Page 343 | CodeGym online Java course - Help

lordheraldor
Level 23
Newark
Question about the task CRUD 2
Java Core, Level 7, Lesson 10
Resolved
Everything but my create method works I try to run it with arguments and it basically gives me an array out of bounds exception on the switch statement. I don't know what else to do.
23.02.2019
1447views
2comments
0
Gurpreet Grewal
Level 4
Mumbai
Question about the task Plan to conquer the world
Java Syntax, Level 3, Lesson 8
Under discussion
plz explain this exercise please explain this program line by line.
23.02.2019
1403views
1comment
0
Ash Ka
Level 13
Calgary
Question about the task Drawing a rectangle
Java Syntax, Level 4, Lesson 13
Resolved
What's wrong with the code ?I thought having println() at the end is adding an extra empty line and that is the problem but even after adding a condition (If condition) such that there are exactly 2 rows and no extra empty rows, still I see the same error
22.02.2019
1764views
2comments
0
bri
Level 7
Sevilla
Question about the task Financial expectations
Java Syntax, Level 3, Lesson 12
Resolved
What am I missing?When I press Run, instead of 100 it shows me -1. Not sure what I need to add.
27.01.2019
2143views
3comments
0
Wojtek
Level 23
Solec-Zdroj
Question about the task Reinforce the singleton pattern
Java Core, Level 5, Lesson 12
Under discussion
How to initialize instance in the getInstance method that method always return the same object?need help
21.02.2019
2439views
5comments
0
Wojtek
Level 23
Solec-Zdroj
Question about the task File in a static block
Java Core, Level 5, Lesson 12
Under discussion
How to read file properly in this task?My input is: "Static methods and variables are not linked to objects of the class; they are linked to the class itself. If we create ten Variables objects (see the example at the beginning of this level), we will have ten instanceVariable variables (one for each object) and only one shared (static
22.02.2019
1852views
3comments
0
Martin Evtimov
Level 22
Chicago
Question about the task Spaces
Java Core, Level 8, Lesson 11
Resolved
Help Any suggestions?
22.02.2019
1534views
4comments
0
Hashirama
Level 26
Port-Harcourt
Question about the task Finding data inside a file
Java Core, Level 8, Lesson 11
Under discussion
Help please They have started again!!!!
21.02.2019
1521views
3comments
0
Erick
Level 8
Rockville
Question about the task Minimum of N numbers
Java Syntax, Level 8, Lesson 11
Resolved
What exactly am I missing?So, umm... what's going on here? The main method DOES call getIntegerList method, as well as the getMinimum method (which seems to find the minimum), and it DOES display text on the screen, and it compiles properly. What gives?
22.02.2019
1761views
5comments
0
Jeff Jeffy
Level 15
Irvine
Question about the task Currency exchange
Java Syntax, Level 3, Lesson 3
Resolved
Can't use returned value I cant seem to use the value I returned, can someone explain what I'm doing wrong?
13.01.2019
1712views
3comments
0
Dedcom
Level 19
Lahore
Question about the task Different methods for different types
Java Core, Level 5, Lesson 12
Resolved
whats wrong here?Integer condition is not working whenever i enter value greater than 128 or less than 0 , but whenever i enter big value like 1299999 then Integer condition works and it prints that this value is an Integer
21.02.2019
1966views
4comments
0
Andrey
Level 2
Tula
Under discussion
problems with the first lesson Greetings to all! Tell me, what's wrong with my code? public class Solution { public static void main(String[] args) { System.out.print("I think being a programmer is cool"); } }
20.02.2019
1382views
5comments
0
Eric Soto
Level 3
Tampa
Question about the task Implement the print method
Java Syntax, Level 2, Lesson 1
Under discussion
I managed to solve it but I am not sure if I understood.I got it right according to the verification but I feel like I didnt learn what it exactly meant. Was is THAT simple the solution?
21.02.2019
1416views
1comment
0
Ovo Leslie
Level 26
Lagos
Question about the task Multiplication table
Java Syntax, Level 3, Lesson 6
Resolved
Why I'm I getting an extra column I seem to get the table right but I am getting the last columns repeated. Why?
31.01.2019
1607views
3comments
0
C. Chiang
Level 18
Bryan
Question about the task OOP: Fix inheritance problems
Java Core, Level 5, Lesson 2
Resolved
Cannot quite figure out for a while.Must return Object from a boolean method. How to do?
19.02.2019
2166views
2comments
0
Wojtek
Level 23
Solec-Zdroj
Question about the task OOP: Fix inheritance problems
Java Core, Level 5, Lesson 2
Under discussion
I am not sure if i understand this task properly output is: [Thumb does not contain bones, Forefinger does not contain bones, Middle finger does not contain bones, Ring-finger contains bones, Pinky does not contain bones] [Hand contains bones, Leg contains bones, Head contains bones, Body contains bones] Yes
20.02.2019
1327views
1comment
0
Wojtek
Level 23
Solec-Zdroj
Question about the task OOP: Books
Java Core, Level 5, Lesson 2
Under discussion
What is wrong in my code?need help
20.02.2019
1410views
1comment
0
Serghei
Level 3
Balti
Resolved
Only last condition is wrong....i dont return the minimum of a,b and c package com.codegym.task.task02.task0216; /* Minimum of three numbers */ public class Solution { public static int min(int a, int b, int c) { //write your code herint min; int mon; if((a <= b) && (b <= c)) mon = a; else mon = c;
20.02.2019
1093views
1comment
0
Gurpreet Grewal
Level 4
Mumbai
Question about the task Minimum of four numbers
Java Syntax, Level 2, Lesson 8
Resolved
plz help...stuck from 1 day how to compare these methods?
18.02.2019
2130views
12comments
0
suresh rai
Level 3
Question about the task Contract
Java Syntax, Level 1, Lesson 6
Under discussion
what is wrong with my program need help package com.codegym.task.task01.task0121; /* Contract */ public class Solution { public static void main(String[] args) { System.out.println("My name is Amigo"); System.out.println(); System.out.println("I agree to wages of $5000/month in the first year."); Sy
08.01.2019
1747views
4comments
0
jack reacher
Level 4
a man from nowhere
Question about the task Comment out the superfluous
Java Syntax, Level 1, Lesson 4
Under discussion
clue please anyone please give a clue
06.09.2018
1984views
10comments
0
// Java Poser
Level 18
Cincinnati
Question about the task Even and odd digits
Java Syntax, Level 6, Lesson 5
Under discussion
Need Help Please!1. I'm not sure how to grab one digit from an integer. 2. I don't know how to grab the next digit from the integer. 3. I'm not sure when to stop my loop.
17.02.2019
1786views
3comments
0
Vikas
Level 3
Delhi
Question about the task Only 20 will do
Java Syntax, Level 1, Lesson 4
Resolved
task01.task0137 - Only 20 will do public class Solution { public static int a = 1; public static int b = 3; public static int c = 9; public static int d = 27; public static void main(String[] args) { int result = + a - b + c - d; System.out.println(result); } } 1. Values of variables: Do
30.07.2018
2394views
5comments
0
Jeff Jeffy
Level 15
Irvine
Question about the task Closest to 10
Java Syntax, Level 4, Lesson 4
Resolved
What is WRONG?BlueJ seems to think works properly, so after reading the failed reuirements, I saw that I should use the abs method, but I don't need the abs method! Why must codegym limit my ingenuity with such restraints? How can I do the task with the abs method?
17.02.2019
1654views
2comments
0
Kim Ledford Wilson
Level 4
Cleveland
Question about the task Minimum of four numbers
Java Syntax, Level 2, Lesson 8
Under discussion
Below is my code: I just can't get it. I'm missing something help please!package com.codegym.task.task02.task0217; /* Minimum of four numbers */ public class Solution { public static int min(int a, int b, int c, int d) { //write your code here this.min(a,b); int a1 = (); int a2 = 0; int a3; if (c<=d) { a2 =
13.02.2019
1546views
3comments
0
Wojtek
Level 23
Solec-Zdroj
Question about the task GCD
Java Core, Level 4, Lesson 8
Resolved
What is wrong here?need hint
18.02.2019
1620views
1comment
0
tony
Level 20
Nis
Question about the task OOP: Cars
Java Core, Level 5, Lesson 2
Under discussion
pls help Please help me to figure out what is wrong with my code. I tested it in Eclipse and I got correct output
16.02.2019
1323views
2comments
0
Jarrett “Psalm 91:4” Ridlinghafer
Level 2
Tucson
Under discussion
How to verify my account?Hi, I've got a notice that I need to verify my account via email however I never received an email from codeGym...is there a way to have it resent or something? Thanks!
17.02.2019
1238views
1comment
0
shaan mohd khan
Level 13
Jhansi
Question about the task In decreasing order
Java Syntax, Level 7, Lesson 12
Resolved
help me...tried a lot but not able to complete the task public class Solution { public static void main(String[] args) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int[] array = new int[20]; for (int i = 0; i < 20; i++) { array[i] = Integer.parseInt(reader.rea
09.02.2019
2036views
2comments
0
Gurpreet Grewal
Level 4
Mumbai
Question about the task Minimum of four numbers
Java Syntax, Level 2, Lesson 8
Under discussion
how to compare How to compare min(int a, int b) and min(int c, int d) ?
18.02.2019
1408views
1comment
0

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