83a62bcf_7_1_3_Help____Code_Style__Ruby__Description
[Item] Keep indents on empty lines [Description] 
If this check box is selected, then RubyMine will keep indents on the empty lines as if they have contained some code. If this check box is not selected, RubyMine will delete the tabulation characters.
RubyMine 7.1.3 Help :: Code Style. Ruby