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Sips: Scriptable Image Processing System
I wanted to convert some .webp images to .png on my Mac. I asked ChatGPT:
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,828 posts.
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Training NanoGPT on My Journal
Wouldn't it be great to have a pet AI chat bot that knows you really well, and can give you free consulting, coaching and therapy ? What could possibly go wrong if an intelligent corporate-controlled system has unlimited access to your private data to provide you the best possible service? Well... a lot of things.
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Postgres tips for Rails developers
At RailsConf, the Citus engineering team found themselves sharing lots of useful Postgres tips on how to debug and improve the performance of your Postgres database from your Rails app. Includes topics like long-running queries, misbehaving queries, pg_stat_statements, pgBouncer, and more.
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REPL Driven Minecraft
A tale of optimization during the ClojureD Minecraft workshop
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In Defence of the Technical Interview
Coding puzzles and their prevalence
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Stop Memsetting Structures
TL;DR: Use C99’s designated initializers instead. Because it’s 2019! Edit: This post was discussed on Hacker News, Lobste.rs and /r/c_programming. It has been updated to address some of the concerns raised by commenters. One of the little things that annoy me when reading code is the unnecessary use of memset() to…
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How to think about async/await in Rust
(This is a section of the lilos intro guide that people seemed to like, so to increase its visibility, I’m lifting it up into its own post and expanding it a bit. I hope this is a useful companion piece to the post on async debugging I posted this morning.))
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s/bash/zsh/g
There is simply no way you can do calculations with fractions in bash without relying on bc , dc , or some hacks. Compared to simply being able to use a + b it’s ugly, slow, and difficult.
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Programming won’t be automated, or it already has been
I’m afraid of a robot taking my job. I don’t care about the job part much, I’m afraid of the actual robot. To replace my job it’d need to exhibit human level intelligence. That’s scary. Before that happens though, maybe some of its infantile, and less scary, brethren can make my job a bit easier. […]
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Skills Poor Programmers Lack
A friend and I had a discussion about the basic skills that are often lacking in experienced programmers. How can a programmer work for ten or twenty years and never learn to write good code? Too often they need close supervision to ensure they go down the right path, and can never be trusted to take technical…
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Four limitations of Rust's borrow checker
I’ve been using Rust for hobby projects since 2016 and have been working professionally in Rust since 2021, so I tend to consider myself pretty knowledgeable about Rust. I’m already familiar with all the common limitations of Rust’s type system and how to work around them, so it’s pretty rare that I have to “fight the…
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I loved jQuery, and still do (2019)
In defense of one of the most important JavaScript libraries ever
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Oracle and the fall of Java EE
Recently there has been a lot of ramblings in the interwebz about Oracle removing its funding for Java EE. A long piece by Ars Technica ...
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Why does email development have to suck? – Explaining all the <tr>'s and <td>'s
Email clients have quirks that force you to use <table> elements, inline styles, and follow other bad practices that make development complicated.
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Python Packaging: Hate, hate, hate everywhere
A sad example of how easy it is to dismiss certain design principles because it does not seem relevant at the time.
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The Deep Insights of Alan Kay
If you haven’t heard of Alan Kay you’ll likley have heard one of his many famous quotes, the most popular, likely his 1971 gem: The best …
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Released and Certified: Qt Safe Renderer
Explore the Qt Blog for the latest insights on e.g. Qt Creator, your go-to source for cross-platform development tips and updates.
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Where do argc and argv come from?
Continuing on from our tiny snake game , let's explore more into how binaries work on Unix. Let's figure out how our programs come to obtain their argc and argv parameters.
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Conceptual Debt Is Worse Than Technical Debt
Definition. The consequences of making bad design choices when choosing concepts to model your product around. A conceptual or mental model…
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My experience creating software with LLM coding agents – Part 2 (Tips)
moved to https://blog.efitz.net/posts/my-experience-creating-software-with-llm-coding-agents-part-2-tips/
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Hotspot performance engineering fails
Developers often believe that software performance follows a Pareto distribution: 80% of the running time is spent in 20% of the code. Using this model, you can write most of your code without any care for performance and focus on the narrow pieces of code that are performance sensitive. Engineers like Casey Muratori…