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Python Pandas: Tricks and Features
Lesser-known but idiomatic pandas features for those already comfortable with Pandas' basic functionality and concepts.
New
The latest blog posts to take off on Hacker News. 2,338 posts.
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Jepsen: Dgraph 1.0.2
2019-04-10: The long fork test used in this analysis contained a bug which caused it to (in many cases) fail to identify long fork anomalies—though we did find instances of long fork using other tests. We have re-checked Dgraph 1.0.13 with a corrected checker, and its long fork tests still pass.
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TimescaleDB vs. InfluxDB: built differently for time-series data
Get an in-depth look at how two leading time-series databases stack up. We compare data models, query language, reliability, performance, and more.
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SQLite Release 3.25.0 adds support for window functions
A complete list of SQLite releases in a single page and a chronology are both also available. A detailed history of every check-in is available at SQLite version control site .
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GitLab is working on a tool just for data teams
Meltano is an open source tool for the entire data science lifecycle, and we want your contributions and feature requests!
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A friendly guide to colours in data visualisation
A collection of tools that help you deal with color gradients & color palettes, to design better data visualizations.
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Goodreads offloads DynamoDB tables to S3 and queries them with Athena
In this post, we show you how to export data from a DynamoDB table, convert it into a more efficient format with AWS Glue, and query the data with Athena. This approach gives you a way to pull insights from your data stored in DynamoDB.
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Transparent SLIs: See Google Cloud the way your application experiences it
By Jay Judkowitz, Sr. Product Manager Like all good IT organizations, you religiously measure the performance and availability of your ser...
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Machine Learning in Google Bigquery
Posted by Umar Syed and Sergei Vassilvitskii, Research Scientists, Google AI, NYC Google BigQuery allows interactive analysis of large datasets, ma...
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Hard Drive Stats for Q2 2018
This review looks at the quarterly and lifetime statistics for 98,184 hard drives with a focus on consumer vs. enterprise drive reliability.
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Geosharded Recommendations with Hilbert Curve at Tinder
We’re on a mission to keep the magic of human connection alive. Learn more about life at Tinder and the many ways we're igniting our impact—for our employees and the millions of people seeking connection on our app.
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Reproducible machine learning with PyTorch and Quilt
In this article, we'll use Quilt to transfer versioned training data to a remote machine. We'll start with the Berkeley Segmentation Dataset, package the dataset, then train a PyTorch model for super-resolution imaging.
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Backblaze Durability Is Eleven 9s – And Why It Doesn’t Matter
We’ve calculated Backblaze’s storage durability at 99.999999999%. What does that impressively large number mean, and does it actually matter for your data?
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Gravwell Community Edition: A Splunk Alternative Built with Go
Initial Gravwell testers did a lot of home monitoring with the software and wanted to get licenses for their friends and colleagues but Gravwell was built for larger enterprises and our pricing model isn't set up for home use. All of that changes with the Community Edition...
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Lessons learned scraping 100B product pages
Price Intelligence experience scraping over 100 billion product pages. Learn the best practices and demands of extracting product data from e-commerce stores.
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The Horrors of Upgrading Etcd Beneath Kubernetes
We dig into the challenges of in-place etcd upgrades beneath autonomous Kubernetes clusters running in air-gapped environments.
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Consistency Models
Jepsen analyzes the safety properties of distributed systems–most notably, identifying violations of consistency models. But what are consistency models? What phenomena do they allow? What kind of consistency does a given program really need?
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Microsoft Releases 125M Building Footprints in the US as Open Data
Bing has made very significant investments in the area of deep learning, computer vision and artificial intelligence to support a number of different search scenarios. The Bing Maps team has…
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Migrating Messenger storage to optimize performance
More than a billion people now use Facebook Messenger to instantly share text, photos, video, and more. As we have evolved the product and added new functionality, the underlying technologies that …
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Cloud Filestore, high-performance file storage for GCP users
By Tad Hunt, Product Manager; Chris Talbott, Product Marketing As we celebrate the upcoming Los Angeles region for Google Cloud Platform ...
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