School headmaster Alan Boxford - who held a special assembly on Wednesday in memory of Laura - said she had been an excellent student.

BBC: Family appeal after girl found hanged

For example, once the code-morphing software has translated a particular chunk of x86 code into micro-ops it can store the translated chunk in a special memory to avoid having to translate it again.

ECONOMIST: Transmetamorphosis

The journey log is stored on a standard micro-SD memory card to make it simple to use without any special software.

ECONOMIST: Monitor