Using logistic regression to predict parking difficulty
Posted by James Cook, Yechen Li, Software Engineers and Ravi Kumar, Research Scientist"When Solomon said there was a time and a place for everythin...
Scastie: use any Scala compiler and Scala library in the browser
The Scala Center team is extremely happy to announce that Scastie is out of beta! That means anyone can use Scala in the browser over at scastie.scala-lang.org !
IPFS, CoinList, and the Filecoin ICO [audio]
Today's episode is with Dalton Caldwell, who's a partner at YC, and Juan Benet, who's the founder of Protocol Labs, a YC company that's working on IPFS, Filecoin, and CoinList.
A friendly Introduction to Backpropagation in Python
My aim here is to test my understanding of Karpathy’s great blog post “Hacker’s guide to Neural Networks” as well as of Python, to get a hang of which I rece...
Getting Hacked, Lessons Learned
I read Cody Brown’s blog post about getting hacked on Thursday of last week. I feel very badly for Cody and plan to send him some BTC once I get access back to my account. His post helped me avoid his fate. I woke up Friday morning (central european summer time) and saw a bunch […]
[ -z $var ] works unreasonably well
There is a subreddit /r/nononoyes for videos of things that look like they’ll go horribly wrong, but amazingly turn out ok.
Deutsche Post expands StreetScooter production
All press releases of DHL Group at a glance.
Hard Drive Stats for Q3 2017
We take a look at the performance of our 86,529 hard drives and break down the failure rates by manufacturer and model size.
How to Print Integers Really Fast
Paul Khuong's personal blog. Some Lisp, some optimisation, mathematical or computer.
Switching Jobs
When people move to different jobs, here’s where they go.
Understanding deep learning requires re-thinking generalization
Understanding deep learning requires re-thinking generalization Zhang et al., ICLR’17 This paper has a wonderful combination of properties: the results are easy to understand, somewhat surpri…
Analysis of Soviet smoke detector plutonium
Technical nuclear forensics-themed discussion of the age, activity, and grade of plutonium found in a KI-1 Soviet smoke detector.
Hybridizer: High-Performance C# on GPUs
Hybridizer is a compiler from Altimesh that lets you program GPUs and other accelerators from C# code or .NET Assembly. Using decorated symbols to express parallelism, Hybridizer generates source code…
What makes a good REPL?
Dear Reader: although this post mentions Clojure as an example, it is not specifically about Clojure; please do not make it part of a language war. If you know other configurations which allow for a productive REPL experience, please describe them in the comments!
Finding an Alternative to Mac OS X – Part 2
This is the second in my series on finding an alternative to Mac OS X. Part 1 was about evaluating 13 alternative operating systems and then choosing one to use full time. The selected OS was elementary OS. The motivation for this change is to get access to better hardware since Apple is neglecting the Mac lineup.
Angular 2/4 Is Too Little Too Late
TL;DR — AngularJS was a decent idea in 2012 but in 2017, the JS ecosystem has surged past Angular in maturity, flexibility, and…
Rumors of Cmd’s death have been greatly exaggerated
This post is in response to a story published on December 6th 2016 by ComputerWorld titled "Say goodbye to the MS-DOS command prompt" and its follow-up
iPhone 8 Plus: The best smartphone camera we’ve ever tested
Please note: In September 2019, we updated the DXOMARK Mobile test protocol to cover ultra-wide-angle performance and renamed the protocol DXOMARK Camera. We also expanded our low-light testing and created the new Night sub-score, which incorporates the previous Flash score. We have retested this device using the new…
The no excuses culture
Getting ready for our next semester’s class, I asked my Teaching Assistant why I hadn’t seen the posters for our new class around campus. Hearing the litany of excuses that followed –“It was raini…
Working at Netflix 2017
Working at Netflix, 2017: a personal update from a performance engineer about working at the company.
Keeping track of technical debt in source code
How to use simple TODO comments in code to track technical debt
Do we need a third Apache project for columnar data representation?
Apache Parquet and Apache ORC have become a popular file formats for storing data in the Hadoop ecosystem. Their primary value proposition ...
Unreasonable Ineffectiveness of Machine Learning in Computer Systems Research
In 1960, the physicist Eugene Wigner wrote a famous essay titled “The Unreasonable Effectiveness of Mathematics in the Natural Sciences” in which he explored the question of why mathematics is so r…