The reason I read java blogs... to find gems like this
Jon talking about Mozilla's LiveHTTPHeaders
Spent many hours last week trying to find a free HTTPS/SSL enabled proxy tool for Windows that would help me debug a security proxy server we've got sitting in front of a J2EE app server. Hours later I gave up and wrote a Linux bash script that uses curl to simulate some web transactions and dump the headers and results. LiveHTTPHeaders would have been MUCH easier.