
    createSet() not pass because I used Math.random() to generate 20 random numberI tested the code, it showed correct output but when verified, it does not pass the createSet() method condition. I suspect it because Math.random() generate some same number in the list of 20 number like: 10 20 23 46 34 10....89. Here I can have 2 number "10", not satify, 20 different numbers Anyo
    • 4/12/20
    • 1187views
    • 3comments
    0
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CodeGym CodeGym is an online course for learning Java programming from scratch. This course is a perfect way to master Java for beginners. It contains 1200+ tasks with instant verification and an essential scope of Java fundamentals theory. To help you succeed in education, we’ve implemented a set of motivational features: quizzes, coding projects, content about efficient learning, and a Java developer’s career.
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