Virtual Domain Controllers and time in a hyper-V environment
In a “normal” (read: physical) domain environment, all the domain member machines such as servers and PCs use the PDC (Primary Domain Controller) as the authoritiative time source. This keeps all the...
View ArticleIT & Web Infrastructure Masterclasses
Through March 2013, I’m running a set of IT and Web infrastructure masterclasses in Nottingham (in conjunction with PCM Projects), for people who don’t necessarily work in IT, but need to know (or...
View ArticleHow to write an SPF record
An SPF record is a DNS TXT record (like A records and MX records) that indicates to receiving mail servers whether an email has come from a server that is “allowed” to send email from that domain. I.e....
View ArticleStreaming music services and the future of consuming music
I’m listening to Spotify while I write this. I’ve been a premium subscriber since early 2010, which means I’ve so far paid spotify £390 of which around 70% has gone to the artists. It took me a while...
View ArticleThe Three Ways
The three ways are one of the underlying principles of what some people call DevOps (and what other people call “doing stuff right”). Read on for a description of each approach, which when combined,...
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