=== autopdf ===
Currently works only on Windows and Linux. On Mac OS X there is no way to do this for Acrobat Reader 7.0 and Preview.app in a sophisticated way (= keep view), since they are not (apple-)scriptable. You can use TeXniscope, TeXshop or iTeXMac that does that automatically.
=== nonstopmode ===
Useful when running texexec from an editor and do not want it to stop for errors.
= TeXTools =