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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)

Computing Can Help Fix Red Tape, but It Shouldn't Write the Rules

https://cacm.acm.org/blogcacm/computing-can-help-fix-red-tape-but-it-shouldnt-write-the-rules/
1•jruohonen•1m ago•0 comments

Decoy Font protects messages from being read by AI

https://www.dezeen.com/2026/07/31/decoy-font-ai-mixfont/
1•wjSgoWPm5bWAhXB•2m ago•0 comments

The Beauty Revival?

https://www.commonreader.co.uk/p/the-beauty-revival
1•jruohonen•2m ago•1 comments

Watch NHL App: How to Stream Live Hockey Games on Your Phone

https://layerseven.tv/
1•hunter_lewis754•4m ago•0 comments

Show HN: Daymo – calendar app with a new day list layout

https://daymo.flown.io
1•simongbe•5m ago•0 comments

Is AI Capable of Novelty?

1•sarmadgulzar•7m ago•0 comments

Show HN: PasteDB – A Feature-Rich Pastebin

https://pastedb.netlify.app/
1•aditya4113•8m ago•0 comments

Show HN: Take, a Mac screen recorder that comes out edited

https://crestnotch.app/take
1•zack40x•9m ago•0 comments

Show HN: Secure Bearer JWT and JWKS pattern for headless AI agents (MCP #824)

https://github.com/orgs/modelcontextprotocol/discussions/824
1•MawyxxY•10m ago•0 comments

A revolutionary take on desalination [video]

https://www.youtube.com/watch?v=0DzLiKUpkr0
1•thelastgallon•10m ago•0 comments

Psi+ 1.5.2142.0 Installer Has Been Released – Qt Jabber/XMPP Omemo/OTR E2EE

https://sourceforge.net/projects/psiplus/files/Windows/Personal-Builds/KukuRuzo/
1•neustradamus•14m ago•0 comments

Pathological Science

https://en.wikipedia.org/wiki/Pathological_science
1•gyomu•14m ago•0 comments

Sabertario – a directory of 100 free courses and tutorials

https://sabertario.com/
1•Franpove•19m ago•1 comments

Methinks It Is a Weasel

https://diatone.net/methinks
1•diatone•20m ago•0 comments

Time Serving Ads to Agents

https://digiday.com/media/time-has-started-serving-ads-to-ai-agents/
1•_superposition_•20m ago•1 comments

Coldcard Mk3 security advisory: seeds from firmware 4.0.1 onward may be at risk

https://blog.coinkite.com/coldcard-mk3-seed-generation-warning/
3•nicou•22m ago•1 comments

Why the world trusts China more than America

https://www.ft.com/content/f3ad032f-3c06-4ed4-82e2-7c2e5e68af26
2•Markoff•23m ago•2 comments

Why is 'Chat Control' one of the EU's biggest digital rights fights?

https://www.euronews.com/my-europe/2026/07/28/why-is-chat-control-one-of-the-eus-biggest-digital-...
2•latexr•24m ago•0 comments

Show HN: Cursor's Tab, cursor-jump included, inside Neovim

https://github.com/teocns/neocursor.nvim
1•teocns•25m ago•0 comments

Martin Kleppmann – Local-first in an unstable world [video]

https://www.youtube.com/watch?v=--Ru7cL22rI&list=PLXxEKA_dxoH0&index=1
2•JeremyTheo•25m ago•0 comments

How the Startup Mentality Failed Kids in San Francisco

https://www.wired.com/story/willie-brown-middle-school-startup-mentality-failed/
1•FinnLobsien•25m ago•0 comments

Montana's new "right to try" law can't come soon enough for some

https://www.technologyreview.com/2026/07/31/1140945/montanas-new-right-to-try-law-cant-come-soon-...
1•joozio•27m ago•0 comments

Tokens per Second Is a Memory Bandwidth Number

https://portfolio-orcin-beta-29.vercel.app/blog/tokens-per-second-memory-bandwidth/
1•rohitghumare•27m ago•0 comments

AI Firms Are Buying Up Old Books, Then Scanning and Destroying Them

https://novaramedia.com/2026/07/29/ai-firms-are-buying-up-old-books-then-scanning-and-destroying-...
2•trhway•27m ago•1 comments

No more zero-retention policy for OpenCode go

https://www.reddit.com/r/opencodeCLI/comments/1vbltva/no_more_zeroretention_policy_for_opencode_go/
1•gman83•28m ago•0 comments

ai calorie tracker with Mivee

https://mivee.app
1•nafas-hmn•28m ago•0 comments

An Ocean in Motion: NASA's View of Earth's Underwater Highways [video]

https://www.youtube.com/watch?v=R5-s6O8qyvE
1•simonebrunozzi•31m ago•0 comments

Show HN: MathJump – A math-based running game that requires quick calculations

https://mathjump.cc/
1•wdamao•33m ago•0 comments

VideoOnRepeat – a simple way to loop YouTube videos

https://videoonrepeat.com
1•multiplesauces•33m ago•0 comments

Show HN: Ctx traits · Turn your team skills into typed and versioned modules

https://ctx.company/traits/
1•rpunkfu•34m ago•0 comments