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Super Lightweight Data Management

1•snappr021•1y ago
AI Prompt: Regenerate “Datalite” Interface with All Features Create a fully functional single-page HTML application called Datalite using only vanilla JavaScript, standard CSS, and HTML — no frameworks or libraries. The interface should support: Multi-file Upload & Tabs Allow uploading multiple CSV or JSON files Display each dataset as a tab in the left sidebar, sorted alphabetically Switching tabs shows the corresponding editable table Editable Table View (per dataset) Render a full HTML table with inline contentEditable cells Include a filter row at the top using contentEditable table headers Always show a sticky blank row at the bottom that adds new entries dynamically Changes persist in memory and to localStorage Relationship Detection (Heuristics) Detect one-to-many and many-to-one relationships heuristically by matching: {tableName}_id → id Shared key values across tables Store relationships and persist them DBML-style Diagram View Render a schema diagram using floating draggable HTML blocks on an infinite canvas Each block shows the table name and its fields Allow the user to toggle the diagram view on/off Report Builder Panel (on right) Show a live business-style report when any table row is clicked Include the selected record and all related child records in clean, sectioned formatting Add a toggle to switch between the styled view and raw JSON Include child tables (and grandchildren, etc.) using relationship chains State Persistence Save all uploaded files, relationships, and edits to localStorage Auto-load on refresh Resizable Panels Allow the user to drag and resize: Sidebar (tabs) Table view (center) Report panel (right) Export Functions Add an "Export CSV" button for the currently active tab Add a "Clear Storage" button to reset the app Requirements:

No libraries (no Tailwind, Bootstrap, React, etc.) Single relatix.html file Fully working out-of-the-box Mobile and desktop friendly Style should be minimal and clean (standard CSS only)

Open-weight models trail the closed-weight frontier by around four months

https://www.apollo.com/insights-news/insights/daily-spark/chinese-models-vs-frontier-models
1•helsinkiandrew•1m ago•0 comments

Posterior mean of conjugate Bayesian models

https://www.johndcook.com/blog/2026/07/12/posterior-mean/
1•ibobev•1m ago•0 comments

Posterior Variance in Conjugate Models

https://www.johndcook.com/blog/2026/07/12/posterior-variance/
1•ibobev•2m ago•0 comments

The multiplication method Russian peasants used for a thousand years

https://valeman.medium.com/the-multiplication-method-russian-peasants-used-for-a-thousand-years-a...
1•ibobev•2m ago•0 comments

Tech support scam caused data breach at Australian airline Qantas

https://www.theregister.com/cyber-crime/2026/07/16/tech-support-scam-caused-massive-data-breach-a...
1•sbulaev•6m ago•0 comments

Show HN: Cybara – An open-source AI agent platform built with Bun

https://github.com/metaspartan/cybara
1•carsenk•9m ago•0 comments

I resurrected an 8-year-old dead CSS library and gave it an engine

https://usevivace.dev
1•axelrevana•9m ago•0 comments

Show HN: Effort Lab – Same running pace, different heart rate zones

https://www.motraapp.com/effort-lab
1•timmonty•10m ago•0 comments

Copyright law is now the biggest battleground in Australia's AI boom

https://www.abc.net.au/news/2026-07-14/copyright-law-battleground-in-australia-ai-boom/106891890
1•technewssss•11m ago•0 comments

Why heat pumps are still so hot in the US

https://www.technologyreview.com/2026/07/16/1140505/heat-pump-sales-us/
1•joozio•12m ago•0 comments

OpenBSD/loongson hardware platform retired

https://www.undeadly.org/cgi?action=article;sid=20260716110034
2•peter_hansteen•12m ago•0 comments

Looking Up as a Serious Discipline

https://idle.news/blog/the-committee-on-clouds/
1•umilio•15m ago•0 comments

eBay payout isn't your profit

https://k-id.app/blog/your-payout-is-not-your-profit/
1•tinosar•15m ago•0 comments

Visualize Your Chrome Bookmarks as Smart Sticky Notes

https://chromewebstore.google.com/detail/sticky-note-web-clipper-s/gniilbpapgommpalikcclpcnbcamgila
1•taskloco_nyc•15m ago•0 comments

Scenecast – a logo and clips in, a finished branded video out

https://github.com/roomcareOS/scenecast
1•roomcare•17m ago•0 comments

Wildcards in CSS

https://remysharp.com/2026/07/11/wildcards-in-css
2•meetpateltech•17m ago•0 comments

Why so many updating in LLM so-called SOTA let remind of iPhone 4-x

https://medium.com/airbnb-engineering/from-weeks-to-a-day-how-we-made-llm-evaluation-fast-enough-...
1•qiuwu•19m ago•1 comments

Global Nobel Laureates Assembly on AI and Nuclear War: Recap, Quotes, and Video

https://www.domuscommunis.org/events/nobel-laureates-assembly/
2•dn2k•20m ago•0 comments

I resurrected my web usability checklist from 2013

https://www.userium.com/
1•userium•21m ago•0 comments

Abstracting Effects with Continuations

https://crowdhailer.me/2026-07-15/abstracting-effects-with-continuations/
1•whwhyb•21m ago•0 comments

Track your workout from the iPhone Lock Screen

https://musklr.com/blog/2026/iphone-lock-screen-workout-tracking-live-activity/
1•badgag•23m ago•0 comments

Crates.io front-end and its issue(s)

https://blog.guillaume-gomez.fr/articles/2026-07-13+crates.io+front-end+and+its+issue(s)
1•ncts•25m ago•0 comments

Computer Online Forensic Evidence Extractor

https://en.wikipedia.org/wiki/Computer_Online_Forensic_Evidence_Extractor
1•grubbs•25m ago•0 comments

Enrolling in the Third-Party App Store on Play Program

https://support.google.com/googleplay/android-developer/answer/17118006?hl=en
1•HelloUsername•26m ago•1 comments

Wicked Features

https://www.seangoedecke.com/wicked-features/
1•andai•27m ago•0 comments

Supertasks: Doing Infinitely Many Things–Lectures on Infinity (Lecture 2)

https://www.youtube.com/watch?v=h02divcjYcc
1•FillMaths•27m ago•0 comments

The Language of Thought Is Not Natural Language

https://www.biorxiv.org/content/10.1101/2025.07.26.666979v3
2•Anon84•28m ago•0 comments

A Guide to Agile for English Speakers

https://lewiscampbell.tech/blog/260713.html
2•LAC-Tech•32m ago•0 comments

Show HN: My triathlon coach (not a human) now texts me on iMessage

https://www.athletedata.health
2•daniel_s•34m ago•0 comments

Free Gantt Chart Maker

https://ganttchartmaker.app/
1•fotispetrou•35m ago•0 comments