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Beginning Java

No question too simple or small . . .

Howdy! This is your friendly forum for beginning Java. No question is too simple or too small!
(Posters with questions of any difficulty might consider the "Java in General" forum.)
Please check our Java Beginners FAQ!
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Beginning Java

Best this year

What difference exactly will come for this case if I override hashcode and equals?

Better code for interview question list duplicate characters in a String

Writing notes before actual coding?

Proper code format with if/else

Is linked list rarely used in comparison to arrayList?

Passing objects by value instead of by reference (Java 16.0.1)

Return a distinct & sorted Stream

Create triangle of asterisks with StringBuilder in one loop

How String constructor work exactly when pass Array?

Mooc.fi Part 6 Exercise 9 SimpleDictionary

Trying to understand the Liskov principle

Are ArrayList and HashMap the most used collections?

Sum of two numbers

"Error: Could not find or load main class Main" - problem

post operator vs pre operator

Should Course class maintained the list of enrolled student in terms of Single responsibility ?

Getters and Setters to store user input

Sorting & Grouping for the given List

How exactly can the interface be used to hide the implementation from the client?

java.lang.ClassNotFoundException: com.microsoft.sqlserver.jdbc.SQLServerDriver

Best this month

Passing objects by value instead of by reference (Java 16.0.1)

Return a distinct & sorted Stream

Create triangle of asterisks with StringBuilder in one loop

Sorting & Grouping for the given List

Shuffling the characters of a string. (Learning about lists)

What are Anonymous objects exactly ?

Find largest 1's square block problem.

Getting a Directory listing (Java:16.0.1, IDE: Ecli[se, OS:Win 10)

Book code not working / improvement thought if it was.

How to write a Java program to cook rice with seafood

for loop vs while loop

Simple Tic-Tac-Toe Game

Reading Text File

Is this "guess the word program" (hangman) correct ?

Instantiating an interface

Can you explain package hierachy in java.

How is the Date class system-independent ?

class path issue while executing from command prompt in another directory

Dec to Binary Coding Problem

comparison operators

Beginning Java Forum at JavaRanch

Head First Java - SimpleDotComGame - Doesn't compile as states "cannot find Symbol Gamehelper"

Eclipse/JavaFX objects unknown

Hello I just started my java classes and the teacher gave me a home work that I don't understand.

Problem with do-while loop.

About strings

class path issue while executing from command prompt in another directory

String to LocalDateTime

Passing objects by value instead of by reference (Java 16.0.1)

Running balance?

User Input malfunction. Variables aren't getting the values I attempt to assign to them.

args

Create triangle of asterisks with StringBuilder in one loop

import jar, many files, no main, -d command line

Java Objects/Classes - Help please

Drag and Drop

Best way to deploy a Java program in a browser?

What is a compile time constant?

Get Nth Entry from LinkedHashMap

calculate bitwise according on human relativity

Java Excercises

I need to input twice instead of one.

Is this "guess the word program" (hangman) correct ?

About javac package import sub folder get error: cannot find symbol

What are Anonymous objects exactly ?

Difference between class abstraction and class encapsulation ?

NetBeans, error involving package

How to write a Java program to cook rice with seafood

Using Head First Java in 2021, how to install and set up Java for the 2005 book in 2021?

Instantiating an interface

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How is the Date class system-independent ?

Book code not working / improvement thought if it was.

Find largest 1's square block problem.

Why would I want (or not want) to create a "module-info.java" file in Eclipse IDE?

Java