Hide, FadeOut or incremental hide, reappear when scroll up.
Using html or javascript or enable BlackFriday.hrefTargetBlank
Pass output as input parameter when chaining Observables
IllegalArgumentException: No view found for id 0x7f0d008b (*:id/map) for fragment SupportMapFragment
Duplicate id 0x7f0d008a, tag null, or parent id 0xffffffff with another fragment for com.google.android.gms.maps.SupportMapFragment