If I am writing a TeX package (as one can find such on CTAN), there are following approaches to define a new dimension length that should be changeable by a user of that package. Approach A: Define ...
Possible Duplicate: Get width of a given text as length In an attempt to Compute the x distance between two nodes, the question arose whether it is at all possible to devise A macro that ...
When messing around with TikZ/PGF then I frequently find myself wanting to store a length for later use. By "length" here, I mean the word in its non-TeX meaning. As I'm doing stuff in TikZ/PGF then ...