How can I change the heap size in eclipse?
Do I have to change it in jvm and in eclipse?
Or only in jvm?
Or only in eclipse?

I'm having a bit of trouble understanding MouseEvent. For some reason I'm
able to make it return a negative point on mousePressed when printing out
getPoint. How is this possible? I dont see how it is possible to trigger a
MouseEvent on a component that has a MouseListener ...

can someone show me a snippet of java code to return at runtime, the
complete directory path from where a application is launched.
suppose my java application is stored and launched from:
D:\myFolder\myApplication.exe

I'm getting the non-static method error..  this is for a servlet..
I'm trying to use getMimeType() method, which is a method of
ServletContext; I have read Roedy's page..
http://mindprod.com/jgloss/compileerrormessages.html#NONSTATICCANTBEREF

I have access to a binary file that contains 1 or more images.  I am
trying to access the images in java so that I can extract them and
place them in a directory.  I know the file is in little-endian format
and I used com.mindprod.ledatastream.LEDataInputStream to read it.  I

i'm vinny i'm doing my Bsc computer sciencein india. i've a minor
project to do .i want to write a s/w (file recovery )and a file
analyser ie,seach a particular folder assigned by the user and and move
the filesto foldere specified by the user(mp3 files to music files ,jpg

 I am a newbie......I 've Linux , Java and Netbeans IDE.
The programs (*.class) into my folder "PgmSRC" work fine ( but I have to
 write "package PgmSRC" into the *.java file ) while the programs into
other folders (that are contained in PgmSRC ) get "Exception in thread

Newbie
I am trying to retrieve the system date in the date format dd/mm/yyyy
to use in an sql statement.
The function i am using is returning a date format of: Wed Feb 15

I have a little project which involves parsing some HTML pages. I tried
using JAXP/SAX to build a simple parser. I subclassed the DefaultHandler
class with some simple methods for characters, startElement and
endElement. The default parser is set as 'non validating' (verified by

I need help with making a method to get a white circle with a black
background.
On clicking a button the circle turns to black On clicking the button
again it turns back to the white circle with a black background  again.

Background:
I've done some Java, C++ and VB in the past but nothing for a couple of
years. I'm teaching ICT (11-18 yo) and I've been asked to teach some
Java after hours from May onwards. I've ordered a few books and am using

hi..here is my problem ..
i just toggle between the classes  of my project by pressing F3 and
when i come today i got these errors at every page which i go through
...

There is a possibility of create a keystore file by a class ?
Because the only way i find is by the keytool command and the
java.security.keystore didn't implement it
Thank's

Can someone explain what out.flush() does?  Or if you could direct me
to some documentation on it.  I can't seem to find it anywhere.

Scenario:
=========
[Web Brower]-------(data)------>[Apache Tomcat]----(query)--->[mySQL]
[Web Brower]---(some rows)----->[Apache Tomcat]<---(result)---[mySQL]