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Best this year

Beginning Java

Why are beginners not familiar with Streams?

34 replies 3

Java in General

Given a LinkedHashSet of anagrams, print each set of anagrams alphabetically and on a new line.

26 replies 5

Programming Diversions

Advent of Code 2018

122 replies 1 9

Beginning Java

Write the code of program Room?

138 replies 4

Java in General

Create my own object that works like an array

44 replies 1

Code Reviews

My version of Conway's Game of Life

116 replies 3 16

Programmer Certification (OCPJP)

* Welcome Kathy Sierra, Bert Bates, & Elisabeth Robson

45 replies 1

Beginning Java

Help with a Method moveToLocation (Vehicle Class)

36 replies 1 3

Beginning Java

How to check part of a string?

81 replies 12

Beginning Java

* Welcome Peggy Fisher

27 replies 4 8

Associate Certification (OCAJP 7/8)

This code is not acting the same way in NetBeans

129 replies 2

Programmer Certification (OCPJP)

New Java SE 11 based certification exams released today !

20 replies 3 3

Programmer Certification (OCPJP)

Stream min and max methods

24 replies 3

Beginning Java

Print the position of the array in the output rather than the values

28 replies 2

Beginning Java

Reviews or feedback of basic java programs

29 replies 1

Beginning Java

Syntax error, insert ";" to complete FieldDeclaration

34 replies 1 1

Lambdas and Streams

Beware: three parameter Stream.iterate method might fall one short

22 replies 7

Beginning Java

Using Comparator to sort HashMap with ArrayList values

40 replies 1

Beginning Java

File Scanner with java.lang.nullpointer error?

22 replies 3

Beginning Java

OOP, what is an Object?

54 replies 3 4

More »
Best this month

Programmer Certification (OCPJP)

New Java SE 11 based certification exams released today !

20 replies 3 3

Programmer Certification (OCPJP)

Questions about the new Java 11 1Z0-815 Exam?

2 replies 2

Programmer Certification (OCPJP)

OCPJP 8 vs OCP 11 Part 2

1

Beginning Java

Cannot find error in program that repeat a loop

39 replies 2

Beginning Java

Distribute Chocolate evenly among friends

28 replies 3

Beginning Java

TicTacToe Game

28 replies

Beginning Java

For Statement Variable Initialization

7 replies 2

Beginning Java

Average Neighbors of Any Given 2D Array

96 replies 1

Beginning Java

Java searching algorithm help

22 replies 2

Beginning Java

Problems with NullPointerException in self written LinkedList/HashTable class

21 replies

Beginning Java

Question about the priorities of learning Java

14 replies 1

Beginning Java

LinkedList Implementation

18 replies

Beginning Java

Sorting an ArrayList

23 replies

Beginning Java

Candy Bars Program

12 replies 1

Beginning Java

Question to using "separate chaining with linked lists" technique for collision

20 replies

Beginning Java

Bug in school assignment, again

14 replies 1 1

Beginning Java

Stuck when being tasked to edit only one method

20 replies

Beginning Java

Issue on if/else if/else comment

20 replies

Beginning Java

Hotel Reservation Object Oriented

12 replies

Beginning Java

Remove a most frequent character in string, counted by index in alphabetical order

10 replies

More »
Most recent

Programmer Certification (OCPJP)

OCP Chapter 5 Q#5 Jeanne Boyarsky

1 minute ago 5 replies 1

Threads and Synchronization

Semaphore in Java/Operating Systems

24 minutes ago 23 replies 1

Beginning Java

Candy Bars Program

43 minutes ago 12 replies 1

Jython/Python

Troubleshooting

45 minutes ago 11 replies

Java in General

Can someone please help with this casting question?

46 minutes ago 21 replies

Programmer Certification (OCPJP)

Order for finding property bundle files: Boyarsky & Selikoff page 264

1 hour ago 0 replies

Java in General

Java SE 12 released today

1 hour ago 14 replies 1

Java in General

Writing a file without Byte Order Mark.

1 hour ago 2 replies

JBoss/WildFly

How to set Wildfly 15's encoding to ISO-8859-15??

2 hours ago 5 replies

Java in General

What is the good book for learning collections in Java?

3 hours ago 3 replies

Java in General

Can you suggest a Java code visualization tool? I need to reverse-engineer a big project.

3 hours ago 1 reply

Programmer Certification (OCPJP)

OCP 11 FAQ

7 hours ago

Other Open Source Projects

How to learn Jackson libraries for JSON processing?

9 hours ago 5 replies

Beginning Java

Recursive Methods

9 hours ago 11 replies 1

Spring

Possible to figure out time left for a SQL query?

9 hours ago 1 reply

Blatant Advertising

Free Music Resource

12 hours ago 171 replies [ 1, 2, 3, 4, 5 ] 18

Java in General

Java version compatability

12 hours ago 4 replies

Beginning Java

Looping trough list to deserialize

13 hours ago 4 replies

Associate Certification (OCAJP 7/8)

set() method of ArrayList - page 132

13 hours ago 2 replies

Beginning Java

I changed a variable inside a method, how do I access the changed variable?

13 hours ago 7 replies

Threads and Synchronization

How to run threads in parallel?

13 hours ago 1 reply

Beginning Java

Stuck with else

13 hours ago 2 replies

Android

Emulator qemu_ram-alloc_user_backed: call

13 hours ago 8 replies

Java in General

Question about polymorphism

14 hours ago 4 replies

Beginning Java

How to change JPanel color from a different class?

14 hours ago 3 replies

Beginning Java

Store all words in a Trie into a list

15 hours ago 3 replies

Beginning Java

How to make a distance in JAVA

15 hours ago 5 replies

Swing / AWT / SWT

KeyListener Questions

16 hours ago 6 replies

Spring

Special characters in spring form:textarea are being replaced

18 hours ago 0 replies

JDBC and Relational Databases

SQL injection query for create

18 hours ago 6 replies
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Java
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Mobile
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Certification
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Go to forum

Best this year

Why are beginners not familiar with Streams?

Given a LinkedHashSet of anagrams, print each set of anagrams alphabetically and on a new line.

Advent of Code 2018

Write the code of program Room?

Create my own object that works like an array

My version of Conway's Game of Life

* Welcome Kathy Sierra, Bert Bates, & Elisabeth Robson

Help with a Method moveToLocation (Vehicle Class)

How to check part of a string?

* Welcome Peggy Fisher

This code is not acting the same way in NetBeans

New Java SE 11 based certification exams released today !

Stream min and max methods

Print the position of the array in the output rather than the values

Reviews or feedback of basic java programs

Syntax error, insert ";" to complete FieldDeclaration

Beware: three parameter Stream.iterate method might fall one short

Using Comparator to sort HashMap with ArrayList values

File Scanner with java.lang.nullpointer error?

OOP, what is an Object?

Best this month

New Java SE 11 based certification exams released today !

Questions about the new Java 11 1Z0-815 Exam?

OCPJP 8 vs OCP 11 Part 2

Cannot find error in program that repeat a loop

Distribute Chocolate evenly among friends

TicTacToe Game

For Statement Variable Initialization

Average Neighbors of Any Given 2D Array

Java searching algorithm help

Problems with NullPointerException in self written LinkedList/HashTable class

Question about the priorities of learning Java

LinkedList Implementation

Sorting an ArrayList

Candy Bars Program

Question to using "separate chaining with linked lists" technique for collision

Bug in school assignment, again

Stuck when being tasked to edit only one method

Issue on if/else if/else comment

Hotel Reservation Object Oriented

Remove a most frequent character in string, counted by index in alphabetical order

Most recent

OCP Chapter 5 Q#5 Jeanne Boyarsky

Semaphore in Java/Operating Systems

Candy Bars Program

Troubleshooting

Can someone please help with this casting question?

Order for finding property bundle files: Boyarsky & Selikoff page 264

Java SE 12 released today

Writing a file without Byte Order Mark.

How to set Wildfly 15's encoding to ISO-8859-15??

What is the good book for learning collections in Java?

Can you suggest a Java code visualization tool? I need to reverse-engineer a big project.

OCP 11 FAQ

How to learn Jackson libraries for JSON processing?

Recursive Methods

Possible to figure out time left for a SQL query?

Free Music Resource

Java version compatability

Looping trough list to deserialize

set() method of ArrayList - page 132

I changed a variable inside a method, how do I access the changed variable?

How to run threads in parallel?

Stuck with else

Emulator qemu_ram-alloc_user_backed: call

Question about polymorphism

How to change JPanel color from a different class?

Store all words in a Trie into a list

How to make a distance in JAVA

KeyListener Questions

Special characters in spring form:textarea are being replaced

SQL injection query for create

Top Forums

Java

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Certification

Databases

Caching

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