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My first contribution to Linux
I upstreamed my first kernel patch, and it was easier than I thought it would be.
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 21,809 posts.
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Why software projects take longer than you think – a statistical model
Anyone who built software for a while knows that estimating how long something is going to take is hard. It's hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
543
I got almost all of my wishes granted with RP2350
Dmitry.GR: Everything you ever dreamed the RP2040 would be is here - fall in love with the RP2350
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How I Learned to Stop Worrying and Love the State Machine
“Any sufficiently complicated model class contains an ad-hoc, informally-specified, bug-ridden, slow implementation of half of a state machine.”–former colleague 1
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Use console.log() like a pro (2020)
What console.log() does, where to find console logs in the browser and Node.js, with examples, plus console methods like table(), group() and time().
546
Turns are better than radians
Switching away from radians makes code simpler, faster, and more precise.
547
Correctness and composability bugs in the Julia ecosystem
For many years I used the Julia programming language for transforming, cleaning, analyzing, and visualizing data, doing statistics, and performing simulations.
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React is winning by default and slowing innovation
Exploring how React's dominance by default stifles frontend innovation, and why deliberate framework choices lead to better tools for performance, developer experience, and ecosystem diversity.
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Difftastic, the fantastic diff
programming, language design, and human factors
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Functorio
You might have heard people say that functional programming is more academic, and real engineering is done in imperative style. I’m going to show you that real engineering is functional, and …
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React I love you, but you're bringing me down
We've come a long, long way together. You changed. Where do we go from here?
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A Heisenbug lurking in async Python
Textual is a TUI framework for Python, inspired by modern web development.
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ASCII Delimited Text – Not CSV or TAB delimited text
ASCII delimited text solves the problems exporting and importing structured text files and is part of the design of the character set. Unfortunately a lot of people and systems use CSV and other pr…
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A story about <input>
Monica Dinculescu's blog
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SPAs Were a Mistake
For years, a trend in our industry has been to build single-page apps, or SPAs. With an SPA, the entire site or app lives in a single HTML file. After the initial load, everything about the app is handled with JavaScript. This is, in theory, supposed to result in web apps that feel as fast and snappy as native apps…
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Lessons from 3,000 technical interviews
See what we learned running technical interviewing for over 3,000 software engineers.
562
Building a BitTorrent client from the ground up in Go
What is the complete path between visiting thepiratebay and sublimating an mp3 file from thin air? In this post, we'll implement enough of the BitTorrent protocol to download Debian. Look at the [Source code](https://github.com/veggiedefender/torrent-client/) or skip to the [last…
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Jev in 25 Lines of Python
Everyone is talking about Jev - here it is in 25 lines of Python.
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What's up with all those equals signs anyway?
For some reason or other, people have been posting a lot of excerpts from old emails on Twitter over the last few days. The most vital question everybody’s asking themselves is: What’s …
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A visual introduction to big O notation
A visual introduction to big O notation.
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The hunt for the missing data type
A (directed) graph is a set of nodes, connected by arrows (edges). The nodes and edges may contain data. Here are some graphs: All graphs made with graphviz (source) Graphs are ubiquitous in software engineering: Package dependencies form directed graphs, as do module imports. The internet is a graph of links between…
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Local First, Forever
We explore how to build local-first sync on top of simple file storage
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Your computer should say what you tell it to say
WEI? I’m a frayed knotTwo pieces of string walk into a bar.The first piece of string asks for a drink.The bartender says, “Get lost. We don’t serve pieces of string.”The second string ties a knot in his middle and messes up his ends. Then he orders a drink. The bartender says, “Hey, you aren’t a...
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Docker without Docker
Our users deliver software to us as Docker containers, but we don’t use Docker to run them. We transmogrify container images into Firecracker micro-VMs. Here's how.
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93% of Paint Splatters Are Valid Perl Programs
TLDR: read the paper and view the gallery of pretty Perl programs. In this paper, we aim to answer a long-standing open problem in the programming languages community: is it possible to smear paint on the wall without creating valid Perl?