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Free Data Recovery of Wet Phones and Hard Drives for Hurricane Harvey Victims
Visit our Press Release page to get more details concerning the latest as well as upcoming news in our DriveSavers company. Click here to read.
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Gender and verbs across 100K stories: a tidy analysis
Previously in this series
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Four DB2 Code Bases?
Many years ago I worked on IBM DB2 and so I occasionally get the question, “how the heck could you folks possibly have four relational database management system code bases?” Some go on to argue that a single code base would have been much more efficient. That’s certainly true. And, had we moved to a single code base…
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Redshift Spectrum – Exabyte-Scale In-Place Queries of S3 Data
Now that we can launch cloud-based compute and storage resources with a couple of clicks, the challenge is to use these resources to go from raw data to actionable results as quickly and efficiently as possible. Amazon Redshift allows AWS customers to build petabyte-scale data warehouses that unify data from a variety…
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On Disk IO, Part 3: LSM Trees
If you like the series, check out my book on Database Internals!
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Index Investing Makes Markets and Economies More Efficient (2016)
U.S. equity index funds have grown dramatically in recent decades, from a negligible $500MM in assets in the early 1980s to a staggering $4T today. The consensus view in the investment community is that this growth is unsustainable. Indexing, after all, is a form of free-riding, and a market can only support so many…
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Mosaic: processing a trillion-edge graph on a single machine
Mosaic: Processing a trillion-edge graph on a single machine Maass et al., EuroSys’17 Unless your graph is bigger than Facebook’s, you can process it on a single machine. With the incep…
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Postgres geography type is not limited to Earth
It's a little known fact that the PostGIS geography type since PostGIS 2.2 (well was introduced in 2.1 I think but had a bug in it until 2.1.4 or so), supports any spheroidal spatial reference system that measures in degrees. When an srid is not specified, it defaults to using 4326, Earth WGS 84 long lat.
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Improving Stack Overflow jobs search with machine learning and R
A journey into making Stack Overflow job search results relevant to you
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What's so hard about histograms?
An interactive essay on the joys and pitfalls of histograms
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Spaces: Scalable Object Storage on DigitalOcean
Helping millions of developers easily build, test, manage, and scale applications of any size - faster than ever before.
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We Analyzed 100M Headlines
Write better headlines with tactics from our analysis of 100 million headlines. Discover the best headline trigrams for Facebook, Twitter & more.
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Implementing a Principal Component Analysis In Python (2014)
Implementing Principal Component Analysis from scratch in Python: scatter matrices, eigenvectors, variance explained, and comparison with scikit-learn PCA.
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Soma Water Filters Are Worthless
This experiment was inspired by a light-hearted argument with my wife, a stylish but atrocious water filter, and the explosion of start-ups attempting to turn everything you purchase into a subscription service.
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Beringei: A high-performance time series storage engine
Visit the post for more.
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Cloud SQL for PostgreSQL adds high availability and replication
Cloud SQL for PostgreSQL users, we heard you loud and clear, and added support for high availability (HA) and read replicas, helping you ensure your database workloads are fault tolerant.
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R Passes SAS, but Python Leaves Them Both Behind
Examines market share or popularity of data science software by comparing the number of jobs available for each software package.
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