Opportunity for a Senior JAVA developer to be part of an exciting team to digitize our nation's historic news print and provide to the public for free searchable, online access. Great opportunity to learn and work with new open source J2EE technologies and web services. Will ...

This would seem to be a common task but I can't seem to find an answer
on the web.
Is there a definitive/well tested class/library that can strip blank
lines and lines with nothing but spaces from a text file using

Finally, after waiting for three days for it to swap the
Universe, I gathered enough courage to push that magic
help button, trying to get an answer on why my buttons
simply dissapear in run mode, while they are perfectly

All,
I could really use some help on the following question - I need to
figure out if JMS in a clustered environment is really the solution to
my problem...

I have a client who has two jar files, Hydroline.jar and LiquidLnF.jar, in a
directory on  WinXP machine. when he goes to that directory, and enters at a
DOS prompt:
javaw -cp Hydroline.jar;LiquidLnF.jar HydroLine.HydroLine

Just curious since there was a discussion today on my team...
If you're using eclipse on a project do you check-in your project
files to source control for everyone to use?  (The .classpath
and .project files, that is).  Or do engineers just set up their own

I saw the following code to split a sentence into words. My question is:
 How could I modify the code to split a sentence like(in his example,
the words are separated by EXACTLY ONE SPACE by chance):
"But I'm      not dead yet! I     feel   happy!"

What is the correct method to test equality with an enum, == or .equals?
Thanks,

I apologize. I expect this is the wrong forum to ask my question and
would appreciate a hint as to the appropriate forum to ask this
question in.
On the off chance that someone will answer, I will put my question

I am reading Sun's tutorial
page.(http://java.sun.com/developer/technicalArticles/Programming/PerfTuning/)
<Quote>
...

My app can load files using a FileChooser. I would like to store the
last 4 loaded file pathes so I can use them later (ie fast access to
last used files). I'm looking for the perfect Collection to store these
4 File objects.

I need to simulation key pressing (Backspace and DELETE). With
alphanumeric keys is not a problem (just keyUp and keyDown methods).
But for any functions keys it's methods keyUp and keyDown are not
working.

Let's suppose we have an abstract class who wants to force its
subclasses to implement Comparable in a way that the extending class
has the ability to be compared only to objects of its same type.
The solution I can figure out is the following:

Can we create an image map for a dynamically generated JPEG image.
example: My program generates a bar chart as a JPEG image. I want to
link the bars of the chart to screens displaying corresponding data.

Is there a way to determine the index of an array element given a reference?
Object[] obj = new Object[8];
Object q = obj[2];
Is it possible to get 2 from q other than iterating through all values