How to dismiss keyboard on mobile

[Sannyasin Brahmanathaswami]

(banging my head on the wall) 
"You have read the dictionary! You have to read the dictionary!" ha!

Little did I know that:
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Mike Kerner wrote:

    I personally use   
    *on* inputReturnKey
    *focus* *on* nothing 
    *end* inputReturnKey

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BR