Comment on Tutorial - How to use ArrayList in Java By Hong



Comment Added by : aun

Comment Added at : 2011-11-18 06:47:56

Comment on Tutorial : How to use ArrayList in Java By Hong
hi ,
i am a beginner in java. please tell me what is the purpose of using "integer " in the statement below
sum += ((Integer) ia[i]).intValue();


View Tutorial



Ask a Question

Subscribe to Tutorials

Related Tutorials

Program using concept of byte long short and int in java

Update contents of a file within a jar file

Tomcat and httpd configured in port 8080 and 80

Java File

Java String

Count number of vowels, consonants and digits in a String in Java

Reverse a number in Java

Student marks calculation program in Java

Handling Fractions in Java

Calculate gross salary in Java

Calculate average sale of the week in Java

Vector in Java - Sample Program

MultiLevel Inheritance sample in Java

Multiple Inheritance sample in Java

Java program using Method Overriding

Archived Comments

1. hey...i have a problem getting the system date in
View Tutorial          By: angel at 2010-04-03 09:27:38

2. Thank you for sharing your knowledge. =>
View Tutorial          By: Condel Batac at 2013-02-03 23:17:26

3. hi RAMLAK i am akankshain and getting these erro
View Tutorial          By: akanksha at 2011-12-06 10:15:47

4. Sir, this is very helpful for students and profess
View Tutorial          By: Pankaj Choudhary at 2010-10-19 00:24:36

5. Thank you. I found this very helpful.
View Tutorial          By: tavella at 2014-09-26 01:04:13

6. sir every time we are using this.wedth(for example
View Tutorial          By: praveen kumar at 2011-06-28 01:33:44

7. nice examlpe but u can make it more easy so that t
View Tutorial          By: lovely at 2009-02-25 07:08:18

8. very nice session
View Tutorial          By: Rajendra singh rathod at 2012-03-16 13:32:01

9. Hi,

Are you getting any specific er

View Tutorial          By: Norman Chap at 2008-12-04 02:42:47

10. I am facing the same problem but org-netbeans-modu
View Tutorial          By: Anonymous at 2009-05-08 07:59:09