That code does the same thing as https://news.ycombinator.com/item?id=15302465 https://news.ycombinator.com/item?id=15302465 but not the same thing as the code

That code does the same thing as https://news.ycombinator.com/item?id=15302465 https://news.ycombinator.com/item?id=15302465 but not the same thing as the code in the article.