Image: Intel 80486DX2 processor die, 12×6.75 mm, in its packaging (Wikipedia)

Image: Intel 80486DX2 processor die, 12×6.75 mm, in its packaging (Wikipedia)
If only DEAD people understand hexadecimal, how many people understand hexadecimal?  (soo‘ㄥs :ɹǝʍsuɐ)

Tuesday 22 February 2011

Cambridge IGCSE Computer Studies Coursebook

Due for publication in August 2011:

Cambridge IGCSE Computer Studies Coursebook with CD-ROM


  • Written specifically for the Cambridge International Examinations IGCSE 2012 and 2013 syllabuses by experienced teachers and examiners of CIE syllabuses in IGCSE Computer Studies.
  • Uses CIE's new ‘house style’ for presenting program code and pseudocode.
  • Coursebook includes questions and tasks throughout to reinforce learning.
  • Accompanying CD-ROM provides practice activities for students.
  • Both coursebook and CD-ROM offer practical support for students, including for the new Paper 3: Alternative to coursework.

Sunday 20 February 2011

Switching a spreadsheet between results and formulae view

Did you know that there was a keyboard shortcut for performing this switch? This is particularly useful when you need to prepare screenshot evidence of what you have built for coursework.

In both Open Office Calc and Microsoft Excel, you simply type Ctrl+`

But what do you call the ` key? and where do you find it? Its official name is the backquote but, unsure what it was called, at least one school in Cambridgeshire in the UK has given it the name "Gary".  Perhaps you could give it a local name, too.

It looks like this:

On this keyboard, it is at the left-hand end of the second row down: