jeanjiang

@jeanjiang (30)

China • Age 39

Joined myLot 13 years ago

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Discussions (17)

jeanjiang's Discussions

What is Java's Set Interface?

jeanjiang @jeanjiang (30) • China 10 May 11

What are implemented Classes of Set Interface? What about addming elements, removing elements and other usage of it?

set interface

2 responses

What is Java's List Interface?

jeanjiang @jeanjiang (30) • China 10 May 11

What are implemented Classes of List Interface? What about adding elements, removing elements and other usage of it?

list interface

1 response

How to use Java's Collection Interface?

jeanjiang @jeanjiang (30) • China 8 May 11

Java's Collection Interface is the super type of Interface - List and Set. So, How to use this Interface?

collection interface

1 response

How to use Java's Iterable Interface?

jeanjiang @jeanjiang (30) • China 8 May 11

Using Java's Iterable Interface can traverse a Collection. Are there some examples to illustrate it?

iterable interface

1 response •

1 person

jeanjiang @jeanjiang (30) • China 5 May 11

Java Collection consists of List, Set and Map. So, what are the similarities and the differenece between List, Set and Map.

collection

1 response

What is the architecture fo Java Collection?

jeanjiang @jeanjiang (30) • China 5 May 11

Java Collection is very useful in Java Language. I want to learn it. Is there any body can tell me what is the architecture of Java Collection.

collection

1 response

What is the standard way to get or set a property of a bean?

jeanjiang @jeanjiang (30) • China 5 May 11

Package - java.beans can use Class - Expression and Statement to get and set a property of a bean. It is the standard way. Does any one can give me some examples about it.

bean

1 response

How to implement a constrained property or implement a bound property?

jeanjiang @jeanjiang (30) • China 4 May 11

Java Bean has constrained property and bound property. How to implement a constrained property or implement a bound propery?

bean

1 response

What are the detail meanings of Java Bean properties?

jeanjiang @jeanjiang (30) • China 4 May 11

Java Bean has four properties, simple properties, bound properties, constrained properties, indexed properties. But What are the detail meanings of Java Bean properties?

bean

1 response

What is the standard way to instantiate a Java Bean?

jeanjiang @jeanjiang (30) • China 30 Apr 11

We can treat a Java Bean as a common Java object, and instantiate it by Java key word - new. But Java Bean is different from common Java object. So what is the standard way to instantiate a Java Bean?

java bean

1 response

What is Java Introspecter, and where can we use it?

jeanjiang @jeanjiang (30) • China 30 Apr 11

Introspecter is a feature of Java Bean. I just heard about it. So, what is Java Introspecter and where can we use it?

java introspector

1 response

Java Stack and Queue

jeanjiang @jeanjiang (30) • China 25 Apr 11

From Data Construction, I learned two constructions - Stack and Queue. Stack is FILO and Queue is FIFO. In Java, if we want to use Stack and Queue, do we need to create two classes to implement these two construction, or we can...

queue

stack

1 response

How to make element unique in Java Collection?

jeanjiang @jeanjiang (30) • China 24 Apr 11

Java Collection can store many elements. Some Collection like Set must guarantee element unique. So, I want to know how to make it? In Java, which code can implement this function?

1 response

are there any other ways to get/set a Java Bean

jeanjiang @jeanjiang (30) • China 24 Apr 11

Java Bean is a criterion a Java object. We can access a Java Bean with the simple way, treating a Java Bean as a Java object. My question is that is there any other way to access a Java Bean. Because I think Java Bean...

3 responses

Comparable and Comparator

jeanjiang @jeanjiang (30) • China 24 Apr 11

When I start to sort a collection, I can use Class - Comparable or Comparator. My question is what is difference between Comparable and Comparator?

2 responses

About Java package - java.beans

jeanjiang @jeanjiang (30) • China 17 Apr 11

Hi guys, Now in my process of learning Java, I meet some confusion about Java package - java.beans. I want to ask "What is Java Bean? Where do we need to use it". I think it is a fundamental knowledge in Java. If you have...

1 response

[Help]How to list the Property Names of a Bean

jeanjiang @jeanjiang (30) • China 16 Apr 11

I am learning the knowledge of Java Bean. I want to implement the function of listing the property names of Java Bean. Any one can help me? Thanks very much.

1 response