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Regular expression functions in Excel
Check out three new functions that use Regular Expressions to help parse text more easily: REGEXTEST, REGEXEXTRACT, and REGEXREPLACE!
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 4,224 posts.
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Nixiesearch: Running Lucene over S3, and why we're building a new search engine
A new search engine in 2024? Yes, but stateless — index on S3, serverless — no cluster state, with all Lucene features — filters, autocomplete, facets. And also with local embedding & RAG inference.
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Time Spent Waiting for an Answer in StackOverflow (by language)
I use about.me to show people what matters most to me.
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File Systems, Data Loss and ZFS
KING138 hadir sebagai rekomendasi agen slot online dengan link daftar resmi, akses praktis, dan tampilan modern. Yuk, daftar sekarang dan rasakan betapa mudahnya bermain slot dengan link daftar terpercaya kami.
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How ClickHouse saved our data (2020)
The Mux Data platform is used by some of the biggest broadcasters to monitor the video streaming experience of their end users. Think of it like Google Analytics or New Relic for video playback. It's a...
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Mongo BSON Injection: Ruby Regexps Strike Again
We do penetration testing, source code auditing and vulnerability assessments
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Transactions Are Not Locks (2022)
One thing I wish I had understood better earlier on in my experience with PostgreSQL is how transactions and locks can be used together to provide serializable logic.
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RethinkDB 1.8: date support, querying nested objects, 8x disk usage improvements
Michael Lucy ( @mlucy ), an engineer at RethinkDB, introduces these new features in this two-minute video:
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Scaling the Facebook data warehouse to 300 PB
Visit the post for more.
3102
Happy Little Words – Analyzing the Bob Ross Twitch Chat
In late October the video game streaming site Twitch.tv launched "Twitch Creative" , essentially giving people permission to stream non-video game related creative content on the site. To celebrate the launch they streamed all 403 episodes of The Joy of Painting with Bob Ross in a giant marathon.
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Clog: Making a homegrown ClickHouse log for $20 a month
There was recently a discussion on Hacker News around application logging on a budget. At work I've been trying to keep things lean, not to the point of absurdity, but also not using a $100 or $1000/month setup, when a $10 one will suffice for now . We settled on a homegrown Clickhouse + PHP solution that has…
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Making Postgres queues scale
Lessons learned from scaling Postgres-backed durable queues for users running tens of billions of workflows per month.
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Scaling Relational SQL Databases (2020)
A list of things that we can do when we need to scale a SQL database.
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Announcing RethinkDB 2.3.6: the first release under community governance
We’re pleased to announce the availability of RethinkDB 2.3.6, the first release since RethinkDB transitioned to community governance. This update includes a range of bugfixes and stability improvements. For a complete list of changes in this update, you can refer to the release notes .
3108
Apache Arrow Flight: A Framework for Fast Data Transport
This post introduces Arrow Flight, a framework for building high performance data services. We have been building Flight over the last 18 months and are looking for developers and users to get involved.
3109
Intro to Pandas data structures
Part one of a three part introduction to the pandas library. Geared towards SQL users, but is useful for anyone wanting to get started with pandas.
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Introduction to LSM Trees: May the Logs Be with You
LSM Trees overview This post is a part of a newsletter that I run: “Scamming The Coding Interview“, which is geared towards helping people ACE their coding interviews. We send a coding qu…
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Mapping Racist Tweets in Response to President Obama's Re-election
Note: for questions about the methodology/approach of this post, see the FAQ (added 16:20 EST 11/9/2012). Note: as of 11:00 EST 11/10/2012...
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Time series database Graphite seems to be falling into disfavor
SolarWinds database performance monitoring software helps optimize and manage databases, providing comprehensive monitoring, analysis, and tuning. Improve your database performance with visibility, control, and streamlined management across on-premises and cloud environments. Free trial available!
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Some thoughts on machine learning with small data
I feel techniques for making machine learning work with small data are not talked about enough. This makes sense because many ML applications are only possible by collecting a huge amount of data. …
3117
Artwork Personalization at Netflix
Artwork is the first instance of personalizing not just what we recommend but also how we recommend.
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Using data to determine if Die Hard is a Christmas movie
Ok, enough bickering and fighting.
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Causality in machine learning
By OMKAR MURALIDHARAN, NIALL CARDIN, TODD PHILLIPS, AMIR NAJMI Given recent advances and interest in machine learning, those of us with tr...