How to show the names of each bone on an armature? For example I have imported a dota 2 3d hero model and I need to attach my item to a particular bone but I cannot see the names of each of the bones.

Is there an option to enable display of the bone name?
With your armature selected you can go to the 'Armature' tab of the properties area and you can enable the 'Names' property in the 'Display' section: