formtastic_tristate_radio 0.2.1
Have 3-state radiobuttons instead of a 2-state checkbox for your Boolean columns which can store NULL. Does not change controls, you need to turn it on via `as: :tristate_radio` option.
Gemfile:
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Installeer:
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Runtime afhankelijkheden (2):
formtastic
>= 3, < 5
rails
>= 4, < 7
Development afhankelijkheden (1):
yard
>= 0.9, < 1