https://www.cs.vassar.edu/ 2026-04-14T22:27:28+00:00 https://www.cs.vassar.edu/ https://www.cs.vassar.edu/_media/favicon.ico text/html 2010-01-25T16:16:40+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/people/priestdo/tips/losetup?rev=1264436200&do=diff out of loopback devices As a result of a power related issue our Xen server crashed. When it came back up it could not create its full complement of loop back devices. I saw errors like: Error: Device 770 (vbd) could not be connected. Backend device not found```` text/html 2008-02-21T21:07:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/people/priestdo/tips/multihome_dokuwiki_hacks?rev=1203628033&do=diff Multihome Dokuwiki Hacks I use the article by Lukas Ruf on setting up dokuwiki on a mutihomed web server to allow multiple separate wikis to run on one machine. The article is available at <http://wiki.lpr.ch/doku.php/multihomed>. These are a few things I have done in addition to the suggestions in the article. text/html 2008-11-14T15:30:30+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/people/priestdo/tips/nasm_and_gdb?rev=1226676630&do=diff nasm and gdb problem with nasm version 0.99 It looks like this was fixed in nasm version 2.01, but if you are running version 0.99 you may find that you no longer have debugging information for gdb. The fix is easy, replace ``-f elf`` with ``-f elf32`` or ```` text/html 2009-09-11T18:31:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/people/priestdo/tips/vnc_inetd_gdm?rev=1252693878&do=diff VNC over inetd with gdm - number of session limitation There are a lot of pages about setting up vnc over inetd.  I had been running such a setup for years with 10 - 20 simultaneous sessions being commonplace, but an upgrade of the server to ubuntu 9.4 broke my configuration.  Eventually all but one problem had been worked out by poking around the changelogs, reading a few man pages and using the standard net searches.  That problem was that only 2 simultaneous sessions were supported.  The fix… text/html 2008-02-20T19:02:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.cs.vassar.edu/people/priestdo/tips/z80asm_in_emacs?rev=1203534166&do=diff Using emacs with z80asm First off, I want to state I am not a lisp podgammer OK, now that that is out of the way, this is what I added to my .emacs when I started using z80asm to work with z80 assembly code.  It adds ASM to the list of extensions that will put you into asm-mode for editing assembly code and defines the compile command the way I wanted it.  If there is a better way to do these tasks please let me know.