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Python C API, PyPy and the road into the future
tl;dr; We are willing to commercially support CPython C API in PyPy, so if you want pypy to support library X, get in touch with me at fij...
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PEP 0484 – Type Hints is accepted
PEP 3107 introduced syntax for function annotations, but the semantics were deliberately left undefined. There has now been enough 3rd party usage for static type analysis that the community would benefit from a standard vocabulary and baseline tools w...
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Solving the Go Challenge 1 in Erlang
The first Go challenge is over. So by now, I can take my Erlang solution and write about how you would go around solving the challenge in…
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Cross compilation just got better in Go 1.5
Cross compilation is one of Go’s headline features. I’ve written about it a few times , and others have taken this work and built better tooling around it.
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Profiling Python in Production
This post is about the ways we approached instrumentation, and some tools you can use to optimize your own apps (including code). Learn how we reduced CPU usage by 80% through Python profiling.
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Open Sourcing Our Go Libraries (2014)
Dash knows your context, your team, and your work, so your team can stay organized, easily find and share knowledge, and keep projects secure, all from one place.
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Four MLs (and a Python)
I wrote a small command-line text processing program in four different ML-derived languages, to try to get a feel for how they compare in terms of syntax, library, and build-run cycles. ML is a fam…
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A Million Lines of Bad Code
This is the story of some bad code I wrote.
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React/JavaScript fatigue
A few days ago, I met up with a friend & peer over coffee.
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Java 8’s new Optional type doesn't solve anything
When Java 8 was released, I was excited to see the new Optional type. The null reference is a common source of errors in most languages…
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Let’s Write a Firefox Web Extension
You might have heard about Mozilla's WebExtensions, our implementation of a new browser extension API for writing multiprocess-compatible add-ons. Maybe you've been wondering what it was about, and how you ...
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Error handling in Rust
Like most programming languages, Rust encourages the programmer to handle errors in a particular way. Generally speaking, error handling is divided into two broad categories: exceptions and return values. Rust opts for return values.
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Python 3.5 type hinting in PyCharm 5
Python 3.5 introduces type hinting to help code-writing during development. Let’s take a look at this feature and show it in action.MotivationSome folks, but not all, like help from their tools
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How to implement a spreadsheet
My friend Lindsey Kuper recently remarked on Twitter that spreadsheets were commonly understood to be the most widely used dataflow program...
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The Weakness of the .NET OSS Ecosystem
The Profound Weakness of the .NET OSS Ecosystem
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Is REST Best in a Microservices Architecture?
Some thoughts on microservice communication mechanisms