Data Modeling For Search Relevance — Signals and Semantics
Mold your fields to capture their searchable essence Perhaps the biggest relevance mistake you can make is to take content, straight from it’s source, and plop it directly into…
Debugging Solr 5 in Intellij
I recently had to debug Solr 5 to help answer some client questions. With Solr 5, there’s been several fundamental changes to the Lucene/Solr codebase. My previous methods of…
We’re Writing The Book on Search Relevance!
The search bar has crept into your application. Do you know how to extract value out of it? Or is it a dangling afterthought? Search is hard. Yet it’s…
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…
Going Cross-Origin with Solr
It is becoming more common to connect directly with a Solr cluster from rich client side applications. Performing a search directly against the cluster will require either JSONP or…
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…
Elasticsearch Cross Field Search Is A Lie
At OpenSource Connections, We Do What We Must, Because We Can In Elasticsearch, searching across multiple fields can be confusing to beginners. This is a tough first step in…
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…
A Vagrant Conversation
Vagrant is great… most of the time Vagrant is a powerful tool for setting up development environments quickly. But just like any other tool, there are use cases where…
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…