The much-celebrated “30 Under 30” is making the rounds again, and for people like me nearing the dreaded three-zero— it can be a little disheartening. Did I work hard enough? Did I take enough risks? Did my father set me up with a trust fund and send me off to…

A tale of maps, pull requests, and hitting the ground running at my new job. I’m nearly 6 months into my job at Stripe, which means it’s the perfect time to write a four-and-a-half-months late post on my first six weeks. My First Six Weeks at Khan Academy Some say the first six weeks of a new job are the hardest. Most don’t, but it is astoundingly convenient for the timing…medium.com However, I’m not super interested in writing about how…

Following my previous post on the Fibonacci numbers, here’s a quick post on generating another famous mathematical sequence — Pascal’s Triangle. 1 1 1 1 2 1 1 3 3 1 1 4 6 4 1 Quick Background Pascal’s triangle contains numbers formed by binomial coefficients (often referred to as “N choose…

Originally published at thatjdanisso.cool. Today we’re going to compute the Fibonacci numbers using a fun language called J. Hello, REPL! First thing’s first, go ahead and install J. I tend to run my code in jconsole, but jqt gives you a nice GUI with a package manager. In this post you’ll find…

In my previous article, we explored how BuckleScript allows you to turn OCaml code into readable JavaScript, and how to interface with other modules in the JavaScript ecosystem. How to build #disruptive OCaml #microservices with BuckleScript Recently, I started tinkering with OCaml. It’s Very Fun™, which makes it a great fit for a quick side project. So, for…medium.com Today I’d like to continue on this path and show you the awesome @@bs.send.pipe binding attribute, which enables us to write concise…

Recently, I started tinkering with OCaml. It’s Very Fun™, which makes it a great fit for a quick side project. So, for a few hours this past week, I decided to cram a bunch of different Very Fun™ things together to build a trivial web app. It went well…

On June 20th, 2017 I launched a color contrast tool called Shade, a small app that sits in your Mac’s menubar and yells at you if your color contrast isn’t good enough. Here’s how things went (tl;dr they went okay!) Shaking Things Up I left my role at Khan Academy in April of…

Everyone’s upset about CSS again. Now’s the time where I would sit firmly on my high horse and write some satire to make myself feel better, but instead here are some hot takes. CSS is fine. It’s just really hard, so I compile to it. — My name is Jordan…

I maintain a Google Doc with a thousand bullet points in it. When I’m feeling inspired or think I’ve just learned something useful, I write it down. …