What the hell was this for? You can't comment like this on Hacker News, no matter what you're replying to, but especially not a helpful book suggestion. https:

What the hell was this for? You can't comment like this on Hacker News, no matter what you're replying to, but especially not a helpful book suggestion. https://news.ycombinator.com/newsguidelines.html https://news.ycombinator.com/newsguidelines.html We detached this comment from https://news.ycombinator.com/item?id=46089518 https://news.ycombinator.com/item?id=46089518 and marked it off topic.