The latest blog posts to take off on Hacker News. 4,224 posts.
I recently had to set up a new postgres instance at work. While we’re already using Heroku Postgres for production loads, we had some requirements for this one that couldn’t be solved without being database admin, and thus had to go self-hosted. That...
Last.fm is a web site that tracks your music listening history across devices (computer, phone, iPod, etc) and services (Spotify, iTunes, Google Play, etc). I’ve been using Last.fm for nearly 10 years now, and my tracked listening history goes back even further when you consider all my pre-existing iTunes play counts…
Machine learning for trading is a huge domain, but not all applications are practical in terms of making your money grow. Let's find out what really works!
Let's pretend we need to build a recommendation engine for an eCommerce web site. There are basically two approaches you can take: content-based and collaborative-filtering. We'll look at some...
In my previous post , I described some experiments I was doing to reduce images to a Bag of Visual Words (BOVW) . My goal is to build a Con...
Relative market share of R, SAS, SPSS, Stata, Spark, H2O, and other data science tools
When you start out as a developer there’s an overwhelming amount of things to grasp. First there’s the language itself, then all the quirks of the specific framework you’re using,and after that (or maybe before) we’ll throw front-end development into the mix, and somewhere along the line you have to decide to store…
Michael Isard, Derek Murray, and I recently sent in a HotOS submission (it’s not blind, so no harm talking about it, we think). The subject is hinted at from...
This post was authored by Tiffany Wissner, Senior Director of Data Platform Marketing. This week in San Francisco, thousands of people are at Spark Summit, to explore and understand how they leverage Apache Spark to get the most out of big data.
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No single cloud fits all. Explore how we build a more flexible future with hybrid cloud.
16 years after its first checkin , SQLite is the most widely deployed database engine in the world. such open source project is a good candidate to learn how to make your code easy to understand and to maintain.
An overview of the colormaps recommended to replace 'jet' as default.
Postgres is “the world’s most advanced open source database”. It is a highly capable database server, and is ordinarily accessed using SQL queries. Postgres is also highly customisable, with the ability to add new functions, new data types and even new languages. There are currently several language implementations…
The goal of lda2vec is to make volumes of text useful to humans (not machines!) while still keeping the model simple to modify. It learns the powerful word r...
The FILTER clause extends aggregate functions (SUM, AVG, COUNT, etc.) with an additional WHERE clause. Databases not supporting FILTER can use CASE within the aggregate function instead.
SentinelOne unifies AI-powered endpoint, cloud, identity, and data protection—enhanced by our Security Data Lake for seamless and efficient cybersecurity.
Today, we are open-sourcing TrailDB, a core library powering AdRoll. TrailDB makes it fast and fun to handle event data.
