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“Static Linking Considered Harmful” Considered Harmful
The maintainer of glibc, Ulrich Drepper, wrote an article called "Static Linking Considered Harmful". This is why his post is wrong.
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The latest blog posts to take off on Hacker News. 21,828 posts.
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R, OpenMP, MKL, Disaster
The answer should be something close to ALPHA , i.e. 0.01 . What R was printing out was weird numbers like 1e-10 .
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Gentle introduction to GPUs inner workings
This article summarizes some lower level aspect of how GPU executes. Although GPU programming is not that complicated when compared to CPU, it also doesn’t match to what hardware is doing exactly. The reason is that we can’t just program GPU without some API, which is an abstraction over its inner workings. Since few…
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Factorio's Belt Bug
Factorio is a factory-building game involving lots (and I mean, LOTS) of conveyor belts. The code that implements these belts is marvel of optimization, but unfortunately they can't handle every construct.
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Monads and Macros
Monads and macros have an almost gnostic mystique about them. Why is that? Why does hardly anyone use both?
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Learning Common Lisp to beat Java and Rust on a phone encoding problem
This may surprise you if you know me, but I’ve been learning Common Lisp for a few weeks now.
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Downsides of Offline First
Discover the hidden pitfalls of local-first apps. Learn about storage limits, conflicts, and real-time illusions before building your offline solution.
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AWS Cloud Control API, a Uniform API to Access AWS and Third-Party Services
Today, I am happy to announce the availability of AWS Cloud Control API a set of common application programming interfaces (APIs) that are designed to make it easy for developers to manage their AWS and third-party services. AWS delivers the broadest and deepest portfolio of cloud services. Builders leverage these to…
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Things Unlearned
One of my favorite questions to ask people is: what are some things that you used to strongly believe but have now changed your mind about?
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Understanding Awk
Learn the basics of Awk, a powerful text processing tool, in this informative article. Discover how to use Awk to manipulate and analyze data, calc...
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Footnotes now supported in GitHub Markdown
Footnotes let you reference relevant information without disrupting the flow of what you're trying to say: Here is a simple footnote[^1]. With some additional text after it. [^1]: My reference.…
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Are software engineering “best practices” just developer preferences?
My housemate the other day asked me something to the effect of “How can Software Engineers call themselves engineers when there’s no rules, governing bodies, or anything to stipulate what true Software Engineering is?”
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Writing Python Extensions in Assembly
A deep-dive technical overview of how you can write CPython extensions in assembly (with a bonus tutorial on assembly programming)
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In software, when an engineer exits the team
My perspective when a team member gives their notice
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The Reactive Monolith – How to Move from CRUD to Event Sourcing
Photo by Alex Wong on UnsplashWe all heard that story before: The big monolith which brings so much business value and faithfully serves our customers is starting to slow us down. The product vision is evolving towards reactive features, which means reacting in real time to multiple domain events in the right context…
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Abstraction, intuition, and the “monad tutorial fallacy” (2009)
While working on an article for the Monad.Reader, I’ve had the opportunity to think about how people learn and gain intuition for abstraction, and the implications for pedagogy. The heart of …
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Offline First
Local-First software stores data on client devices for seamless offline and online functionality, enhancing user experience and efficiency.
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The code worked differently when the moon was full
I love a good bug, especially ones that are initially hard to explain but then ...
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Stack size invisibility in C and the effects on "portability"
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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Fail2ban – Remote Code Execution
Securitum is a pure pentesting company specialising in the security of IT systems. We have experience in performing security audits (including penetration tests) - mainly for financial/e-commerce/industrial sectors. We have performed penetration tests and cyber security services for leading European banks (see…
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SQLite Archive Files (2018)
An "SQLite Archive" is a file container similar to a ZIP archive or Tarball but based on an SQLite database.
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Domain-Driven Design
A definition of DDD as a software design discipline
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Designing Low Upkeep Software
It's common for me to get excited about a personal project, put a bunch of time into it, and then lose interest. As much as possible, I want these projects to continue working; upkeep isn't fun. What does designing for minimum maintenance look like? The biggest piece is minimizing your dependencies, and limiting them…
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Found a program I wrote in 1981 and decided to bring it back to life
When you find a weird program from four decades ago and realize that it's yours.
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The Perfect Voxel Engine
What is it about voxels that makes people go crazy? Throughout the past decade, there have been SO many developers obsessed with shrinking them down to have as many as possible ( 1 , 2 , 3 , 4 , 5 ), admittedly including myself. It’s exciting both as a developer and to the gaming community to see amazing algorithms…
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Code Review from the Command Line
I do the bulk of my code reviews from the command line, especially when reviewing larger changes. I've built up a number of tools and config settings that help me dig into the nuances of the code I'm reviewing, so that I can understand it better than if I were just browsing online.
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Maybe the spaghetti code conjecture is false
The Spaghetti Code Conjecture says that Busy Beaver programs ought to be, in some sense, as complicated as possible. Scott Aaronson puts it this way:
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The Case for ‘Developer Experience’
How are developers supposed to manage and coordinate fast-moving, heterogeneous systems including maintenance & operations — and free themselves to build?