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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 IPO hype machine is moving faster than the stocks

https://www.fastcompany.com/91576516/wall-streets-ipo-comeback-is-delivering-mixed-results
1•1vuio0pswjnm7•37s ago•0 comments

Hardening Rust Code for Production

https://corrode.dev/blog/hardening-rust/
1•vsgherzi•1m ago•0 comments

Moonshot AI eyes $50B valuation, Hong Kong IPO after Kimi K3 breakthrough

https://finance.yahoo.com/technology/ai/articles/moonshot-ai-eyes-50-billion-151346997.html
1•zX41ZdbW•2m ago•0 comments

A sin was committed by YouTube on the most beautiful channel [video]

https://www.youtube.com/watch?v=4vP7n-0o_UQ
1•secretslol•2m ago•0 comments

See the VCs and Family Offices at the Core of the Mega IPO Wave

https://www.wsj.com/livecoverage/spacex-ipo-stock-market-06-12-2026/card/see-the-vcs-and-family-o...
1•1vuio0pswjnm7•3m ago•0 comments

US pauses $1B in Medicaid payments to California, Minnesota

https://www.reuters.com/world/us-health-secretary-kennedy-says-cms-is-pausing-medicaid-payments-c...
1•tartoran•3m ago•0 comments

Sildenafil may reduce cancer metastasis, study shows

https://medicalxpress.com/news/2026-07-viagra-cancer-metastasis.html
1•OutOfHere•5m ago•0 comments

Show HN: Atlas – Local Dependency Graph

https://atlas-repo-wu76.vercel.app/
1•Yoavkozo•7m ago•0 comments

The AI Backlash Is Starting to Sting

https://www.wsj.com/tech/ai/the-ai-backlash-is-starting-to-sting-129a708d
2•1vuio0pswjnm7•8m ago•0 comments

Lower token usage through representation engineering

https://github.com/rkique/caveman-steer/tree/main
1•rkique•11m ago•0 comments

US civil rights agency moves to end demographic data collection after 60 years

https://apnews.com/article/eeoc-discrimination-dei-andrea-lucas-2f521d784a9d0376416499066dc9f178
2•petethomas•11m ago•1 comments

Off-the-Record Messaging Protocol

https://en.wikipedia.org/wiki/Off-the-Record_Messaging_protocol
1•gjvc•18m ago•0 comments

Hugging Face uses open-weights Z.ai GLM 5.2 to battle attacker

https://siliconangle.com/2026/07/20/hugging-face-uses-open-weights-z-ai-glm-5-2-defend-attacker-c...
3•vednig•18m ago•1 comments

Five Moments in Snapping History

https://unsung.aresluna.org/five-moments-in-snapping-history/
1•birdculture•19m ago•0 comments

Vaporlink – drop a folder or HTML file, get a shareable link that kills itself

https://www.tryvapor.link
1•TheRealCed•21m ago•1 comments

Lessons from vibe coding 30 apps – 6 still in production with real users

https://old.reddit.com/r/vibecoding/comments/1v2wgj5/i_vibe_coded_30_apps_in_2_years_6_are_still_in/
2•tastyeffectco•22m ago•0 comments

Proposed bill could make New York the first U.S. state with universal healthcare

https://www.weny.com/news/proposed-bill-could-make-new-york-the-first-u-s-state-with-universal-he...
2•thunderbong•22m ago•1 comments

Reducing LLM Costs 50% Using Best-Execution for Intelligence

https://www.thesean.ai/blog/introducing-ship
1•arbayi•25m ago•0 comments

Right-Hand Cybersecurity Is Hiring Product Engineer

https://boards.rooster.jobs/jobs/449274
1•uzair-righthand•25m ago•0 comments

Is it just me? HN:new best

2•oriettaxx•27m ago•0 comments

Show HN: Computable – Buy, sell, and redeem GPU for the exact weeks you want

https://www.getcomputable.com/
4•yuansong98•27m ago•2 comments

Sugar found in raspberries was discovered near the Milky Way's center

https://www.livescience.com/space/astronomy/sweet-sugar-found-in-raspberries-discovered-near-the-...
1•cybermango•28m ago•0 comments

Nate Parrott's dopamine-crushing metrics-driven site

https://nateparrott.com/
1•hmokiguess•31m ago•0 comments

Mad 2.0: Mutually Assured Disruption

https://www.thoughtmerchants.com/opinion/mad-2-0-mutually-assured-disruption
1•deltamidway•32m ago•0 comments

Brookmd – streaming Markdown renderer in Rust (web, RN, Swift and more)

https://github.com/siinghd/brookmd
1•siinghd•34m ago•0 comments

What Role Does Wildfire Smoke Play on Radio Signals?

https://www.radioworld.com/tech-and-gear/nicks-signal-spot/what-role-does-wildfire-smoke-play-on-...
2•RF_Enthusiast•36m ago•0 comments

Open pricing dataset for the Seedance 2.0 API, across 16 vendors

https://useapi.net/docs/articles/seedance-2-api-pricing
1•useapi•36m ago•0 comments

Zenoh Reliability, Scalability and Congestion Control

https://zenoh.io/blog/2021-06-14-zenoh-reliability/
2•Kinrany•36m ago•0 comments

IDEs are done, and they are not coming back

https://cpojer.net/notes/not-coming-back
1•coloneltcb•42m ago•0 comments

Ask HN: Apple Is Broken?

4•dogomatic•42m ago•2 comments