Php and Perl have a structure called assosiative arrays. With keys and
values. Does Java have a similar structure ?
Regards
Rune

I am trying to configure a simple application in spring. The following
is the entry in my web.xml, servletname is "iwspring"
...
<servlet-mapping>

Does anyone now of a package (ideally java) that can take sets of data
and draw things like histograms, boxplots, xy scatterplots, etc?
Microsoft XL can read raw data and make such charts/graphs, but I'd
prefer to use something I could tinker with if I so chose.  thanks,

I want to do a simple plugin interface so programmers
can easily write their own plugins to my software.
However, when I use URLClassLoader to load a class
that shall represent the plugin it seems that there

i want to refer to a resource stored in the jar files found in the classpath
usually, jar must wrap a full url, specified with scheme+path :
jar:file:///path/to/my.jar!/path/to/my/resource
any tip to remove the reference to my.jar ?

Why can't I put my dll in a jar and load it
just like I load my icons?
Daniel

i googled about rs232 in java, but i got some
information that javax.comm.SerialPort isn't portable.
Is it still true that this only works on Windows?
 I'm developping an application that needs to run

Anyone can tell me what is the difference between JSP and Servlet? Thanks a lot!

hi frnds
 i m working on object recognition.
we re getting good result but our simulation is taking very much time.
our sgmentation algorithm is very fast but our matching algo is very

Is developing an application in JDK 1.5 a good idea, while the
library's i'm using probably weren't made in jdk 1.5 but in 1.4?
Thanks

I created a descriptor which contains of two parts:
1: header: fixed length
2: field: variable length
The field part will contain a list of files. Now from 1 to 22 files i got no

Hello people,
the problem is as follows :
i am given an array of bytes called sndpcm1[] , in every nibble of each
byte there is a signed integer in the range -8 to +7 . From this array i

I'm having a strange problem with JSTL and the interpolation of variables.
Some details:
Tomcat 5.0.28
JSTL 1.1.2

How do I convert string to hexadecimal?
For example "ab cd" -> 61 62 20 63 64 .
Thanks,
P.

As a newbie I have a very simple question.
Can a thread return a non void value? (run method is void...)
e.g. an Object (LinedList, String[][]) ?
thanks in advance for Your help