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Modelling game economy with Neo4j
Learn to build production-ready serverless applications on AWS
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 86 posts.
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Document Clustering with Python
ASIAN4D membahas apakah pola Toto4D benar-benar ada, bagaimana cara pemain membacanya, serta insight sederhana yang sering dipakai pemain Indonesia.
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High Frequency Trading Strategies
Discusses performance characteristics of high frequency trading strategies and the requirements for implementation
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Getting started with maps in Python
Kristoffer over at rpsychologist.com wrote a really nice tutorial on getting up to speed with maps in R. It looked something like this.
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The Perilous World of Machine Learning for Fun and Profit
john-foreman.com is your first and best source for information about john foreman. Here you will also find topics relating to issues of general interest. We hope you find what you are looking for!
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High Frequency Trading on the Coinbase Exchange
by Andrew Barisser
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The Unreasonable Effectiveness of Random Forests
It’s very common for machine learning practitioners to have favorite algorithms. It’s a bit irrational, since no algorithm strictly…
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Which topics get the upvote on Hacker News?
Hacker News is a popular social news website, mostly covering technology and startup topics. It relies on user submissions and moderation, where each submitted story can be upvoted and commented by users, which in term determines whether the story reaches the front page and how long it stays there.
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Building a ‘People Who Like This Also Like’ Feature
A while ago a friend of mine asked me how I would go about building a ‘People Who Like This Also Like …’ feature for a music startup he was working at. For each band or musician, he wanted to display a list of other artists that people might also be interested in.
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IBash Notebook
Did you know that there's a Bash kernel for IPython Notebook? It even displays inline images. Could it ever be a convenient environment for doing data science? Would it be worthwhile to publish my book Data Science at the Command Line as a collection of notebooks?
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Call Me Maybe: Percona XtraDB Cluster
Percona’s CTO Vadim Tkachenko wrote a response to my Galera Snapshot Isolation post last week. I think Tkachenko may have misunderstood some of my results, and I’d like to clear those up now. I’ve ported the MariaDB tests to Percona XtraDB Cluster, and would like to confirm that using exclusive write locks on all…
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Understanding Variance, Co-Variance, and Correlation
An explanation of Variance, Covariance and Correlation in rigorous yet clear terms providing a more general and intuitive look at these essential concepts.
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Don't test with SQLite when you use Postgres in Production
Yesterday, I was looking for some help trying to have a clean way to roll back database transactions at the end of a test in a Python TestC...
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Quantifying the Clickbait and Linkbait in BuzzFeed Article Titles
You probably do not know that the 3 most interesting things I found will blow your mind.
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Will ZFS and non-ECC RAM kill your data?
This comes up far too often, so rather than continuing to explain it over and over again, I’m going to try to do a really good job of it once and link to it here.