答案1
您需要更改主题,而不是设置。因此,/usr/share/plank/theme/<themename>/dock.theme
您将找到两个条目:
#The padding on the bottom dock edge, in tenths of a percent of IconSize.
BottomPadding=2.5
#The padding between items on the dock, in tenths of a percent of IconSize.
ItemPadding=2
更改填充,直到满足您的需求