New Topic

programming forums Java Mobile Certification Databases Caching Books Engineering Micro Controllers OS Languages Paradigms IDEs Build Tools Frameworks Application Servers Open Source This Site Careers Other Pie Elite all forums

this forum made possible by our volunteer staff, including ...

Marshals:

Campbell Ritchie
Tim Cooke
Ron McLeod
Devaka Cooray
Paul Clapham

Sheriffs:

paul wheaton

Saloon Keepers:

Tim Holloway

Bartenders:

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!
We're all here to learn, so when responding to others, please focus on helping them discover their own solutions, instead of simply providing answers.

Best this year

Advice Needed: Java Frameworks and Learning Path for Freshers

16 replies 1

extract string between similar delimeters

36 replies

handing the storage of 96 records , 24 at a time.

62 replies 4

Convert ASCII File to CSV File

21 replies 1

Beginning Java

How to send variable.

22 replies

Java IDES

10 replies

Intellj is saying "Condition 'listOfPhoneNumbers == null' is always "false' when reached

23 replies

Error: Could not find or load main class

20 replies 3

Downloading and Installing Java on Windows 11

19 replies

Need a Light weight Java IDE, decent amount of features but should not be resource heavy

14 replies 2

Using Sleep command within paintComponent causing problem

16 replies

Retrieve information from the JSON

10 replies

Digital clock

33 replies

CaseInsensitiveComparator in java/lang/String.java has multiple similar looking if-s in it.

10 replies

Thinking, Analysis Design

14 replies

Changing a Boolean within an object stored in an arraylist

16 replies

PrintWriter Error

12 replies

static reference of a class vs static reference of an interface

18 replies

Debugging Java Programms ?

10 replies

Trying to add next duplicate value next to original value

17 replies

More »
Beginning Java Forum at JavaRanch

extract string between similar delimeters

2 weeks ago 36 replies

Debugging Java Programms ?

4 weeks ago 10 replies

Arduino

How to send variable.

1 month ago 22 replies

CaseInsensitiveComparator in java/lang/String.java has multiple similar looking if-s in it.

1 month ago 10 replies

convert negative decimal number to binary

1 month ago 10 replies

Downloading and Installing Java on Windows 11

2 months ago 19 replies

Beginning Java

Java Swing Snake Game

2 months ago 5 replies

Java in General

Java 25 has been released from Oracle

2 months ago 1 reply

Garbage Collection Challenge

3 months ago 24 replies 3

Navigating a new project

3 months ago 3 replies

Need a Light weight Java IDE, decent amount of features but should not be resource heavy

3 months ago 14 replies 2

Need Logic/Java Code for below pattern

3 months ago 5 replies 1

Using Sleep command within paintComponent causing problem

3 months ago 16 replies

Which rule applies ?

3 months ago 21 replies 1

static reference of a class vs static reference of an interface

3 months ago 18 replies

How does static hiding work internally?

4 months ago 2 replies

protected visibility

4 months ago 5 replies

Compile issue with generic that has an Enumeration parameterized type

4 months ago 5 replies

Artificial Intelligence and Machine Learning

AI is changing my way of thinking

4 months ago 7 replies

Intellj is saying "Condition 'listOfPhoneNumbers == null' is always "false' when reached

4 months ago 23 replies

handing the storage of 96 records , 24 at a time.

4 months ago 62 replies [ 1, 2 ] 4

Switching Enviroments

4 months ago 17 replies

Advice Needed: Java Frameworks and Learning Path for Freshers

4 months ago 16 replies 1

Overloaded static and non-static methods

4 months ago 8 replies

Head First Java appropriate for high school students?

5 months ago 7 replies

Maybe needs to be deleted ( was :Where , or how to return the results of loggIn here ? )

5 months ago 8 replies

HFJ third edition -- guessing game code -- incomplete?

5 months ago 1 reply

Inheritance in Java

5 months ago 3 replies

There are no Coincidences!?

5 months ago 57 replies [ 1, 2 ] 2 1

%.2f\n

1 year ago 21 replies

Character Sets

3 years ago 2 replies 1

Main class naming convention

17 years ago 12 replies
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- ...
- 1757
- ►
Forum leaders: Paul Clapham Tim Holloway Campbell Ritchie
Java
- Beginning Java 404094
- Java in General 305698
- NIO2 and Try with Resources 295
- Lambdas and Streams 6819
- Jigsaw and Modules 864
- Servlets 130195
- JSP 110666
- JSF 40803
- EJB and other Jakarta/Java EE Technologies 63768
- Web Services 45787
- Swing / AWT / SWT 119620
- Sockets and Internet Protocols 18955
- Threads and Synchronization 28323
- Performance 15821
- I/O and Streams 29645
- Other JSE/JEE APIs 19206
- Game Development 5475
- Distributed Java 9897
- Portals and Portlets 5498
- SOA and ESB 244
- JNLP and Web Start 2712
- JavaFX 8532
- Applets 20601
- Graphics and 3D Programming 450
- Unified Printing API - JSR6 26
- Bluetooth - JSR82 29
- Other JSRs 101

What do the icons mean:

= Topic with 1 to 5 flags
= Topic with 5 or more flags
= Topic with 10 or more flags
= Topic with unread post(s)

Beginning Java

Best this year

Advice Needed: Java Frameworks and Learning Path for Freshers

extract string between similar delimeters

handing the storage of 96 records , 24 at a time.

Convert ASCII File to CSV File

How to send variable.

Java IDES

Intellj is saying "Condition 'listOfPhoneNumbers == null' is always "false' when reached

Error: Could not find or load main class

Downloading and Installing Java on Windows 11

Need a Light weight Java IDE, decent amount of features but should not be resource heavy

Using Sleep command within paintComponent causing problem

Retrieve information from the JSON

Digital clock

CaseInsensitiveComparator in java/lang/String.java has multiple similar looking if-s in it.

Thinking, Analysis Design

Changing a Boolean within an object stored in an arraylist

PrintWriter Error

static reference of a class vs static reference of an interface

Debugging Java Programms ?

Trying to add next duplicate value next to original value

Beginning Java Forum at JavaRanch

extract string between similar delimeters

Debugging Java Programms ?

How to send variable.

CaseInsensitiveComparator in java/lang/String.java has multiple similar looking if-s in it.

convert negative decimal number to binary

Downloading and Installing Java on Windows 11

Java Swing Snake Game

Java 25 has been released from Oracle

Garbage Collection Challenge

Navigating a new project

Need a Light weight Java IDE, decent amount of features but should not be resource heavy

Need Logic/Java Code for below pattern

Using Sleep command within paintComponent causing problem

Which rule applies ?

static reference of a class vs static reference of an interface

How does static hiding work internally?

protected visibility

Compile issue with generic that has an Enumeration parameterized type

AI is changing my way of thinking

Intellj is saying "Condition 'listOfPhoneNumbers == null' is always "false' when reached

handing the storage of 96 records , 24 at a time.

Switching Enviroments

Advice Needed: Java Frameworks and Learning Path for Freshers

Overloaded static and non-static methods

Head First Java appropriate for high school students?

Maybe needs to be deleted ( was :Where , or how to return the results of loggIn here ? )

HFJ third edition -- guessing game code -- incomplete?

Inheritance in Java

There are no Coincidences!?

%.2f\n

Character Sets

Main class naming convention

Java