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Loyal reader John M. expressed dismay over Twitter about 538's excessive use of bubble charts. Here's the picture that pushed John over the edge: The associated article is here. The question on the table is motivated by the extraordinary performance of a young baseball player Mike Trout. The early success can be interpreted either as evidence of future potential or as evidence of a future drought. As an analogy, someone wins a lottery.
Hans Rosling: Providing Data, Inspiring Change
CouchDB vs MongoDB: An attempt for a More Informed Comparison « myNoSQL After posting about Scott Motte’s comparison of MongoDB and CouchDB, I thought there should be some more informative sources out there, so I’ve started to dig. The first I came upon (thanks to Debasish Ghosh @debasishg) is an article about ☞ Raindrop requirements and the issues faced while attacking them with CouchDB and the pros and cons of possibly replacing CouchDB with MongoDB: [Pros] Uses update-in-place, so the file system impact/need for compaction is less if we store our schemas in one document are likely to work better. Queries are done at runtime. Some indexes are still helpful to set up ahead of time though. Has a binary format for passing data around.
The art of data visualization