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                    2016
                
            
            
                14 Jul
                
                '16
                
            
            
            
        
    
                12:13 p.m.
            
        On Thu, Jul 14, 2016 at 8:01 AM, Iavor Diatchki
I've also needed this in the past, so +1.
I think the bike-shed should be colored: intersectKeys or restrictKeys
+1 for intersectKeys. I already have to look up Data.Map haddock constantly (e.g. alter vs. adjust), but intersectKeys is nicely self descriptive.