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TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.

07 Nov 2026 edition

63 articles · 7 sources · 2 papers ·

Top topics: JavaScript · Python · AI

Rust

Weird download spike on a brand new crate, what's going on?

Okay, so I published this crate called closed about a week ago. It's basically std::function for Rust if anyone's curious. I haven't done any marketing at all — no Reddit, no Twitter, zero. Just pushed 8 versions fixing…

Source: Rust Users Forum vi-is-ramen
Python AI Django

Terry Pratchett's Study

My comment on Terry Pratchett's Study — Hacker News. Terry Pratchett once wrote about the concept of "horizontal wealth". Vertical wealth is where you spend money on rich people stuff - yachts and suchlike. Horizontal…

Source: Simon Willison's Weblog
Rust

Efficient Arc<ZST>

I have an application that passes around a lot of Arc<dyn Whatever>, and many of the traits have do-nothing or default implementations on a zero-sized type that can be used in a lot of cases. Unfortunately, Arc<T>::new…

Source: Rust Users Forum mtimmerm
Rust

Cargo formater command not working for me

fn main() { println!("Hello, world!"); } Hello my fellow rustaceans! This is my first rust code, I needed to format this code automatically, when I run the cargo fmt it does not work or format it. Any help plz. 8 posts…

Source: Rust Users Forum AmbitiousRustacean
JavaScript

Building a Shareable Rally Stage Planner with Vanilla JavaScript

A rally stage can fit inside a URL: the seed, distance, terrain, and season are enough to describe a run that someone else can open. That is the core of Dirtbound — The Rally Field Guide, an independent companion site I…

Source: DEV JavaScript feed GuideBook
JavaScript React

Rollup to Rolldown without breaking the build contract

Swapping a bundler is easy. Knowing what you promised your consumers is the hard part. I migrated two packages of our design system (cortex-core and cortex-react) from Rollup to Rolldown. Before touching the tool, I…

Source: DEV JavaScript feed Denner Vidal
JavaScript

Outgrown Google Sheets? Count the Slow Formulas Before You Decide

Our guide to outgrowing Google Sheets lists six signs that a business needs a real system. Sign 3 is the one people reach for first: the file is slow, scripts time out, a filter takes eight seconds. It is also the…

Source: DEV JavaScript feed Hayrullah Kar
JavaScript React

JOPS on the Desktop: Class-Based Electron Apps, No Bundler

When we shipped Next.js support in JOPS 1.1.0, we said the desktop was next. After a short detour through WordPress, we've arrived: with jops-core 1.1.6, a JOPS single-page app can be the UI of an Electron desktop app,…

Source: DEV JavaScript feed Arik Wald

Showing 1 day · 63 items available