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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)

MyLocalHealth – looking for feedback on a public health dashboard

https://www.mylocalhealth.org/
1•omrajasekharan•1m ago•0 comments

Loitering Towards War

https://aeon.co/essays/viennas-cafes-inspired-poets-belgrades-bred-dissent
1•Michelangelo11•5m ago•0 comments

The Micropayment Trap: Why Subscription Models Win

https://blog.copyright.sh/2025/07/25/the-micropayment-trap-why-subscription-models-win/
1•tmrtn•6m ago•0 comments

Claude Plays Robotics

https://www.anthropic.com/research/claude-plays-robotics
1•shmublu•6m ago•0 comments

Fraud detection in 27ms using Postgres for real-time feature lookups

https://www.databricks.com/blog/what-happens-milliseconds-after-you-tap-pay
1•sp_from_db•6m ago•0 comments

Kimi K3: The open-weights escalation

https://www.interconnects.ai/p/kimi-k3-the-open-weights-escalation
1•pretext•6m ago•0 comments

OSS ChatGPT WebUI v4 – Projects, Agent Profiles, Server Tools, Publishing

https://llmspy.org
1•mythz•9m ago•0 comments

Multiprocessing Pool Best Practices in Python

https://superfastpython.com/multiprocessing-pool-best-practices/
1•ankitg12•10m ago•0 comments

Georgia residents homes seized by private company in $16B AI data center plan

https://nypost.com/2026/05/21/real-estate/residents-fume-as-georgia-power-seizes-homes-under-emin...
3•1vuio0pswjnm7•11m ago•0 comments

HubSpot wanted me to talk to sales, so I built my first prod. system in 10 years

https://charlielabs.ai/blog/rage-built-email-automation/
1•mrbbk•12m ago•0 comments

Czechia moves to ban mobile phones in schools from September 2027

https://www.expats.cz/czech-news/article/czech-news-in-brief-for-july-20-2026-monday-top-afternoo...
3•Markoff•12m ago•0 comments

PayPal went from Wall Street favorite to unwilling merger target

https://www.reuters.com/business/finance/how-paypal-went-wall-street-favorite-unwilling-merger-ta...
1•novia•13m ago•0 comments

SSH with default credentials found in CCS2 Chargers

https://www.saiflow.com/blog/the-hidden-ccs2-attack-surface-on-ev-chargers
1•throw_await•14m ago•0 comments

I loved my AI assistant. My friends did not

https://www.lowimpactfruit.com/p/i-loved-my-ai-assistant-my-friends
1•mnky9800n•14m ago•0 comments

A B2B marketing agency grew to $1.5M ARR in 6 months by betting on AI

1•darius88•14m ago•0 comments

My First Winter in Boston

https://www.xydac.com/blog/my-first-winter-in-boston/
1•xydac•19m ago•1 comments

Rill for creating dashboards using SQL

https://github.com/elite-mob/rill
2•ankitg12•20m ago•0 comments

The Agent Security Stack: Transport, Identity, Policy, Runtime

https://www.keycard.ai/blog/agent-security-stack/
1•mooreds•22m ago•0 comments

A Modest Proposal for the Strait Dispute: A Shared Pact Among Gulf States

https://www.nytimes.com/2026/07/19/world/middleeast/strait-hormuz-iran.html
1•mooreds•22m ago•0 comments

Colorado Labor Wars

https://en.wikipedia.org/wiki/Colorado_Labor_Wars
1•mooreds•22m ago•0 comments

An unlikely hero is saving a telescope from falling to earth

https://www.npr.org/2026/07/19/nx-s1-5896256/an-unlikely-hero-is-saving-a-telescope-from-falling-...
1•Brajeshwar•23m ago•0 comments

I Stopped Running Out of Tokens

https://danielabaron.me/blog/how-i-stopped-running-out-of-tokens/
2•speckx•24m ago•0 comments

Show HN: Dedupe Tabs Pro – Chromium Based Browser Extension

https://iam.mt/dedupe-tabs-pro/
1•thallavajhula•24m ago•0 comments

I Stopped "Creating Content"

https://refactoringenglish.com/blog/why-i-stopped-creating-content/
4•mtlynch•25m ago•2 comments

Ziggity – A terminal UI for Git, written in Zig

https://github.com/simoarpe/ziggity
2•TheSorcerer•27m ago•0 comments

Who Is Robert the Robot, the Face-Swapping Humanoid?

https://mrkt30.com/face-swapping-robot-robert-rb-labs/
1•technewssss•27m ago•0 comments

Show HN: A Chrome extension that adds an AI side panel to LeetCode problems

https://leetcopilot.dev
1•alexwang24•28m ago•0 comments

Show HN: Newsline – one-line news in your status line while your AI agent works

https://github.com/itdar/newsline
2•thesockerr•28m ago•2 comments

Hugging Face Turned to Chinese LLM for help after US models blocked Blue Team

https://www.thestack.technology/hugging-face-hacked-turned-to-chinese-llm-for-help-after-us-model...
1•dkobia•29m ago•0 comments

Homeowner may lose 1/3 of her property to data center high-voltage power line

https://www.nbcwashington.com/news/local/weve-been-sacrificed-homeowner-may-lose-1-3-of-her-prope...
2•1vuio0pswjnm7•30m ago•0 comments