The latest blog posts to take off on Hacker News. 4,224 posts.
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 .
On this post we're going to talk about Eventual Consistency in the context of lock-free and wait-free data structures, with focus on the C++...
A San Diego State journalism professor shares her experience with “First Python Notebook”
In a previous post we explored how our application tracks sent emails. We set things up to update or insert a record for each email with the current state (delivered, dropped, etc). In this post we'll look at an alternative data model where we'll store each event as its own record and then roll up t
For hard drive prices, the race to zero is over: nobody won. As you’ll see, the hard drive pricing curve has flattened out.
In this post, I'll describe some common pitfalls regarding the use of the 'time-travel' features of Datomic ( db.asOf() , db.history() , :db/txInstant ).
How Postgres’ concurrency model coupled with long-lived transactions can degrade the performance of indexes on hot tables in your database.
Edit: This article is firmly out of date now. I have not gone back to try dynamoDB but I have heard they have changed how throughput is…
Summary: This post addresses some high-level questions like: Longer term, how much of the verification of Intelligent Autonomous Systems can be done with just Machine Learning (ML)? Should most req…
Recently, I migrated my Clojure-driven pet project from PostgreSQL to Datomic. This is Queryfeed , a web application to fetch data from social networks. I’ve been running it for several years considering it as a playground for some experiments. Long ago, it was written in Python, then I ported it to Clojure.
NoSQL databases were the future. MongoDB was the database for “modern” web engineers and used by countless startups. What happened?
Exactly-once is a hard problem to solve, but we've done it. Available now in Apache Kafka 0.11, exactly-once semantics.
Matplotlib is a valuable but misunderstood foundation of the python data science stack.
The single requirement of all data pipelines is that they cannot lose data. Data can usually be delayed or re-ordered–but never dropped.
Prior to the release of the Mozilla Observatory a year ago, I ran a scan of the Alexa Top 1M websites. Despite being available for years, the usage rates of ...
Cryptocurrencies are fueling a modern day gold rush. Can data help us better understand this evolving market? Read the full article on the Tiger Data blog.
Write better headlines with tactics from our analysis of 100 million headlines. Discover the best headline trigrams for Facebook, Twitter & more.
Complex queries are hard to read. Literate SQL is about writing queries that are as easy to read as a good novel.
Create Reactive Web Apps in pure Python
Before Reddit added native image hosting, Imgur accounted for 15% of all submissions to Reddit. Now it’s below 9%.
