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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)

The Tragic Birth of FM Radio (2006)

https://www.damninteresting.com/the-tragic-birth-of-fm-radio/
1•bookofjoe•28s ago•0 comments

Best Books of the 21st Century

https://www.nytimes.com/interactive/2024/books/best-books-21st-century.html
1•paulpauper•39s ago•0 comments

Alan Greenspan, RIP

https://scottsumner.substack.com/p/alan-greenspan-rip
1•paulpauper•58s ago•0 comments

Show HN: Iwtlp – Learn to code by solving real domain based projects

https://iwtlp.com/
1•i_w_t_l_p•1m ago•0 comments

The Ben and Jerry's Flavor Graveyard

https://www.benjerry.com/flavors/flavor-graveyard
1•NaOH•1m ago•0 comments

Hacking a Ceiling Fan Remote with RTL-SDR and ESP32 for Home Assistant

https://hackaday.com/2026/06/28/rf-hacking-a-ceiling-fan-via-the-remote/
2•whiteblossom•2m ago•0 comments

Ornith-1.0: Self-Scaffolding LLMs for Agentic Coding

https://deep-reinforce.com/ornith_1_0.html
2•kordlessagain•3m ago•0 comments

Show HN: Borkd – Is it your code or the platform? One dashboard instead of ten

https://borkd.dev/
1•watchready•4m ago•1 comments

Node.js io_uring over napi-rs, more then 2x performance

https://github.com/avifenesh/ferrings
2•anotherCodder•5m ago•0 comments

The (new) place for thoughtful puzzles

https://www.puzzmo.com/today
1•jasonpeacock•6m ago•0 comments

Fontdue: The fastest font renderer in the world, written in pure rust

https://github.com/mooman219/fontdue
1•klaussilveira•6m ago•0 comments

Saudade: Mminimal retained-mode Windows 3.1 style GUI library written in Rust

https://github.com/roblillack/saudade/
1•klaussilveira•8m ago•0 comments

Semgrep: GLM 5.2 beats Claude in our Cyber Benchmarks

https://semgrep.dev/blog/2026/we-have-mythos-at-home-glm-52-beats-claude-in-our-cyber-benchmarks/
1•jms703•10m ago•0 comments

Mirror Project Proposal (2008)

https://webhelper.brown.edu/joukowsky/courses/13things/6689.html
1•jruohonen•11m ago•0 comments

Who Are the Fire-Tamers?

https://aeon.co/essays/who-are-the-fire-taming-healers-of-modern-france
2•Caiero•11m ago•0 comments

NASA races to save Swift telescope from falling back to Earth with daring rescue

https://phys.org/news/2026-06-nasa-swift-telescope-falling-earth.html
2•bookmtn•15m ago•0 comments

In Idaho, the next generation of US nuclear reactors nears reality

https://www.france24.com/en/live-news/20260628-in-idaho-the-next-generation-of-us-nuclear-reactor...
2•rustoo•15m ago•0 comments

Show HN: Caliper – pass@k reliability testing for Claude Code and Codex skills

https://github.com/edonadei/caliper
1•edonadei•18m ago•0 comments

Prism: An impure functional language with typed effects

https://www.stephendiehl.com/posts/prism/
1•fanf2•19m ago•0 comments

The 'Almost Homeless' Subreddit Is a Stark Glimpse at Soaring Wealth Inequality

https://www.wired.com/story/the-almost-homeless-subreddit-is-a-stark-glimpse-at-soaring-wealth-in...
2•Brajeshwar•19m ago•0 comments

We Answered 35 of Your Civ VII History Questions

https://store.steampowered.com/news/app/1295660/view/679628250084803716
2•Tomte•22m ago•0 comments

Yakuza Tattoo

https://kimurakami.com/blogs/japan-blog/yakuza-tattoo
2•jruohonen•23m ago•0 comments

How WisdomAI gets high text-to-SQL accuracy

https://www.wisdom.ai/blog/how-wisdom-gets-text-to-sql-right
1•sharva•23m ago•0 comments

Lenovo saying RAM prices may never go back to how they were

https://www.rockpapershotgun.com/oh-no-thats-lenovo-saying-they-think-these-ram-prices-will-be-th...
5•Tomte•24m ago•3 comments

Show HN: Tool to Convert PDF to a Video

https://caringmachines.com/shop/convert/pdf2vid
1•celestiallylvd1•26m ago•0 comments

Show HN: Verigate – Cryptographic authorization receipts for AI agents

https://verigate.cloud
1•heartlinmachado•27m ago•0 comments

AgentCrawl, a small self-hosted crawler for AI agents

https://github.com/JorG18/agentcrawl
1•Kenchi010•30m ago•0 comments

A 'perfect storm' points to a much smaller U.S. auto market by 2040

https://www.cnbc.com/2026/06/28/us-auto-market.html
1•toomuchtodo•31m ago•1 comments

White House Will Ad Hoc Decide Who Can Individually Access GPT-5.6

https://thezvi.substack.com/p/white-house-will-ad-hoc-decide-who
2•paulpauper•39m ago•1 comments

Movie reconstruction from mouse video cortex activity

https://www.youtube.com/watch?v=K3Hvy4CKVpg
1•bookofjoe•40m ago•0 comments