Wilhelm Erasmus's Feed

Show HN: Kefir – Native macOS menubar app for KEF wireless speakers

It's a native macOS menubar app that gives you instant control over your KEF wireless speakers (LSX II, LS50 Wireless II, LS60).Key features: - Real-time volume control and source switching from your menubar - Live "Now Playing" display with album art and progress tracking - Floating mini player window for persistent controls - Global keyboard shortcuts (no more reaching for physical remotes) - Multiple speaker profiles with quick switching - Zero configuration aft

Show HN: Book to help you build a PostgreSQL-like database server from scratch

I just finished writing my book that guides you through building your own SQL database server from scratch.The software engineering books I've enjoyed the most are the ones that let you learn through writing code and experimentation, which is why I wanted to create a practical book.More details and a preview at https://technicaldeft.com/build-a-database-serverIn summary:+ Learn how parse and type check SQL+ Execute complex queries that use JOIN and GROUP BY+ Challenge yoursel

Show HN: Hackable ScreenTime iOS App with Home Assistant and JavaScript Plugins

I’ve tried a bunch of habit tracking apps, but most of them don’t do much more than replicate checkboxes on paper. Meanwhile, I’ve got a Home Assistant instance running my entire environment. So I thought: what if my lights only turned off at night after I finished that chapter? Or the AC kicked in only after I went for that run? Maybe tying habits to the real world could make them stick.I’ve been building HabitBridge as a way to track - and enforce - my own daily routines. It’s a habit tracker

Ask HN: Should I build a directory product?

"just build a directory, they’re easy to monetize" - one of my friendsbut there are already hundreds of those most of them feel the sameif i ever build one it won’t be another uneed or tinylaunch clone it’ll have taste, soul, and real utilitythat’s the same mindset behind thumblifyai.com not just another ai thumbnail toolit’s a content machine for creators built to help them get real clicks, real reachthis “build a directory” idea’s been stuck in my head for a monthi don’t know… should

Tiptap open-sources 10 formerly Pro extensions under MIT license

Hi HN, as of the end of June, we’re open-sourcing a bunch of extensions that used to be part of our paid tier. They’ll be available for free under the MIT license. These include things like emoji support, drag handles, invisible characters, math, file handling, and more. Full list is at the bottom.We started Tiptap a few years ago because we were frustrated by the state of rich text editors for modern apps. Most were either too limited, too rigid, or tried to solve everything with a monolithic s

Ask HN: Can the React 19 hooks be found in the wild?

Wondering if anyone is actually using useActionState, useTransition, useOptimistic, etc, in the wild, or if they are still relying on form libraries and data fetching frameworks. If yes, please indicate what (size) company you work for.

Show HN: Intlayer – Lightweight Internationalization for Preact

We just adapted our lightweight internationalization solution for Preact. It supports per-component translations that are dynamically loaded, so only visible content is fetched – keeping bundles lean.<p>Example bundle sizes:<p>Preact + Intlayer: 120 KB<p>Preact support is handled via a new npm package, preact-intlayer.

Fans react after brother of two-time Alabama All-American commits to Georgia football

Reactions pour in after brother of two-time Alabama All-American commits to the Georgia Bulldogs and Kirby Smart ...

Triad cannabis sellers react to Gov. Stein’s new cannabis advisory council

Gov. Josh Stein is forming a new council to look into regulating THC and study pot legalization in NC. Local cannabis sellers ...

"Phoebe you Queen": Fans react as Phoebe Tonkin stuns in Vogue Australia shoot

On June 4, Phoebe Tonkin uploaded the Vogue Australia cover that featured her in a mesh Schiaparelli dress. The sleeveless white midi dress had hanging crystals on it and was paired with a black ...

NBA Fans React to Gilbert Arenas' Controversial Karl-Anthony Towns Statement

During his time with the Minnesota Timberwolves, Karl-Anthony Towns faced a lot of criticism. Although the team reached the Western Conference Finals in 2024, T ...

Fans react after T.J. Freidl robs Jake Bauers to end Brewers' winning streak

Social media was full of reactions after the Brewers' winning streak ends as a potential game-tying home run turned into the ...

'It could've been done better' | Houston families react to federal Job Corps center shutdowns, including 4 in Texas

The Gary Job Corps Center in San Marcos is one of 99 nationwide suddenly shuttered after a Trump administration decision to ...

Family, attorneys react to Borders guilty verdicts in child torture case

Sentencing is slated for Aug. 7 in the case of three children who were tortured and threatened with death. Borders intends to appeal verdicts.

“Which kind name be dis?” Bobrisky shares his new names as he drops Idris, netizens react

Media personality Bobrisky has once again stirred up buzz online, this time by announcing a major change to his identity. See ...

Tom Thibodeau fired by New York Knicks: Ben Stiller, NBA react to stunning move

The reactions were wide-ranging after the New York Knicks fired Tom Thibodeau, with Ben Stiller and the entire NBA world ...

“Twitch has more morals than kick”: Internet react as Tectone reportedly faces ban on Twitch

Twitch has suspended John "Tectone," a well-known content creator, for the third time. @StreamerBans, an automated tracking account on X, reported this latest ban on June 5, 2025.

Thunder fans react to 10-word message before Game 1 vs. Pacers

The stage is set for this year’s edition of the NBA Finals. The Oklahoma City Thunder will be hosting the Indiana Pacers in ...

Fans React to Paige Bueckers' Bad News on Wednesday

Fans React to Paige Bueckers' Bad News on Wednesday originally appeared on Athlon Sports.

A Software Language for Zero Maintenance Systems

A Theory of Everything for SoftwareAfter six years in software development, I began noticing a pattern: most problems were just variations of ones I’d already solved. That raised a deeper question: should these problems even exist?At its core, software is a flowchart—compute nodes for logic, decision nodes for branching. It boils down to bitwise operations and system calls. But over time, we’ve layered on protocols, libraries, tools, and frameworks—all in the name of abstraction. To what end?Tha