Ok, it’s not the newest of news, but I only just saw this for the first time this morning. It appears to me the eruption cloud itself is even faster than sound as you can see the shock wave overtake it early in the eruption as the cloud rises. Easy maths challenge for the partners: How […]
Author Archives: Dave
“Rihanna couldn’t sing to save her life”
Right or wrong, we’re all entitled to our own opinions.
Marketing vs Piracy
“Why is it ‘marketing‘ when a company helps itself to my information against my will and ‘piracy‘ or ‘industrial espionage‘ if I helped myself to THEIR information against their will ?”
Roads and Maritime Services—Online Renewals (Privacy)
Privacy statement as presented to me on 2016-04-26 to register a motor vehicle online.
Roads and Maritime Services—Online Renewals (T&C)
Terms and Conditions as presented to me on 2016-04-26 to register a motor vehicle online.
using variables on the command line
I find I’m always repeating certain command lines with subtle changes. If the changes can be predicted, why not use a variable instead? Here’s how:
SSH key pairs and getting it onto the server
I have to go digging this one up every time I need it. I just can’t remember what to type, so here it is plain and simple.
How it’s made: Aluminium Can
The humble Aluminium (aka Aluminum) can. How it’s made, and other stuff you just didn’t know about it.
new lines in sed on mac
I had a file that had a single line of output that needed a newline added for readability. I do this in Ubuntu regularly, but when I tried it on the mac I just couldn’t get it right. It seems it’s broken and this was how to get around it.
Fun with Flags
I am a fan of TED presentations especially when they’re well presented like this one. I’m sure that Sheldon would even get a kick out of this one and possibly learn a thing or two.