Adding duplicate item in HierarchialContainer - Similar Threads

Register / Login

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
paul wheaton
Jeanne Boyarsky

Sheriffs:

Paul Clapham
Devaka Cooray

Saloon Keepers:

Tim Holloway
Roland Mueller
Himai Minh

Bartenders:

Other threads similar to Adding duplicate item in HierarchialContainer

Struts

[solved]Struts 2 and Vaadin

27 replies

Java in General

Problem in implementing a TreeSet

5 replies

Beginning Java

Question about union and intersection exercise question from self-study book.

8 replies

Beginning Java

Exception handling and inheritance

5 replies

Swing / AWT / SWT

what will happen while adding already existing panel in JTabbedPane?

4 replies

Wiki

First Classes

Struts

Selecting results from a search

6 replies

Beginning Java

What ARE appropriate uses of final and static

12 replies

JDBC and Relational Databases

How do I prevent duplicate records inserted in the database

8 replies

Beginning Java

What am I missing here? (ArrayList check)

5 replies

Web Services

@WebParam with complex type

3 replies

Beginning Java

why the method returns null?

10 replies

Beginning Java

ArrayList with JavaBean

11 replies

Java in General

dynamic class creation from configuration

18 replies

XML and Related Technologies

Process multiple node occurences using JAXB

1 reply

Threads and Synchronization

Producer Consumer Problem using Thread

15 replies 1

Beginning Java

HashSet Raises Exception

5 replies

Associate Certification (OCAJP 8)

Encapsulation for Reference Variables

6 replies

Wiki

User Input

10

Beginning Java

Menu problem

17 replies 1

Beginning Java

Sort Arraylist by passing runtime parameter

12 replies

Beginning Java

Proper naming of Packages/Classes.

11 replies

Beginning Java

program seems logical enough to me but it does not work?

8 replies

Beginning Java

Binary search to add elements into array throws null pointer exception

107 replies [ 1, 2, 3 ]

Programmer Certification (OCPJP)

SCJP Book's Quiz B Question 54 - Comparable

1 reply

Beginning Java

How to avoid duplicate data in arraylist?

4 replies

Beginning Java

Why do we have constructors if we can reassign things?

19 replies 1

Beginning Java

Sort JSON based on multiple values

6 replies

Beginning Java

Basic understanding of 'return'

8 replies 2

Wiki

First Factory Methods

Beginning Java

struct in java

11 replies

Other JSE/JEE APIs

Eclipselink JPA - String attribute mapped to Xml type column

0 replies

Other Languages

Dart or AngularJS

3 replies

Java in General

regarding serialization

6 replies

XML and Related Technologies

Significance of XML encoding/decoding over Serialization

6 replies

Beginning Java

Access ArrayList Getter from inner class

19 replies 1

Java in General

How to remove duplicate from ArrayList?

27 replies

Beginning Java

ArrayList

29 replies

Scala

What does Scala offer (besides concurrency)?

2 replies

Beginning Java

Intro to JUnit Question

8 replies

Beginning Java

how to compare if object exists in arraylist and add if doesn't

9 replies

Blog around the Campfire

Integrating Vaadin views in Struts2 (JSP based) applications

1 reply 1

JSP

How can I consolidate some duplicate JSTL code in my JSP?

7 replies

Beginning Java

code for a recently used menu

9 replies

Beginning Java

writing data to local file...while loop

4 replies

Object Relational Mapping

Hibernate how to add a new row to a table with a foreign key

0 replies

Beginning Java

Linked List PNode error

2 replies

Programmer Certification (OCPJP)

Comparator vs comparable

5 replies

Java in General

Developing an Item System With Hundreds/Thousands of Unique Items

4 replies 1