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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)

Dynamics in Mesoscopic Systems

https://www.ds.mpg.de/meso/en
1•andsoitis•16s ago•0 comments

Ask ChatGPT or Gemini the same "best X" twice, ~1/3 of the answer changes

https://github.com/jjoseph18/ai-recommendation-consistency
1•EpsilonJ•1m ago•0 comments

Show HN: A <15MB Interactive LaTeX Playground in the Browser

https://telox.dev/app/scratchpad/
1•eigenblake•2m ago•0 comments

Thank you for your contribution to the model

https://dustycloud.org/blog/thank-you-for-your-contribution-to-the-model/
1•HotGarbage•2m ago•0 comments

Footnote – Xkcd (2016)

https://www.explainxkcd.com/wiki/index.php/Footnote
1•corvad•6m ago•0 comments

Three Body Orbits – 3,915 periodic three-body orbits, visualized

https://www.threebodyorbits.com/
1•thunderbong•8m ago•0 comments

The US is replacing every official latitude, longitude and height it publishes

https://spacedaily.com/s-the-united-states-is-replacing-every-official-latitude-longitude-and-hei...
3•ggm•10m ago•0 comments

Rat and Mouse Gazette: Nursing Care (1996)

https://www.rmca.org/Articles/nurse.htm
1•joebig•10m ago•0 comments

AI hypervigilance is now an omnipresent cognitive load for your users

https://productpicnic.beehiiv.com/p/ai-hypervigilance-is-now-an-omnipresent-cognitive-load-for-yo...
1•cdrnsf•11m ago•0 comments

Welcoming the Summer of Ludd

https://jonreiss.substack.com/p/welcoming-the-summer-of-ludd
1•mooreds•12m ago•0 comments

Want to Entice New Residents (To Move to Rural Areas)? Offer Cash, for a Start

https://www.nytimes.com/2026/09/12/business/economy/rural-america-moving-incentives.html
1•mooreds•12m ago•0 comments

PostgreSQL 19's "scary patch contest"

https://lwn.net/Articles/1092003/
1•debo_•12m ago•0 comments

I Never Want to Use Third-Party Software Again

https://twitter.com/joulee/status/2097754118396014660
3•gmays•13m ago•1 comments

Why It's Difficult for Tech Companies to Rein in A.I

https://www.nytimes.com/2026/09/12/technology/why-its-tough-for-tech-companies-to-keep-ai-out-of-...
1•mooreds•13m ago•0 comments

Fixing an NZXT Signal 4K30 part 2: the green/pink video bug

https://www.downtowndougbrown.com/2026/09/fixing-an-nzxt-signal-4k30-part-2-the-green-pink-video-...
1•zdw•13m ago•0 comments

Show HN: Demorta – Create interactive demos. Don't just describe your product

https://demorta.com/
1•zcchriti•19m ago•1 comments

Where's the Beef?: The lab-grown-meat revolution that wasn't

https://harpers.org/archive/2026/09/wheres-the-beef-lab-grown-meat-erin-somers/
1•Hooke•21m ago•0 comments

Due to concerns about malicious applications, GPT2 will not be released (2019)

https://openai.com/index/better-language-models/
10•Jimmc414•21m ago•2 comments

Ask HN: Would a startup for young creatives who reject AI be feasible?

2•mondobe•23m ago•2 comments

Photographs of Atlantic City Sand Sculpture (ca. 1880–1920)

https://publicdomainreview.org/collection/atlantic-city-sand-sculpture/
1•samclemens•25m ago•0 comments

Signal Distilled

https://signaldistilled.com/
2•mattrcarroll•26m ago•0 comments

Mel's Disco Bassoon

https://orac81.itch.io/mels-disco-bassoon
1•orac81•26m ago•1 comments

It's All Fun and Games Until You Give AI Your Credit Card

https://www.theatlantic.com/technology/2026/09/instinct-ai-personal-assistant-credit-card/688607/
4•fortran77•27m ago•0 comments

Who Taught Us What We Know?

https://medium.com/freedomofthought/who-taught-us-what-we-know-54c70ea4ce74
1•raynchad•33m ago•0 comments

The Common Good: A Catholic Philosophical Perspective

https://medium.com/freedomofthought/the-common-good-a-catholic-philosophical-perspective-5f5aa907...
1•raynchad•34m ago•0 comments

America in the Grip of a Foreign Power: Israel and the U.S.

https://medium.com/freedomofthought/america-in-the-grip-of-a-foreign-power-israel-and-the-u-s-43d...
3•raynchad•34m ago•1 comments

Show HN: Dep-radius, know which dependency updates touch your code

https://www.npmjs.com/package/dep-radius
1•imadjourney•34m ago•0 comments

The Surprising Self-Awareness of Fish Revealed in Mirror Study

https://scitechdaily.com/the-surprising-self-awareness-of-fish-revealed-in-mirror-study/
1•amelius•35m ago•2 comments

Boston Scientific: Update on recent cybersecurity incident

https://news.bostonscientific.com/update-on-recent-cybersecurity-incident
2•teleforce•43m ago•0 comments

Nobody pays for open source. We can force them to

https://seldo.com/posts/nobody-pays-for-open-source-we-can-force-them-to/
2•aray07•44m ago•1 comments