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 ...
Recently, I switched a self-written "bundle package" from using xkeyval to keyreader. One reason for this, beside the backward compatibility, was that the definition of keys is more convenient in ...
in parcolumns it has \z@ all over the space. I don't see it define it anywhere so I assume it is some internal command or something? I can't really make heads or tails of it though and I can't really ...
I'm interested in writing packages for TeX/LaTeX/XeLaTeX. I googled around, but all I found was guides or tutorials about how to prepare documents using LaTeX. I want to know how LaTeX works and how ...