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Karol Grzeszczak
Level 31
Poland
How to add random numbers to some basic while b > a ?
import java.util.Random; public class WhileLoop { public static void main(String[] args) { Random random = new Random(); int a = 1000; int b = 0; int c = random.nextInt(10); int d = random.nextInt(50); int sum1; int sum2;
05.06.2022
544
views
2
comments
0
Karol Grzeszczak
Level 31
Poland
set clock
import java.time.LocalTime; import java.util.*; public class Main { public static void main(String[] args) { List<Clock> clockList = Clocks.init(); print(clockList); addMinute(clockList ,1); System.out.println(); print(clockList); } priv
01.06.2022
728
views
5
comments
0
P.B.Kalyan Krishna
Level 24
Guntur
Unable to download Open JDK 16.0.2
I am using Windows 7 64 bit operating system. I am unable to download the Open JDK 16.0.2 from the link given to us.
01.06.2022
633
views
1
comment
0
Anonymous #11008345
Level 1
Subs
Please does one need a subscription in order to complete all the quest or you can complete them without a sub?
01.06.2022
788
views
1
comment
0
Karol Grzeszczak
Level 31
Poland
how to improve cannons so that they display the correct result ?
import java.util.LinkedList; import static java.lang.System.*; class Cannon { String name; public boolean loaded; public Cannon(String name, boolean loaded) { this.name = name; this.loaded = loaded; } public String getName() { return name; } publi
31.05.2022
658
views
4
comments
1
Karol Grzeszczak
Level 31
Poland
How to delete last , ?
import java.util.ArrayList; public class List { public static void main (String[] args) { ArrayList companies = new ArrayList<>(); companies.add("DELL"); companies.add("APPLE"); companies.add("SAMSUNG"); companies.add("SONY"); companies.add("
30.05.2022
524
views
6
comments
0
time.bug
Level 1
Guangzhou
初入CODEGYM
How are you
31.05.2022
413
views
0
comments
0
Karol Grzeszczak
Level 31
Poland
Merging map a with b into c how to do ?
import java.util.HashMap; import java.util.Map; class Solution { public static void main(String[] args) { Map<Integer, String> myFavoriteColours = new HashMap<>(); Map<Integer, String> myFriendsFavoriteColours = new HashMap<>(); myFavorit
29.05.2022
549
views
2
comments
0
Soham1087
Level 1
kolkata
How does Matrix Multiplication Work Using for-loop?
Hi All, In one of my interview, the interviewer asked me about Matrix Multiplication Using for-loop, wanted to understand how does this work? Any code example can anyone suggest to me?
30.05.2022
552
views
1
comment
0
Karol Grzeszczak
Level 31
Poland
how to get averarage from hashmap?
import java.util.HashMap; import java.util.Map; class Student { String name; String surname; String id; public Student(String name, String surname, String id) { this.name = name; this.surname = surname;
29.05.2022
588
views
3
comments
0
Karol Grzeszczak
Level 31
Poland
:56:21 java: non-static variable this cannot be referenced from a static context
I need two things in one project average grade without minimum and maximum and display of books from the list of which the date of publication is above a certain value import java.awt.print.Book; import java.util.ArrayList; import java.util.Collections; import java.util.LinkedList; public class s
27.05.2022
799
views
11
comments
0
Anonymous #11008345
Level 1
Subscription
I don't understand something, are the courses free or you have to subscribe at a point in time?
28.05.2022
383
views
0
comments
0
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