The daily ledger

GPT-6.1 Terra

GPT-6.1 Terra It's always interesting to note which aspects of a new model are emphasized in the release announcement. In the case of GPT-6.1 Terra, OpenAI went with visual reasoning and computer use: We’re introducing…

“the trait bound `!: FromStr` is not satisfied” how should I fix it?

Hello, I'm new to rust, so I don't understand some things. If you have time to explain the fix and help me to do it: thank you! #[allow(unused_imports)] use owo_colors::OwoColorize; mod display; macro_rules! error {…

Quoting Jason Koebler

Because big tech platforms essentially do not have customer support and make it impossible for their users to contact a human, many people experiencing run-of-the-mill tech problems have turned to ChatGPT. And,…

Which field in Rust is better to start with?

hi guys, actually I was considering which field would be better to start learning and work with, actually I know the core of Rust and basic concepts of Rust, but I was wondering about which field to start with... I…

webframe: evaluated as a scraper and a sandbox

Research: webframe: evaluated as a scraper and a sandbox webframe is a neat little project from Jeff Lindsay which lets you "run a web page like a program" - you point it at a URL or file and it executes it in a hidden…

Should I start my programming journey with Rust?

Hi there, I just heard about programming on the internet and bit curious about it. I have no idea about it then I google it and ask with which language I should start with then google say "Python". But i am bit more…

Spring Office Hours Podcast: S5E27 - Hugging Face for Java Developers with Pratik Patel

Join Dan Vega and DaShaun Carter for the latest updates from the Spring Ecosystem. In this episode, Dan and DaShaun are joined by Java Champion Pratik Patel to talk about Hugging Face for Java developers. Hugging Face…

Python 3.15.2, 3.14.10, 3.13.18, 3.12.16 and 3.11.18 are out

Five expedited security releases to distrust the compromised eMudhra intermediate CA keys.

"Michiel's Blog": Python on my wrist

I have a PineTime. It is a cheap, open, hackable smartwatch from Pine64. It’s not an Apple Watch When people see it, they think: that looks like a smartwatch, so it must be a smartwatch. Like an Apple Watch. It’s not!…

JSONFold: Format, validate, and explore JSON in your browser

JSONFold is my personal project: a free browser-based tool for formatting, validating, and exploring JSON. Here’s a quick walkthrough using fictional order data. From compact JSON to readable data Compact API responses…

Building Privacy-First Web Apps: Calculations Without a Backend

Building Privacy-First Web Apps: Calculations Without a Backend See it in action: Every calculator on FreeKalc runs entirely in your browser — your salary, mortgage, and tax numbers never leave your device. That is the…

Compound Interest: The Math Behind Wealth Building

Compound Interest: The Math Behind Wealth Building Try it live: Want to skip the maths and see your own numbers? Run them through the free Compound Interest Calculator — no signup, no data stored, just the result. If…

Track New Jobs at Your Target Companies Straight From Their ATS (Greenhouse, Lever, Ashby, Workday)

Disclosure: I'm Ben, and I built the Apify Actor mentioned later in this post. I charge per result for it. Everything in the tutorial part works with free tools too. If you sell to companies that are hiring, recruit…

How to make a product launch video with Claude Code and HyperFrames (HTML to MP4)

Most "AI video" tools generate pixels you cannot edit. If you want a product launch video where the text is exactly your copy, the colors are your brand and you can change one word next week, you want the video to be…

How Fancy Letters Really Work: A Developer's Tour of Unicode's Hidden Alphabets

You've seen it in Instagram bios, Discord names and game nicknames: 𝐛𝐨𝐥𝐝, 𝘪𝘵𝘢𝘭𝘪𝘤, 𝓈𝒸𝓇𝒾𝓅𝓉, 𝔣𝔯𝔞𝔨𝔱𝔲𝔯, ⓒⓘⓡⓒⓛⓔⓓ, ｆｕｌｌｗｉｄｔｈ and t̷̢͙h̶̤͝i̵͚͑s̸̱̾ kind of chaos, all pasted into fields that only accept plain text. None of that…

Architectural Masterclass: Building an Enterprise-Grade Core Ledger and Payment Gateway SaaS

In the high-stakes landscape of modern financial technology engineering, the chasm separating a fragile software prototype from a resilient, enterprise-grade core ledger and payment gateway is defined by absolute…

Minifying Astro HTML after the build: a post-build script, measured

This is a standalone example for static Astro projects. The site where I measured it, straffesites.com, does not use the script in production. In October 2026, I did run it on a copy of that site's build to measure what…

Attack on nearly 1.000 online stores infects visitors with hidden code

Sansec reports a long-running campaign active since July 2025 that infected 953 online stores, mostly running Magento, by injecting malicious JavaScript loader code into CMS blocks. Analysis reveals infections tied to…

I built a free hair regrowth timeline calculator (vanilla JS, no dependencies)

The question we hear most from customers isn't about ingredients. It's "how long until it grows back?" The usual answers are a vague "two to six weeks" or a forum thread that contradicts itself. So I built a small tool…

HoloViz: Lumen 1.4.0 Release