A utility class that gets the MD5 hash of an input stream. Also includes a method for converting byte array to hex-formatted string.

Copy a file to a new location, optionally marking the file as a temporary file (to be deleted on application exit).

Note there are issues for temporary files - not all the parent directories that might be created are guaranteed to be deleted - only the immediate parent directory will be deleted on exit if created. Other higher-level directories will not be deleted, even if the file is marked as temporary.

Fixed the regular expression to check for more strict requirements.

I came across this in the Java Docs, in my ever growing attempt to learn Java. I needed to implement custom listener events.

Simple class to allow cut and paste to clipboard.

Reading and writing to a URL connection, thanks to Java.

How Long Has It Been Since a Certain Date?

Java properties files can yield undesirable results at runtime, if there happen to be spaces at the end of some lines.

Requires a win32 port for the GNU utilities grep and sed - e.g. http://unxutils.sourceforge.net/.

Format Bytes

Recursively delete a directory, emptying all contents.