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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)

Guandimiao (Archaeological Site in Henan, China)

https://en.wikipedia.org/wiki/Guandimiao
1•tux3•38s ago•0 comments

Astrophysicists Puzzle over Webb's New Universe

https://www.quantamagazine.org/astrophysicists-puzzle-over-webbs-new-universe-20260702/
2•jnord•7m ago•0 comments

Diseconomies of scale in fraud, spam, support, and moderation

https://danluu.com/diseconomies-scale/
2•Liriel•7m ago•0 comments

ProofToken16: My Proposal for Private Decentralised Age Verification

https://incoherency.co.uk/blog/stories/private-decentralised-age-verification.html
1•jstanley•10m ago•0 comments

Horsewood Reality Check 2026 – The Truth Behind the Claims

https://finance.yahoo.com/sectors/healthcare/articles/horsewood-urgent-report-2026-horse-19110038...
2•rafisalp•11m ago•0 comments

From flocks to pyramids: Balancing self-organization and architecture

https://www.youtube.com/watch?v=R0WiSoW-wL8
1•RebootStr•11m ago•0 comments

AB 1856: CA Exempts Open Source, Still Expands Age-Gating

https://www.eff.org/deeplinks/2026/05/one-step-forward-two-steps-back-cas-ab-1856-exempts-open-so...
2•mashally•14m ago•0 comments

Read Please

https://github.com/studioetc/read-please-app
1•incogvito•15m ago•0 comments

Show HN: Forge – A JavaScript runtime built on Mozilla SpiderMonkey

https://github.com/varadTheDeveloper/forge-runtime
3•opentestudox•15m ago•0 comments

Show HN: WhosBuilt terminal lookup for who built a website

https://whosbuilt.com/lookup/example.com.markdown
2•hboon•24m ago•1 comments

But Nothing Has Changed on Our Side

https://cacm.acm.org/blogcacm/but-nothing-has-changed-on-our-side/
1•adunk•25m ago•0 comments

Show HN: I built LibreYOLO, an MIT-licensed YOLO library

https://github.com/LibreYOLO/libreyolo
2•Xuban•33m ago•0 comments

Squeezes – A private, local-first bulk image compressor running in-browser

https://squeezes.vercel.app
1•marpe•36m ago•0 comments

Remote work didn't kill collaboration. Invisible teammates did

https://www.indiehackers.com/post/remote-work-didnt-kill-collaboration-invisible-teammates-did-JU...
3•ironsteel•44m ago•0 comments

DeepSeek drops another breakthrough [video]

https://www.youtube.com/watch?v=J0D7qV3nl7w
3•mgh2•53m ago•0 comments

Cvcheck.app scores your CV and tells you what's wrong

https://cvcheck.app
1•stefandulgh•54m ago•0 comments

A Last Gasp of 2D: The Cave CV1000 (2022)

https://nicole.express/2022/games-made-in-a-cave.html
2•tropicalfruit•55m ago•0 comments

Incompetent Content Moderation and Sexy Stuff

https://medium.com/luminasticity/incompetent-content-moderation-and-sexy-stuff-29e7e4d5caf7
1•bryanrasmussen•59m ago•1 comments

Suffix BWT vs. cyclic shift BWT, and fast computation

https://purplesyringa.moe/blog/suffix-bwt-vs-cyclic-shift-bwt-and-fast-computation/
1•g0xA52A2A•1h ago•0 comments

Before YouTube, Teenagers Were Coding Mind-Blowing Digital Art in Assembly

https://comuniq.xyz/post?t=1356
1•01-_-•1h ago•0 comments

Snake Venom Peptide Serum, Benefits, and Real Skin Insights

https://gamma.app/embed/Synevra-UltraLift-Review-2026-Snake-Venom-Peptide-Truth-Inside-jcmns0kstf...
1•prepostseo•1h ago•0 comments

Private space pilots are flying orbital missions for the US Space Force

https://techcrunch.com/2026/07/02/private-space-pilots-are-flying-orbital-missions-for-the-us-spa...
2•01-_-•1h ago•0 comments

LiteOne V3 – A 12KB Zero-Build framework aiming for strict CSP security

https://github.com/reflexmanofficial/LiteOne-v3
1•RelfexMan•1h ago•0 comments

Do teams proactively validate Kubernetes resilience against SLOs?

https://www.resilopshq.com/
2•swaroopbhatk•1h ago•1 comments

Building is free now. Being wanted isn't

https://starts.live
2•sgraphics8•1h ago•0 comments

Egypt Won

https://xcancel.com/waterloo_intern/status/2073171123542573231
3•razodactyl•1h ago•0 comments

Ask HN: Which AI model do you use for what?

1•akashwadhwani35•1h ago•0 comments

Yep, we're using OpenClaw to date now

https://techcrunch.com/2026/07/02/yep-were-using-openclaw-to-date-now/
3•TMWNN•1h ago•0 comments

Unearthing the Reality of "Zombie Energy Systems" in Africa's Energy Transition

https://www.catf.us/resource/unearthing-reality-zombie-energy-systems-africas-energy-transition/
2•bryanrasmussen•1h ago•0 comments

Another day, another illegal billion-dollar bribe to raise your electricity pric

https://electrek.co/2026/06/30/another-day-another-illegal-billion-dollar-bribe-to-raise-your-ele...
3•xbmcuser•1h ago•1 comments