Archive for April, 2009

Published by Rolf on 09 Apr 2009

Configuring GNU Mailman on Plesk 8

Again, Plesk proved to be a 4-hour time-suck, even though mailman support has supposedly been “out of the box” for awhile.  Here are the important steps:

  1. If in the Plesk control panel for all clients, you do not see a “Setup Mailman” icon under Servers, then it’s already mostly set up and you don’t have to install the RPM or anything.
  2. Verify that the qrunner tasks are running.  If not, then start them via mailmanctl.
  3. You probably want to make mailman always start upon boot, via chkconfig.
  4. Now, in the Plesk version of mailman, it expects you to access it at http://lists.<domain>.<tld>/mailman/ .  However, inexplicably this DNS entry is not actually created for you, so you need to so in your Hosting Service Provider (HSP) Control Panel.  I think this is then propagated to your own name server at some point, but for me it resolved instantly.

Hope this helps.  What a pain Plesk is.  But it sure does look beautiful when you’re fighting with it.

Published by Rolf on 02 Apr 2009

Reading CT scans with eFilmLT.exe on Vista

A bit off-topic but I thought I’d share. A friend of mine had this CT scan on CD and was having trouble reading it on his PC (sometimes it worked, sometimes not). And simply copying it to his hard disk enabled it unreadable. So I offered to debug why, and lo and behold, a quick Google search shows that lots of other people have reported similar problems (e.g., see here).

It seems that this proprietary reader (eFilmLT.exe), made by Merge Software, looks for a valid binary “DICOMDIR” file that points to the metadata for the particular scan images on the CD (e.g., the patient name, date taken, image filenames, etc.).  Why this isn’t a human-readable format like XML, I have no idea.

Anyway, if you have a set of images that you can’t read:

  1. copy them to your hard disk
  2. download the attached zipfile, which contains all the relevant reader files (e.g. ,eFilmLT.exe, associated DLLs, “Profiles” directory, and configuration files).  All these are (I think) independent of the particular CT scan on a given CD.  I have *not* included “DICOMDIR” here by design.
  3. Overwrite your files with the contents of this zipfile.

Then try to launch the new eFilmLT.exe.  It should pick up your DICOMDIR and now you can read your CT scans.  This has been tested on Vista, probably XP works as well.  Good luck.

Download: efilmbinaries.zip

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