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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)

Dolosse – a South African invention used over the world

https://thisbugslife.com/2021/11/21/dolosse-a-south-african-invention-used-over-the-world/
1•andsoitis•2m ago•0 comments

Forest Brothers Game: Survive the Russian Cold War Occupation of Estonia

https://www.rebootinganation.com/forest-brothers
1•atlasunshrugged•4m ago•1 comments

Book on probability and statistics for data science with videos / code

https://www.ps4ds.net/
1•levmarq•4m ago•1 comments

AI Humanoid Robot Companions

https://www.reuters.com/technology/chinas-ubtech-launches-ai-powered-lifelike-companion-robots-20...
1•takerofnaps•5m ago•0 comments

Sitting for more than 30 minutes increases the risk of dying from cancer

https://journals.plos.org/plosmedicine/article?id=10.1371%2Fjournal.pmed.1004767
2•BiosIT•12m ago•0 comments

Simple White Line Is America's Greatest Unsung Innovation

https://www.wsj.com/business/white-line-road-invention-america-250-8ce6bb89
1•erex78•14m ago•1 comments

When the ability to smell goes away

https://arstechnica.com/science/2026/07/when-the-ability-to-smell-goes-away/
1•Brajeshwar•15m ago•0 comments

Static Types Come to the Beam – Annette Bieniusa and Guillaume Duboc [video]

https://www.youtube.com/watch?v=X_CPDt3PeDE
1•markoutso•16m ago•0 comments

Positioning Without Satellites or Base Stations

https://hackaday.com/2026/07/01/positioning-without-satellites-or-base-stations/
1•DarkContinent•16m ago•0 comments

Do Wavy Walls Use Fewer Bricks? I Tested It in Blender

https://blog.tymscar.com/posts/crinklecranklewalls/
1•tymscar•20m ago•0 comments

It's time to go back to the founding text

https://www.theguardian.com/us-news/ng-interactive/2026/jul/04/250-years-declaration-of-independence
2•classified•21m ago•0 comments

Show HN: Home Page as a Chatbot

https://github.com/haltakov/chatbot-page
1•vladoh•22m ago•0 comments

Show HN: World Release Notes – Every country as a software project

https://worldreleasenotes.com/
1•7rin0•25m ago•0 comments

New York City Real-Time Subway Status Visualization

https://subway.joonas.wtf/
1•bookofjoe•28m ago•0 comments

Show HN: GREF – Interactive search and replace for terminal and Vim

https://github.com/albertize/gref
1•albertize•29m ago•0 comments

Where's the holistic AI productivity data?

https://rachelandrew.co.uk/archives/2026/06/11/wheres-the-holistic-ai-productivity-data/
1•tobr•32m ago•0 comments

Sylix, an free alternative of Cursor & Copilot

https://sylixide.com/
1•Sai-09•34m ago•0 comments

Show HN: I built a personalized AI newsletter you configure by replying to it

https://briefednewsletter.com/
1•tozcoded•37m ago•0 comments

Is Israel's 'buffer zone' inside Lebanon an attempt to grab gas reserves?

https://www.aljazeera.com/features/2026/6/12/is-israels-buffer-zone-inside-lebanon-an-attempt-to-...
2•hebelehubele•41m ago•0 comments

Show HN: Thèque, a private visual library for the things you save

https://theque.app
2•ecuzmici•42m ago•0 comments

An Analyst's Missed Remark Surfaced in Deadly Iran School Strike Probe

https://www.bloomberg.com/news/features/2026-06-26/an-analyst-s-missed-remark-surfaced-in-deadly-...
1•r721•42m ago•1 comments

Windows CE Dreamcast Community Edition (wince-dc)

https://github.com/maximqaxd/wince-dc
3•msephton•42m ago•0 comments

Towards a formal theory of computer insecurity: a language-theoretic approach [video]

https://www.youtube.com/watch?v=AqZNebWoqnc
1•binyu•45m ago•0 comments

Why AI Gurus Are Building Toys While the World Needs Architects

https://medium.com/@alanscottencinas/the-scale-wall-why-ai-gurus-are-building-toys-while-the-worl...
2•encinas88•45m ago•1 comments

1666 Great Fire of London

https://en.wikipedia.org/wiki/Great_Fire_of_London
2•simonebrunozzi•45m ago•0 comments

Introduction to Conditional Flow Matching – Part I, Normalizing Flows

https://huet.ing/posts/cfm_part_i/
1•DeanMoriarty123•46m ago•1 comments

Tell HN: Check your subscription renewals (VPNs, etc.). They cost too much

2•simonebrunozzi•48m ago•1 comments

China's electromagnetic rocket launch technology

https://timesofindia.indiatimes.com/science/chinas-electromagnetic-rocket-launch-technology-could...
3•Tomte•51m ago•0 comments

How little exercise can you get away with?

https://www.economist.com/science-and-technology/2026/07/03/how-little-exercise-can-you-get-away-...
4•Brajeshwar•52m ago•2 comments

I found a malware hiding in my TailwindCSS config file

https://infosecwriteups.com/i-found-north-korean-dprk-malware-hiding-in-my-tailwind-config-js-45a...
6•donohoe•52m ago•3 comments