Visualizing your Location Data with OpenLayers
Do you have location data in your Solr index? Are you making use of it? A typical thing that comes to mindwhen thinking about search results is a list…
Improving on Git Flow: Code Reviews
Something amazing happened today on our Quepid project. We did a code review. Not some formal thing whereby we sat together in a conference room with someone presenting hundreds…
Joe Lawson Joins OpenSource Connections
Joining OpenSource Connections Hello world! My name is Joseph (Joe) Lawson and I’m the newest team member to OpenSource Connections (OSC). If you’re unfamiliar, people don’t join OSC just…
Hawt.io makes Camel hotter
Playing with Hawt Watch the startup logs for a pop culture reference 😉 Background We’ve been using Apache Camel on a number of projects over the past two years,…
Building the world’s smallest Cassandra cluster
A few weeks ago I received my first Intel Edison in the mail. After a bit of tinkering I was able to bootstrap a small Cassandra cluster on this…
Visualizing Solr file ingestion with a punchcard graph in R
##Putting the data togetherRecently we’ve had to analyze the size of files being ingested into a Solr index. Performance testing had been done several times and we were seeing…
Solving Cassandra Database Migrations with Trireme
Recently we have been working on a project with a distributed team of developers. Each developer had a local DataStax Enterprise cluster running via Vagrant. Over time we kept…
It’s Log! It’s Log! It’s Big, It’s Hyper, It’s Good!
What rolls down stairs alone or in pairs?(thanks OpenClipArt) Have you heard about the HyperLogLog data structure? It sounds something out of science fiction. Something Lt. Cmdr Data certainly…
Do you really need a “NoSQL” Database?
Visit me at Strata! (logo (C) OReilly Media) I’m fortunate enough to have been selected to speak at Strata 2015 in a few weeks on one of my favorite…
Hey Lanyrd and SpeakerRate, come crawl us!
When it comes time to share data, as a developer, my mind shifts to fun topics like building API’s, providing data in multiple formats, putting data into public S3…
Ad-hoc Solr Monitoring
What is the solution when you’re doing a 24 hour load test, you haven’t already set up monitoring and you need to easily see the Physical Memory and JVM…
Using Solr’s new Healthcheck command
SolrCloud is great, up until you start seeing lots of ZooKeeper exceptions and you think to yourself, “wtf?”. Thats when you discover that you should have been monitoring your…