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Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 21,842 posts.
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Higher-kinded bounded polymorphism in OCaml (2021)
How bounded higher-kinded polymorphism arises in practice, and how to express it in OCaml, in several different ways. Some ways are rather concise -- but less widely known.
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Allocator Designs
This post explains how to implement heap allocators from scratch. It presents and discusses different allocator designs, including bump allocation, li…
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Turnstyle – An esoteric, graphical functional language
An esoteric, graphical functional language
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Recurrent Neural Network Tutorial for Artists (2017)
Recurrent Neural Network Tutorial for Artists
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Useful Postgres Extension: Pg_stat_statements
Inspired by a talk in the PostgreSQL devroom at FOSDEM, a post on the usefulness of the pg_stat_statements extension to Postgres and why every Postgres developer should have it in their toolbox. With sections on getting started, and how to extract insights with pg_stat_statements.
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Don’t use environment variables for configuration
Suppose you need to create a function for adding two numbers together in plain C. How would you write it? What sort of an API would it have?...
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The Emacsen family, the design of an Emacs and the importance of Lisp (2023)
00:00.000 Introduction 00:17.000 Why Lisp matters 01:26.640 Why Emacs Lisp was chosen 02:54.841 Other "Emacsen" 03:38.581 Why not Common Lisp? 06:39.120 Common Lisp is still not dead or is always dead 08:30.080 Lem is a nice Emacsen implementation 08:58.260 Why not just use GNU Emacs? 10:31.080 Why Lem 14:03.080…
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Blocking code is a leaky abstraction
Asynchronous code does not require the rest of your code to be asynchronous. I can’t say the same for blocking code.
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Amplifying C (2010)
On C++ Having programmed in C++ professionally for well over 10 years I have learned all of it. I have all the books, I know all the tricks...
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How Class-based Programming Sucks (2011)
Classes encourage pervasive mutable state, provide only an indirect support for closures, and do not support algebraic data types. I'd like to fix that.
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So Long Surrogates: How We Moved to UTF-8 in Haskell
We illustrate how we implemented UTF-8 support in alfred-margaret and give some insights into how we optimized our Haskell code for performance.
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Go kit: Go in the modern enterprise
Peter Bourgon has a web site, and this is that web site.
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Why Kakoune
Recently I’ve stumbled upon a video about Kakoune, a code editor: Idiot user tries to use Kakoune (for notes? Also Helix?). Funnily enough, I was mentioned in this video, which was a surprise, and made me laugh for quite a while: Let’s go back to the official plugins page.
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Interview with Go’s Russ Cox and Sameer Ajmani
We interview Russ Cox and Sameer Ajmani, two CS PhDs behind Google's development of the Go programming language.
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How we built Facebook Lite for every Android phone and network
Visit the post for more.
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Pixie: A sweet Clojure-ish language
It's likely no secret that I really dig Clojure . It's the first unityped language I've used since Objective-C in the early 90s that I really like. Yes, I still love Scala , but I think Clojure is pretty much the best designed computer language I've ever used... and maybe that's because Clojure is mostly "less is…
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Stop using utcnow and utcfromtimestamp
A public service announcement about the dangers of utcnow and utcfromtimestamp and the benefits of using their replacements.
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What Is Rust's Unsafe? (2019)
I’ve seen a lot of misconceptions around what the unsafe keyword means for the utility and validity of Rust and its marketing as a “safe systems language”. The truth is a lot more complicated than a single pithy tweet can possibly sum up, unfortunately; here it is as I see it.
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Improved default settings for Linux machines
A quick overview of Linux settings I change on almost every machine I manage.