Bukkit/Bukkit — comment on commit c80b2d2fd999edc682e855f9e110f23861e6c2e5
File: src/main/java/org/bukkit/command/defaults/GiveCommand.java line 15
By EdGruberman:

Well if you want to get pedantic, I would suggest:
/give
[ []]

But what @tahg is trying to indicate is that the amount parameter is required if you want to supply the data parameter.