I am having the following problem: I have a HashTable object and I would
like to extract the value for a specified key - the opposite is easy to do
with the get method, but extracting keys from values does not seem to be
an easy process. Any ideas?

i need to get the full path of the JRE running my program. I thought i
could get the java executable path, but how ?
1/ String.class.getClassLoader() returns null
...

I have a requirement to store timestamps in a database. Simple enough
you might think but finding a suitably general format is not easy. The
specifics are
1) subsecond resolution - milliseconds or, preferably, more detailed

I built an eclipse project and used its Export tool to create a jar
file.
When I executed the jar, I got the above message.
The project folders structure is as follows:

bcgi was founded in 1988. The company currently employs 400 people at
its corporate headquarters in Bedford, Massachusetts and at offices in
Westbrook, Maine; Singapore, London, Madrid, Mexico City and
Hyderabad.

Has anyone ever done, or know if it is even possible, to perform Reflection
on a .class file inside of a jar that is NOT in the classpath?
All I have is, say a full pathname to a jar file, and a pathname inside the
jar file to a class. For example, I may know I have to look in

Using a SAXParser, how can I get the "inner XML" of entity?
for example:
Let's say this is my XML:
<foo>

I have a table with 5 columns.
1. How can I move the focus to cell in 5th col, 1st row?
2. How can I disallow the move of focus to a column different than 5th?

Hi, does anyone know where to find code examples for performing
mortgage calculations?
Thanks,
biggy

I'm a little confused about the differences between a CellEditor and a
CellRenderer (specifically the "Tree" version).  From my
understanding, the renderer is HOW the icons are displayed and the
editor is how to edit the fields.  It seems other people have this

Has someone experiences in visualizing the java garbage collector log?
Is there any tool or trick to create a diagram?
Here are two lines of the log
238371.981: [Full GC 238371.982: [Tenured: 122764K->122775K(218740K),

How can I convert a String containing a
Java Unicode escape sequence to a String
containing the equivalent UTF8 representation?
For instance "\u4f55" -> "e4bd95"

I am stuck....and I am sure it is simple.  Basically I have a
panel that has some stuff in it.  I want to have another panel (kind
of an overview) that shows everything in the main panel.
So I have something like:

Hi, i need know why is this error while preverify:
  ... Compiling                                             [3-
compiled]
  ... Placing class files in JAR                            [3-

I have to find or write some code to perfrom a diff between two XML
files.  In particular they will most likely be RSS feeds, where the
first time viewing a feed I'd get the whole RSS XML, but on additional
viewings of a the same feed I would only get/store the difference from