This week we have the NetSCAN community detection algorithm, Neo4j to Contentful in Elixir, messaging features are added to the dating site, and we learn how to build trending activity feeds Using GraphQL and Neo4j.

1. This Week in Neo4j
1st September 2018

2. Mark Needham
Developer Relations Engineer at Neo4j
mark.needham@neo4j.com / devrel@neo4j.com
@markhneedham
2

3. The week's graph database news
in one handy slide deck!
Find the archive at
neo4j.com/tag/twin4j

4. Featured community member: Maxim Salnikov
Learn more about Maxim

5. Last week we launched our new Neo4j forum, and you may
have noticed that at the top of the home page there are
links to content created by the community. Will Lyon has
written a blog post explaining how we built it using Neo4j,
GraphQL , the Discourse
API, and the community
graph.
Building Trending Activity Feeds Using
GraphQL And Neo4j
Read the blog post

6. Max De Marzi added three new posts to his Build a Dating
site series. In Part 10 Max adds messaging functionality and
walks through different modeling choices that we could
make. In Part 11 he implements the read
side of this feature, and in Part 12 we
learn how to add images to those
messages.
Dating Site: Adding messaging functionality
Read more (starting from part 10)

7. Vitor Horta wrote a blog post explaining the NetSCAN
algorithm that he developed to detect communities in
social networks and find influential
people. The algorithm is available
as a Neo4j procedure and can be
called directly from Cypher.
Read the blog post
NetSCAN community detection algorithm

8. José RF Junior has written a blog post (it’s in Portuguese,
but thank you Google Translate!), in which he shares his
tips and tricks for taking and passing the Neo4j Certification
exam.
Neo4j Certification Tips
Read the blog post

9. Chris Eyre has ported his Neo4j to Contentful library from
Node to Elixir, and explains some of the challenges he
encountered while doing this.
Contentful to Neo4j in Elixir
Read the experience report

10. If you liked this check
out the blog post
This Week in Neo4j - 1st September 2018