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F/OSS Comics #13: BSD Unix, Part 3 – The Beginning of BSD Unix
From Pascal and ex tapes to a VAX system: Bill Joy handles BSD distribution and debugging, then joins Ozalp Babaoglu to bring virtual memory to Unix.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 14,540 posts.
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The Signal protocol for Node and browsers
Signal is a protocol for encrypted chat. Developed by Moxie Marlinspike and Trevor Perrin, the Signal protocol backs the excellent Signal Messenger , and has since been incorporated into WhatsApp, Facebook Messenger and Google Allo.
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UIDebuggingInformationOverlay
Update, December 9, 2017: This overlay still exists, but this post’s instructions don’t work on iOS 11 and later. In an update to his excellent book, Advanced Apple Debugging and Reverse Engineering, Derek Selander describes how to get the panel working in iOS 11. He’s generously posted the chapter for free here.While…
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Why is learning functional programming so damned hard? (2019)
My Functional Programming journey was filled with dead ends, false starts, failed attempts and frustration. And I suspect that I’m not…
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Why isn’t there a decent file format for tabular data?
Tabular data is everywhere. I support reading and writing tabular data in various formats in all 3 of my software application. It is an important part of my data transformation software. But all th…
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Do call yourself a programmer, and other career advice
This is a (very late) reply to Patrick McKenzie's " Don't Call Yourself A Programmer, And Other Career Advice ". I find much of his advice very sensible, and it might be very helpful to someone in the beginning of their career – assuming they can act upon it (and I really don't know whether my 20-year-old self could…
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SQL nulls are weird
Yes, you read that right. SQL does treat all NULLs as distinct values. I learnt this a while back while working on Convoy and again on LiteQueue: a Golang a queueing library. Basically, any column wi
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The Code Review Pyramid (2022)
Table of Contents FAQ When it comes to code reviews, it’s a common phenomenon that there is much focus and long-winded discussions around mundane aspects like code formatting and style, whereas …
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Smart contracts on Bitcoin
While Bitcoin is the gold standard in crypto, Ethereum has been the innovator, bringing new ideas, particularly smart contracts, to the table. Smart contracts allow developers to easily build things on a blockchain and we have seen a proliferation of new things built on the Ethereum blockchain as a result. But what if…
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`satisfies` is my favorite TypeScript keyword (2024)
TIL: `satisfies` is my favorite TypeScript keyword
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Correctness – A paradigm for sustainable software development
Edit (2019-04-09): A quick qualifier for future readers. This post talks about correctness in the sense of correct code and not formal proofs or formal specifications. I refer to correctness in the sense of avoidable runtime errors.
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Ways to Get Better at C++
Expressive code in C++
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A new core playlist for VLC 4
The core playlist in VLC was started a long time ago . Since then, it has grown to handle too many different things, to the point it became a kind of god object .
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Microsoft became incompetent in IT
You know what: Microsoft became miserably incompetent in IT. I develop open-source code. But that never made me one of the “I hate proprietary software or IT giant corporations” types. …
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It's OK to compare floating-points for equality
NB: The title of this post is an intentional clickbait. Even though I do stand for its statement, a more honest one would be something like: It's NOT OK to compare floating-points using epsilons.
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Thoughts on what a next Rust compiler would do
In Rust in 2023, @nrc floated an idea of a Rust compiler rewrite. As my hobby is writing Rust compiler frontends (1, 2), I have some (but not very many) thoughts here! The post consists of two parts, covering organizational and technical aspects.
5062
Notes from building a blog in Django
We launched the Datasette Cloud blog today. The Datasette Cloud site itself is a Django app - it uses Django and PostgreSQL to manage accounts, teams and soon billing and payments, then launches dedicated containers running Datasette for each customer.
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The Absolute Minimum Every Software Developer Must Know About Unicode
Ever wonder about that mysterious Content-Type tag? You know, the one you’re supposed to put in HTML and you never quite know what it should be? Did you ever get an email from your friends in…
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I translated a simple C program to x86_64 and it was slower
A blog about computing and other fun.
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Dynamic Programming vs. Divide-and-Conquer (2018)
In this article I’m trying to explain the difference/similarities between dynamic programing and divide and conquer approaches based on two examples - binary search and minimum edit distance (Levenshtein distance)
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A lesson in dockerizing shell scripts
My learnings from publishing my first ever Dockerfile for ugit (a shell script based tool to undo git command) and writing the most optimized dockerfile for it.
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