Placing labels at the center of nodes in d3.js

Question

I am starting with d3.js, and am trying to create a row of nodes each of which contains a centered number label.

I am able to produce the desired result visually, bu

Answer 1

This page describes what's going on under the svg hood when it comes to text elements. Understanding the underlying machinery and data structures helped me get a better handle on how I had to modify my code to get it working.