New Topic

programming forums Java Java JSRs Mobile Certification Databases Caching Books Engineering Languages Frameworks Products This Site Careers Other all forums

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

Marshals:

Sheriffs:

Saloon Keepers:

Bartenders:

Java in General

Stuff that is past the beginners stage

Important Links: Java FAQ

Best this year

Java in General

Which way of learning as developer do you prefer, video tutorials or reading a book?

34 replies 1

How can I get this algorithm to work correctly ?

19 replies 3 1

Picking a random Key and Value from a Map?

19 replies 14

Connected Graph using Adjacency Matrix

47 replies 10

Java in General

How to convert End Of line character of CSV file using java.

72 replies 7 2

java challange

35 replies 1

Having problems reading data from a file and filling an ArrayList

25 replies 2 1

Switch Case and enum

49 replies 5

Why prefer char[] over String for password?

46 replies 1 11 3

Teaching Java and OOP

59 replies 2

Java String has an extra space and the file starts with ÿþ

15 replies 1

Java in General

string pool behavior

15 replies 5

Java in General

Building my own computer and compiler

60 replies 1

Java in General

designing code based on SOLID principals

49 replies

How to structure a class with optional parameters

44 replies 2

getBytes() with UTF-8 and UTF-16

13 replies 3 1

Relationship of Comparable and Comparator interfaces in Java.

35 replies 3

Java in General

Store String and array of digits

48 replies 2

Does this feature exist? (returning downcasted object by method's argument or diamond interface)

9 replies 3

Auto complete implementation using primitives only

23 replies 4

More »
Best this month

Java in General

How to convert End Of line character of CSV file using java.

72 replies 7 2

Java in General

string pool behavior

15 replies 5

File copy from input stream is not complete

31 replies

Why can't I make an array of ArrayList?

16 replies 1

structuring my business application

7 replies 2

Java in General

NullPointerException, sigh

13 replies

Java in General

performance enhancements

6 replies

When to use an abstract Class/Method, and when to use an interface

3 replies 1

Java in General

Regular Expressions

9 replies

Retry after exception - SCA compliant

17 replies

creating dynamic ini file in java

21 replies

Java in General

servlets error

7 replies

Array.equals doesn't work

9 replies

Depth first search of an adjacency list java

10 replies

Dirty Code

4 replies

add method in ArrayList

10 replies

Java in General

properties file outside of the WAR that works both on linux and Windows

4 replies

Iterable Interface & Collection Interface Relation

5 replies

Java in General

can anyone tell me how pass valueon onclick parameter in android .. i m new to programming ...

9 replies

The field parentQName is defined in an inherited type and an enclosing scope

9 replies 1

More »
Java in General Forum at JavaRanch

clearing console window

8 years ago 4 replies

Query in java

8 years ago 6 replies

Need to resolve ClassCastException

8 years ago 22 replies

heap memory

8 years ago 1 reply

Wildcard parameters for abstract methods

8 years ago 3 replies

javadoc tag: @(#)

8 years ago 8 replies

why ApachPOI is more better javaexcel API?

8 years ago 2 replies

Override method on Object initilaisation

8 years ago 3 replies

What is the right way to unit-test a Java template class?

8 years ago 1 reply

Any listener to listen directory / file structure change?

8 years ago 1 reply

Cant load files into array using listFiles. I think it's an eclipse problem

8 years ago 3 replies

Dynamically loading a class

8 years ago 4 replies

Knight's tour recursively in Java? NPlease help

8 years ago 3 replies

Any possible way to refresh an object?

8 years ago 3 replies

enhanced for loop and generics object value based grouping

8 years ago 3 replies

Day Light Saving Time .Code

8 years ago 1 reply

Trouble reading the regex value

8 years ago 1 reply

256 key size in AES

8 years ago 1 reply

Lucene: Arabic search issue (UTF-8)

8 years ago 1 reply

Where is the Context Switch Effect in Java?

8 years ago 20 replies

A curious case of instanceof keyword usage in JDK 1.5

8 years ago 3 replies

Is it possible to find server location of a website

8 years ago 1 reply

Do we have java hot spot 32 bit SERVER edition

8 years ago 8 replies

Retrieving information of a class from a class file

8 years ago 7 replies

About Jtrac

8 years ago 0 replies

inner anonymous class fields initialization

8 years ago 20 replies

writing connection class to oracle

8 years ago 3 replies

How to create a JAXB Context from File System

8 years ago 1 reply

String is not null, then it is?

8 years ago 3 replies

hashCode/equals stratgy for mutable object

8 years ago 24 replies

Problem with querystring parameter using HTTP GET.

8 years ago 2 replies

java reflection to invoke parent class method

8 years ago 6 replies

Looking for a leg up on an Anagram algorithm

8 years ago 1 reply

How dose the loop impact the performance? How to measure?

8 years ago 5 replies

Web application users&groups?

8 years ago 6 replies
- ◄
- 1-40
- 41-80
- 81-120
- 121-160
- 161-200
- 201-240
- 241-280
- 281-320
- 321-360
- 361-400
- 401-440
- 441-480
- 481-520
- 521-560
- 561-600
- 601
- 602
- 603
- 604
- 605
- 606
- 607
- 608
- 609
- 610
- 611
- 612
- 613
- 614
- 615
- 616
- 617
- 618
- 619
- 620
- 621
- 622
- 623
- 624
- 625
- 626
- 627
- 628
- 629
- 630
- 631
- 632
- 633
- 634
- 635
- 636
- 637
- 638
- 639
- 640
- 641-680
- 681-720
- 721-760
- 761-800
- 801-840
- 841-880
- 881-920
- 921-960
- 961-1000
- 1001-1040
- 1041-1080
- 1081-1120
- 1121-1160
- 1161-1200
- 1201-1240
- 1241-1280
- 1281-1320
- 1321-1360
- 1361-1400
- 1401-1440
- 1441-1480
- 1481-1520
- 1521-1523
- ►
Forum leaders: Carey Brown Tim Cooke Stephan van Hulst
Java
- Servlets 127573
- JSP 108770
- Beginning Java 344142
- Features new in Java 7 1903
- Features new in Java 8 3284
- Features new in Java 9 225
- JSF 39740
- EJB and other Java EE Technologies 62446
- Web Services 43097
- Swing / AWT / SWT 111020
- Sockets and Internet Protocols 17466
- Threads and Synchronization 26264
- Performance 15038
- I/O and Streams 27735
- Other JSE/JEE APIs 18610
- Game Development 4319
- Distributed Java 9722
- Portals and Portlets 5489
- SOA and ESB 226
- JNLP and Web Start 2678
- JavaFX 3930
- Applets 20442

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)

Java in General

Best this year

Which way of learning as developer do you prefer, video tutorials or reading a book?

How can I get this algorithm to work correctly ?

Picking a random Key and Value from a Map?

Connected Graph using Adjacency Matrix

How to convert End Of line character of CSV file using java.

java challange

Having problems reading data from a file and filling an ArrayList

Switch Case and enum

Why prefer char[] over String for password?

Teaching Java and OOP

Java String has an extra space and the file starts with ÿþ

string pool behavior

Building my own computer and compiler

designing code based on SOLID principals

How to structure a class with optional parameters

getBytes() with UTF-8 and UTF-16

Relationship of Comparable and Comparator interfaces in Java.

Store String and array of digits

Does this feature exist? (returning downcasted object by method's argument or diamond interface)

Auto complete implementation using primitives only

Best this month

How to convert End Of line character of CSV file using java.

string pool behavior

File copy from input stream is not complete

Why can't I make an array of ArrayList?

structuring my business application

NullPointerException, sigh

performance enhancements

When to use an abstract Class/Method, and when to use an interface

Regular Expressions

Retry after exception - SCA compliant

creating dynamic ini file in java

servlets error

Array.equals doesn't work

Depth first search of an adjacency list java

Dirty Code

add method in ArrayList

properties file outside of the WAR that works both on linux and Windows

Iterable Interface & Collection Interface Relation

can anyone tell me how pass valueon onclick parameter in android .. i m new to programming ...

The field parentQName is defined in an inherited type and an enclosing scope

Java in General Forum at JavaRanch

clearing console window

Query in java

Need to resolve ClassCastException

heap memory

Wildcard parameters for abstract methods

javadoc tag: @(#)

why ApachPOI is more better javaexcel API?

Override method on Object initilaisation

What is the right way to unit-test a Java template class?

Any listener to listen directory / file structure change?

Cant load files into array using listFiles. I think it's an eclipse problem

Dynamically loading a class

Knight's tour recursively in Java? NPlease help

Any possible way to refresh an object?

enhanced for loop and generics object value based grouping

Day Light Saving Time .Code

Trouble reading the regex value

256 key size in AES

Lucene: Arabic search issue (UTF-8)

Where is the Context Switch Effect in Java?

A curious case of instanceof keyword usage in JDK 1.5

Is it possible to find server location of a website

Do we have java hot spot 32 bit SERVER edition

Retrieving information of a class from a class file

About Jtrac

inner anonymous class fields initialization

writing connection class to oracle

How to create a JAXB Context from File System

String is not null, then it is?

hashCode/equals stratgy for mutable object

Problem with querystring parameter using HTTP GET.

java reflection to invoke parent class method

Looking for a leg up on an Anagram algorithm

How dose the loop impact the performance? How to measure?

Web application users&groups?

Java