Archive for the ‘Things I’ve Learnt’ Category

OU M257 Revision notes

Next week I’m sitting an Open University exam on the Java course M257.  I’ve made some notes on most of the units which you can see below: Unit 3 Implement classes in which you have specified the access level of methods and instance variables; private access level: never inherited, so can never be accessed by [...]

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Fix: CPU is unworkable or has been changed.

Today I fixed a friends computer that was suddenly displaying the message “CPU is unworkable or has been changed” at boot time and performing very slowly. After running one of my diagnostic tools I found that the CPU, an AMD athon 2800+ was running at a speed of 1.25Ghz. The processor should normally run at [...]

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Emailing Play.com

If you ever need to email play.com You’ll find that on there website you can’t find an email address. After a bit of googling I found this email address for them customercare@play.com which I’ve used and had a response from. I don’t know why they don’t put this on there website so I’ve shared it here.

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How to speed up Mac OS X

I’ve had an iMac for about 2 years and have recently noticed that it’s getting a little slower at booting up. So I’ve spent so time trying to improve it. This is what I found and how I recommend speeding up a mac in the future. Check login items for your user account and remove programs [...]

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