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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)

Macintosh 9: Finder: View as Button (2024)

https://getbootstrap.com/docs/5.2/examples/blog/
1•haunter•2m ago•0 comments

Show HN: Create realistic group photos in real time with AI

https://pixailer.com
1•keenthinker•3m ago•1 comments

El Niño Is Wreaking Havoc on Pacific Fisheries

https://www.wired.com/story/el-nino-wreaking-havoc-on-pacific-fisheries/
1•beardyw•5m ago•0 comments

Lumvelle Drops ReviEwS (2026): We Tried It My Honest Review

https://gamma.app/embed/Lumvelle-Drops-ReviEwS-2026-We-Tried-It-My-Honest-Review-8ki1ftfh003qqdn
1•brentrq•6m ago•0 comments

Documentation is still in your Mum's filing cabinet

https://gerireid.com/blog/organising-documentation-for-humans-and-ai/
1•eigenBasis•11m ago•0 comments

Ask HN: Does your website work on Nordstjernen Web Browser?

1•roschdal•13m ago•0 comments

World Model Is the New Inflection Point

https://rajatghosh11.substack.com/p/one-model-to-rule-them-all
1•rghosh8•13m ago•0 comments

A font that humans can read but AI cannot

https://www.mixfont.com/ghost-font
2•justswim•15m ago•0 comments

Show HN: Image Generation API with QR code tracking and MCP support

https://templateson.com
1•maz225•15m ago•0 comments

Cost vs. accuracy in CursorBench 3.1: the effect of family and spend

https://www.shibaprasadb.com/2026/07/09/cursorbench-analysis.html
1•shibaprasadb•17m ago•0 comments

Show HN: A strategic word game where you make many words with 1 letter per turn

https://play.letterphile.com
1•sonOfHades•18m ago•0 comments

The Personal Safe – Zero-knowledge encrypted backup for your own S3 bucket

https://github.com/wocdamjack/thepersonalsafe
1•wocdamjack•20m ago•0 comments

Lumvelle ReviEwS (2026): We Tried It My Honest Review

https://gamma.app/embed/Lumvelle-ReviEwS-2026-We-Tried-It-My-Honest-Review-ge43hr5uq6eoxu3
1•bayszalu•22m ago•0 comments

Safari sidebar silently loads loads all your bookmarks

https://lapcatsoftware.com/articles/2026/7/1.html
2•JumpCrisscross•25m ago•0 comments

Open-source finance infrastructure in Rust

https://www.railsinfra.com
1•sibabale•34m ago•1 comments

Almost $1B Later, the US Still Can't Make a Medical Glove

https://www.bloomberg.com/news/features/2026-07-07/why-it-s-so-difficult-to-produce-100-american-...
6•helsinkiandrew•36m ago•1 comments

Consumers unsatisfied despite world-class networks

https://billbennett.co.nz/nz-telecom-customer-satisfaction-declines-comcom-report/
1•JumpCrisscross•37m ago•0 comments

New Earth Time – 360 degrees of time (2000)

https://newearthtime.net/
1•networked•37m ago•0 comments

FCC weighs changing E-Rate program, which lowers school internet bills

https://www.npr.org/2026/07/10/nx-s1-5878405/fcc-erate-schools-internet-discount
2•jonbaer•40m ago•0 comments

Microsoft latest report shows 25% emissions raised due to AI data centers

https://www.windowscentral.com/microsoft/dropping-greenwashing-credits-and-expanding-ai-datacente...
3•pjmlp•41m ago•0 comments

Ukraine's Amazon for war: Inside the marketplace built for the military

https://www.youtube.com/watch?v=BZaIh5we0bY
1•doener•42m ago•0 comments

Zeitpyramide

https://en.wikipedia.org/wiki/Zeitpyramide
3•doener•44m ago•0 comments

Kids (With Phones) Are Alright

https://heatherburns.tech/2026/07/08/the-kids-with-phones-are-alright/
1•JumpCrisscross•44m ago•0 comments

Timeline of the Far Future

https://en.wikipedia.org/wiki/Timeline_of_the_far_future
1•doener•45m ago•0 comments

Loom Document Search Engine

https://gitlab.com/swiss-armed-forces/cyber-command/cea/loom
1•ano-ther•47m ago•0 comments

In defense of not understanding your codebase

https://www.seangoedecke.com/in-defense-of-not-understanding-your-codebase/
1•suprjami•55m ago•1 comments

Show HN: ServiceBeard – Turn your support mailbox into an issue board

https://servicebeard.app/
2•hongaar•58m ago•0 comments

Adam Curtis – All Watched over by Machines of Loving Grace

https://en.wikipedia.org/wiki/All_Watched_Over_by_Machines_of_Loving_Grace_(TV_series)
4•mrauha•1h ago•1 comments

MonitorSpider. Uptime, page-change detection and login monitoring in one

https://monitorspider.com
1•hitechist•1h ago•0 comments

Show HN: Web-Performer – Run HTTP/GraphQL Requests from YAML (TypeScript CLI)

https://github.com/Techthos/web-performer
1•alex20465•1h ago•0 comments