NVD3 (D3 JS) how to remove y2 axis

Question

I\'m trying to use the following example which is a line and bar chart combined.

NVD3 Line & Bar Chart combination

The problem I have is that I want the

Answer 1

Much like Lars' answer, this leaves a gap where the axis used to be, but I hid this with CSS.

.y2-axis {display: none}

Answer 2

There's no option to disable the second y axis. What you can do is set it up to have the same scale as the y1 axis and then remove it after creating the graph, i.e.

d3.select('.nv-y2.nv-axis').remove();

This will leave some empty space where the axis used to be, but at least it'll create the impression that there's only one y axis.