Recent Posts

Recent Posts

Bind 9.9 CentOS 7 binary slave DNS zone files

  https://kb.isc.org/article/AA-00608/0/Converting-Zone-Files-Between-Text-and-Raw-Formats.html With the development of the BIND 9.9 branch, zone file storage for slaved zones has been changed to expect the raw zone format by default.  BIND administrators testing 9.9 or preparing for migration from an earlier version have asked how to deal with this format change.  Several options are available. Rename and Retransfer: Continue reading Bind 9.9 CentOS 7 binary slave DNS zone files

Quick Plesk command line hints

Enable spamassassin on all accounts on server mysql –uadmin –p`cat /etc/psa/.psa.shadow` psa –Ns –e “SELECT CONCAT_WS(‘@’,mail.mail_name,domains.name)FROM domains,mail,accounts WHERE domains.id=mail.dom_id AND accounts.id=mail.account_id” | xargs –I {} ./spamassassin –u {} –status true –hits 7 –action move Setup a new customer via command line /usr/local/psa/bin/./customer —create username –name ‘name’ –passwd ‘password’ –country US –phone 123456 –email [email protected] Setup Continue reading Quick Plesk command line hints

Abstract: Geological Histories from 4372 Ma to 26 Ma Recorded in Siliciclastic Metasedimentary Rocks from the Central Yilgarn Craton

Geological Histories from 4372 Ma to 26 Ma Recorded in Siliciclastic Metasedimentary Rocks from the Central Yilgarn Craton Eric R Thern; PhD Thesis   Abstract This study presents an investigation of detrital, metamorphic, and hydrothermal minerals from siliciclastic metasedimentary rocks of the Illaara and Maynard Hills greenstone belts, central Yilgarn Craton. This research assesses how 4.3 to Continue reading Abstract: Geological Histories from 4372 Ma to 26 Ma Recorded in Siliciclastic Metasedimentary Rocks from the Central Yilgarn Craton

GPS data conversion

Handy gpsbabel conversions: Google KML to GPX: To translate waypoints into tracks, in order to use in GPS Photo Correlate (gpscorrelate): gpsbabel -w -s -N -i kml -f “google-waypoints.kml” -x transform,trk=wpt  -o gpx -F “waypoints.gpx” If a number of waypoint files (NMEA, GPX, etc.) were originally concatenated, the resulting .kml may not be in chronological Continue reading GPS data conversion

Minimizing downtime associated with Web/DNS/Mail IP address migrations

Migrating servers to new datacenters or IP addresses is never entirely problem free, usually due to many DNS servers on the internet not obeying TTL’s or caching old records for way too long. These old cached DNS records (usually at different ISP’s, major mailservers like google, hotmail, yahoo, etc.) cause problems where they’ll route mail Continue reading Minimizing downtime associated with Web/DNS/Mail IP address migrations

VMWare 2.0.x and CentOS 5.4 glibc crashes and instabilities – a workaround solution

If you’re running VMWare Server 2.0.x on CentOS 5.4, you’ll have noticed that you (most likely) suffer random reboots and other instabilities on the guest operating systems – this is due to a glibc error in vmware’s libraries, and has yet to be fixed by vmware (thanks a lot).  The real issue is CentOS/Redhat has Continue reading VMWare 2.0.x and CentOS 5.4 glibc crashes and instabilities – a workaround solution

Moving wordpress from a subdirectory – and generation of 301 redirects from a google sitemap

So I mistakenly have installed wordpress in a subdirectory on my site – this worked well for testing, but I didn’t buy this domain to have my entire site sitting within a subdirectory! WordPress has a good guide on this subject, which has step by step instructions on migrating your installation from one directory to Continue reading Moving wordpress from a subdirectory – and generation of 301 redirects from a google sitemap

Yum update check script – runs via crontab and emails when new updates are available

Here’s a quick script that will check yum updates and email you when there are new updates available. Split into two sections, one script is for all package updates, and the other script is for letting us know if we need to reboot when a new kernel package has been installed. Script to check for Continue reading Yum update check script – runs via crontab and emails when new updates are available