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Databases & Data

The most popular blog posts about databases & data on Hacker News. 4,224 posts.

Any year
3849

SVG Images from Postgres

We are excited to announce a new set of functions to generate svgs from Postgres and PostGIS! This gives you really easy maps, images, or charts directly from your database. Once you start reading through these samples, you'll want to start playing with images from your database.

3853

Amazon DynamoDB On Demand

January 31, 2025: Post updated to clarify the reduced on-demand pricing and workloads recommendations. Just a few years ago, creating a database that could support your business at any scale while providing consistent low latency was a daunting task. That changed for me in 2012 while reading Werner Vogels’ blog post…

3861

Data visualization - 9 Years of Sleep

For the last ten years or so, I used to turn on my PC when I came home from school or work and shut it down again right before I went to bed. So most of the time when my PC is running, I'm awake. I've also been idling in IRC for as long as I had Internet – when my PC is running, so is my IRC client.

3863

Generalized linear models, abridged

Generalized linear models (GLMs) are indispensable tools in the data science toolbox. They are applicable to many real-world problems involving continuous, yes/no, count and survival data (and more). The models themselves are intuitive and can be used for inference and prediction. A few very high quality free and open…

3865

Mapping Strings in C++

Mapping strings to things makes sense. You take a meaningful string and you assign it a value. As with most things we do in programming there are many pitfalls to approaching a problem. So, lets explore some of them!