In the margins of the g'mara are many notations indicating changes that various rabbis (Bach, G'ra, Tzon Kadashim, Shita M'kubetzes, etc.) made in the wording of the g'mara, seemingly to resolve ...
Possible Duplicate: Hashems name on device Normally there are all sorts of problems with writing Hashem's name on paper, and then erasing it. How does this apply to digital mediums (more ...
How can you quickly pick out all the alephs on a page of Hebrew printed text?