"side_by_side" option for diff
"side_by_side" can take a string as value which will be passed to the '-y' option of diff, e.g., "-W 70" so that there are max 70 columns (instead of the default 130).
"side_by_side" can take a string as value which will be passed to the '-y' option of diff, e.g., "-W 70" so that there are max 70 columns (instead of the default 130).