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Abstract Clojure
Depend on abstractions, not on concretions
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 21,834 posts.
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Django Community Survey
Posted by Tim Graham on May 7, 2015
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Signals, the push-pull based algorithm
We have been using Signals in production for years via several modern front-end frameworks like Solid, Vue, and others, but few of us are able to explain how they work internally. I wanted to dig into it, especially diving deep into the push-pull based algorithm, the core mechanism behind their reactivity.
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Four lines of code it was four lines of code
Four lines of code … it was four lines of code
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OCaml All the Way Down – How Jane Street Builds FPGA Designs [video]
Jane Street is a quantitative trading firm and liquidity provider with a unique focus on technology and collaborative problem solving.
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Bril: An Intermediate Language for Teaching Compilers
I created a new intermediate language, called Bril, for teaching my funky open-source, hands-on compilers course. Because it’s for education, Bril prioritizes simplicity and regularity over more typical compiler priorities like performance and concision. This is an overview of Bril’s design, its quirks, and the…
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Setting Emacs theme based on ambient light
I sit next to a window at work. On sunny days it’s easier to see a light editor theme, and when the sky is dark, a dark theme is easier on my eyes. So I decided to try to have my MacBook automatically switch the Emacs theme based on readings from the ambient light sensor.
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Ten Years of Purely Functional Data Structures (2008)
In 1998, I published a book called Purely Functional Data Structures . Ten years later, the book is still selling well. (Every time I get ...
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Making a cross-platform mobile game in Reason/OCaml
Targets web, native android, ios, and desktop!
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RISC-V from scratch 2: Hardware layouts, linker scripts, and C runtimes
A post describing how C programs get to the main function. Devicetree layouts, linker scripts, minimal C runtimes, GDB and QEMU, basic RISC-V assembly, and other topics are reviewed along the way.
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Erlang ARM32 JIT is born
A modular embedded ecosystem—bare-metal hardware, software stacks, and a cloud platform for real-time IoT and distributed systems.
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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...
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Ronin 2.0 – open-source Ruby toolkit for security research and development
After nearly a full year of non-stop development since the initial announcement of The Big Refactor , 4153 commits made, 700 issues closed , and a month of beta testing, Ronin 2.0.0 has finally been released!
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ML from Scratch, Part 2: Logistic Regression (2018)
In this second installment of the machine learning from scratch we switch the point of view from regression to classification: instead of estimating a number, we will be trying to guess which of 2 possible classes a given input belongs to. A modern example is looking at a photo and deciding if its a cat or a dog.
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A Random Walk Through Git
This tutorial is an in-depth look at how Git works, performing a lot of sometimes unusual steps to walk through interesting details. You will have to pay attention closely, or you will get lost on the way. But do not despair; you can run this tutorial on your computer, at the speed you want, skip to any step you want…
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Why numbering should start at zero (1982)
To denote the subsequence of natural numbers 2, 3, ..., 12 without the pernicious three dots, four conventions are open to us
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Help me sort out the meaning of “{}” as a constructor argument
In Effective Modern C++ , one of the explanations I have in Item 7 ("Distinguish between () and {} when creating objects") is this: If ...
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Average Income per Programming Language
Update 8/21: I’ve gotten a lot of feedback about issues with these rankings from comments, and have tried to address some of them here. The data there has been updated to include confidence…
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Efficient string copying and concatenation in C
Martin Sebor looks at C string handling functions used to copy and concatenate strings and examines ways to improve their efficiency.
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The Pretty JSON Revolution
Wouldn't it be nice if more JSON tools supported a truly pretty JSON format? Demand options for truly pretty JSON now! Viva la revolucion!
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Why we need a book about naming
Any fool can write code that a computer can understand. Good programmers write code that humans can understand. — Martin Fowler
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You don't really need a virtualenv
Frost Ming's personal blog
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The Failures of "Intro to TDD"
Justin Searls writes: Why traditional TDD teaching methods fall short and explore effective strategies to make TDD a valuable tool for developers.
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