http://techblog.lucidillusion.org Tech Notes and Problem Solutions Sat, 19 Sep 2009 19:59:40 +0000 http://backend.userland.com/rss092 en Update: It appears that Xerox is now distributing a 10.6 "Snow Leopard" driver package on their website. According to the Xerox website the Phaser 6120 is not supported in Snow Leopard. However if one downloads the custom PPD file from the OpenPrinting database the printer works perfectly. Full instructions follow: On the ... http://techblog.lucidillusion.org/2009/09/04/xerox-phaser-6120-on-mac-os-x-10-6-snow-leopard/ Say you wanted to create an empty branch of an existing git repository.  That is a new branch with no history, say to track your project docs. Be sure that you don't have any pending changes in your workspace before executing these commands. $ cd ~/my-git-repo $ git symbolic-ref HEAD refs/heads/docs $ git rm ... http://techblog.lucidillusion.org/2009/08/08/creating-an-empty-git-branch-and-pushing-it-remotely/ Just a quick way to test and see if your DNS servers are vulnerable to the latest DNS Cache Poisoning vulnerability (CVE-2008-1447). From: https://www.dns-oarc.net/oarc/services/porttest $ dig @4.2.2.3 +short porttest.dns-oarc.net TXT Replacing 4.2.2.3 with the IP address of your DNS server(s). http://techblog.lucidillusion.org/2008/07/15/checking-for-dns-poisoning-vulnerability/ After a recent security update I noticed that my bookmarks were no longer synchronizing over .Mac between any of my systems. To fix the issue I had to unregister and reregister Safari's sync client. Open a terminal and run: /Applications/Safari.app/Contents/SafariSyncClient.app/Contents/MacOS/SafariSyncClient --unregistersyncclient com.apple.Safari This will return NO, then run ... http://techblog.lucidillusion.org/2008/05/15/bookmarks-not-synchronizing-over-mac-in-1053/ While moving some data between drives today I decided to test the drive build functionality of my external RAID array. I have an IOI FWBU2SATA35DMR Firewire/USB enclosure with two 500GB SATA drives in a RAID 1 configuration. Following the instructions I powered down the array, removed one of the disks, ... http://techblog.lucidillusion.org/2008/04/10/rebuilding-software-raid-arrays-in-os-x-105-leopard/ While upgrading a lab of Dell GX280 systems to CentOS 5 today I ran into a bit of a snag. Seemingly at random when the system initially started or returned to the GDM login screen the user would get a black screen. The system still responded on the ... http://techblog.lucidillusion.org/2008/03/06/random-blankblack-x-sessions-with-gdm-on-a-dell-gx280-running-centos-5/ Today I was attempting to configure Apache (2.2) to control access to my SubVersion repositories using mod_auth_kerb and I hit a snag when attempting to access repositories from Leopard clients. I installed mod_auth_kerb and configured apache with the following directives in the /svn location: AuthType Kerberos AuthName "Kerberos Login" KrbMethodNegotiate On KrbSaveCredentials On KrbAuthoritative on KrbAuthRealms EXAMPLE.COM KrbServiceName ... http://techblog.lucidillusion.org/2007/11/20/patching-neon-on-os-x-105-for-gssapi-authenticated-subversion/ Not much here, just a quick note about getting SSL connections to PostgreSQL in Ruby. According to the ruby-postgres documentation arbitrary libpg options can be passed to the PGconn.open() call. Calling PGconn.open like this: conn = PGconn.open( 'host' => 'host.domain.com', ... http://techblog.lucidillusion.org/2007/11/15/ssl-connections-in-ruby-with-ruby-postgres/ Recently I started getting errors from Quicken 2006 (15.0.5 - R6) when it attempted to backup data to my .Mac account.  The backup process would launch and then error at Making a copy of the data file and give the following error: Quicken cannot create a copy of your file to upload ... http://techblog.lucidillusion.org/2007/10/14/quicken-2006-and-mac-backup/ At work I have several systems that provide SSL encrypted services but respond to multiple host-names. For instance an LDAP server may be named server1.example.com but have DNS aliases of ldap-1.example.com and directory.example.com. If a client system connects to ldap-1.example.com and the server returns an SSL certificate with ... http://techblog.lucidillusion.org/2007/10/13/ssl-certificates-with-dns-aliases/