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The most popular blog posts about databases & data on Hacker News. 272 posts.
With the release of Elasticsearch 1.1.0, there is a new metric aggregation available to users: the Percentile metric. Percentiles tell you the value at which a certain percentage of your data is incl...
Gradient Community Notebooks provide free GPUs with pre-configured environments for machine learning and deep learning projects.
A problem that would have been discovered in the future would now be captured by the SMART stats when the process reads that section of disk today.
This post discusses the benefits of full-stack data science generalists over narrow functional specialists. The later will help you execute and bring process...
Software engineer specializing in query engines and distributed systems
How to get started with mapping GIS data
At Benchling, we’re building a platform to help scientists do research. Hundreds of thousands of scientists across academia and enterprise…
Nodecraft moved 23TB of customer backup files from AWS S3 to Backblaze B2 in just 7 hours, and saved big on egrees fees with Cloudflare's Bandwidth Alliance.
Introduction In the last year or two I have worked on and off on making PyPy's JSON faster, particularly when parsing large JSON files. I...
SQLite is really easy to compile
Machine learning is part of our products, processes, and research. But computers usually don’t explain their predictions , which can cause many problems, ranging from trust issues to undetected bugs. This book is about making machine learning models and their decisions interpretable.
SandDance, the beloved data visualization tool from Microsoft Research, has been re-released as an open source project on GitHub.
We use some names mostly for boys and some mostly for girls, but then there is a small percentage that, over time, switched from one gender to another. Which names made the biggest switch?
The nuance between timestamp with and without time zone
balenaSense reads temperature- humidity- barometric pressure- and air quality- and provides a dashboard that you can access from anywhere.
Have you ever wondered how well PostgreSQL performs on a Raspberry Pi 3B ? Oh. You haven't? Oh well, I asked myself that question and put it to the test. This post covers how I used pgbench to answer this question and the results of what I found.
We explore how databases be used as effective Pub/Subs in Go, demonstrating how SQL's unique features can enhance message-driven applications.
A Primer on Database Replication
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
Explore technical topics, solutions, and resources for building with Twilio – and beyond.
Parallel Commits are an atomic commit protocol in CockroachDB. The feature promises to halve the latency of distributed transactions by performing all consensus round trips required to commit a transaction concurrently.
In this article I share the results of a home-lab experiment in which I threw some different problems at ZFS, Btrfs and mdadm+dm-integrity in a RAID-5 setup.
CockroachDB uses RocksDB for its storage engine because of RocksDB's rich feature set, which is necessary for a complex product like a distributed SQL database.
It has been almost 9 months since I started my sabbatical work with the Microsoft Azure Cosmos DB team. I knew what I signed up for then...
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