January 2020
Intermediate to advanced
640 pages
16h 56m
English
Content preview from Hands-On Software Engineering with Golang
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
The PageRank calculator
The PageRank calculator implements an asynchronous, periodic process for re-evaluating the PageRank scores for each link in the Links 'R' Us graph.
Before starting a new calculation pass, the PageRank component will first use the interfaces exposed by the link graph component to obtain a snapshot of the current state of the graph. This includes both the graph vertices (links destinations) and the edges (links) connecting them.
Once the PageRank values for each link have been calculated, the PageRank component will contact the text indexer component and annotate each indexed document with its updated PageRank score. This is an asynchronous process and does not otherwise interfere with any searches performed by the ...