Facebook is wrong, text is deathless
It’s a throwaway line in a longer talk and we probably shouldn’t make too much of it, but I will anyway. In five years time Facebook “will be definitely mobile,
Don't Read the Comments
I sent this email to the current YC batch this morning: I've talked to some of you who are really bummed about negative press coverage or online comments about your company. Often this takes...
Spaced repetition
Efficient memorization using the spacing effect: literature review of widespread applicability, tips on use & what it’s good for.
Experienced Programmers Use Google Frequently
Answer to the famous question ‘Do good programmers use Google?’
One year later
A year ago today was my last day working a tech job.
Programming blogs
This is one of those “N technical things every programmer must read” lists, except that “programmer” is way too broad a term and the styles of writing people find helpful for them are too different for any such list to contain a non-zero number of items (if you want the entire list to be helpful to everyone). So…
On Cybersecurity and Being Targeted
Last month, I was the subject of a targeted cyber attack. Someone went through substantial lengths to attempt to gain access to my GitHub account, but were...
My Passion Was My Weak Spot
For many years in the beginning of my career I’d been more than happy to work for free or even at a loss as long as the work was interesting. I was so totally in love with computer programming and the feeling I got from making something work and then seeing that creation be used by other people that I completely lost…
How to Start Learning Deep Learning
Due to the recent achievements of artificial neural networks across many different tasks (such as face recognition, object detection and Go), deep learning has become extremely popular. This post aims to be a starting point for those interested in learning more about it.
Leaving Mozilla
Robert O'Callahan. Christian. Kiwi. Software guy. All content human-authored unless otherwise noted.
The internet has made defensive writers of us all
I was struck by this passage in Steven Pinker’s article about why academics’ writing stinks :
One Road Out of Depression
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Dunning-Kruger and other memes (2015)
It's really common to see claims that some meme is backed by “studies” or “science”. But when I look at the actual studies, it usually turns out that the data are opposed to the claim. Here are the last few instances of this that I've run across.
Communicating with people on psychedelics
About 18 months ago I had a really cool idea: What if we could communicate with people who are high on LSD in such a way that sober people can’t understand?* I call this idea psychedel…
I'm a good engineer but I suck at building stuff
I'm the head of engineering at Tegus. I write about politics, psychology, and software.
Side Projects
Back when we started USV in 2003/2004, we used to see a lot of side projects that had taken off and were turning into companies. We funded at least one such side project, Delicious, which ended up getting sold to Yahoo! a few years later. But I remember that we would see one or two […]
I Have Created 50 Games in 2014
I have created 50 mini browser games this year. This is it. Click the image to play the game. Games are roughly placed as follows.
Find a new city
There’s a very rom antic American story that I love, that lots of a rtists who are young and starting out love, too, and it goes like this: Move to the Big City with nothing, make friends, make art, struggle, but make it. That’s the kind of story told in Patti Smith’s wonderful memoir, Just Kids .