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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)

We should be more ambitious with the software we build

https://danluu.com/ambitious/
1•ltratt•2m ago•0 comments

FBI Explores Espionage Case Against Saudi OpenAI Suspect

https://www.wsj.com/us-news/law/fbi-explores-espionage-case-against-saudi-openai-suspect-fbaedefe
1•JumpCrisscross•2m ago•0 comments

Small Programs and Languages

https://ratfactor.com/cards/pl-small
1•andsoitis•5m ago•0 comments

The Importance of Limitations for Creativity and Learning

https://ratfactor.com/cards/limitations
1•andsoitis•7m ago•0 comments

Forecasting Financial Markets with Timestral

https://philippdubach.com/posts/forecasting-financial-markets-with-timestral/
1•7777777phil•7m ago•0 comments

The Experiment review – easily the most disturbing thing on British TV

https://www.theguardian.com/tv-and-radio/2026/oct/21/the-experiment-channel-four-tv-review-uk-naz...
1•nephihaha•8m ago•0 comments

Show HN: WhatsApp Bridge for those with their own VPS

https://github.com/vid-t/whatsapp-bridge
1•vid_t•9m ago•1 comments

Israeli central bank rejects Netanyahu's plan to use crypto to evade sanctions

https://www.ft.com/content/39e475e7-0392-4856-aaaf-5ab3e35b8215IsraelicentralbankrejectsBenjaminN...
2•JumpCrisscross•10m ago•0 comments

Interesting properties about the design of the UK 50p piece [pdf]

https://cdn.ima.org.uk/wp/wp-content/uploads/2022/03/Westward-Ho-Conway-Concorde-and-curiously-cu...
1•greengreengrass•11m ago•0 comments

US executives quit $25B gas venture over claims of secret Russian control

https://www.ft.com/content/e9cfbfbb-e65a-4303-aebb-20d59319ef1b
3•JumpCrisscross•11m ago•0 comments

How to Start a Startup Game

https://www.neuroplusgbrain.net/
1•FDX2018•13m ago•0 comments

Apple should fuck themselves with their "privacy"

5•itvision•17m ago•0 comments

The power of having less features

https://ratfactor.com/cards/no-feature
1•andsoitis•18m ago•0 comments

OpenAI says it will no longer train its AI models on the live internet

https://techcrunch.com/2026/10/23/openai-says-it-will-no-longer-train-its-ai-models-on-the-live-i...
1•colinprince•19m ago•0 comments

Bridgeplay: Windows Steam games on your Mac

https://bridgeplay.dev/
1•evo_9•20m ago•0 comments

Vaccine generates immune response to KRAS mutations in pancreatic cancer study

https://newsnetwork.mayoclinic.org/discussion/investigational-vaccine-generates-immune-response-t...
3•slater•22m ago•0 comments

Who Wrote This Byte: git blame for your build’s bytes

https://fzakaria.com/2026/10/23/who-wrote-this-byte
1•ingve•22m ago•0 comments

Who Owns the Roadmap? Six Ways to Build a Forward Deployed Engineering Business

https://mwvdveld.substack.com/p/who-owns-the-roadmap-six-ways-to
1•RenaissanceDad•23m ago•1 comments

Doctors' offices are charging patients 10 times more by claiming to be hospitals

https://www.washingtonpost.com/business/2026/10/24/doctors-offices-are-charging-patients-10-times...
2•bookofjoe•25m ago•1 comments

A stack to calm the mind and stay on track

https://ratfactor.com/stack/
1•Curiositry•25m ago•0 comments

Ask HN: Any real cases where AI slop ruined a codebase and forced a rewrite?

1•hukuuu•26m ago•0 comments

Making My Blog Readable by AI Agents

https://deallocatedobjects.com/posts/making-my-blog-readable-by-ai-agents
1•ingve•28m ago•0 comments

Data center spend will double to $2.1T by 2028

https://www.reuters.com/business/data-center-spending-more-than-double-21-trillion-by-2028-2026-1...
1•sumnole•32m ago•1 comments

Procrastination is burning my future

https://www.mashally.org/posts/procrastination_is_burning_my_future/
1•mashally•33m ago•0 comments

Studies violate policies on collaboration between editors and authors

https://retractionwatch.com/2026/10/22/editorcheck-handling-editors-authors-collaboration-plos-md...
1•leephillips•37m ago•0 comments

Sevenbox, find what an AI agent's wrong decision affected

https://github.com/sevenboxlabs/sevenbox
2•ObeeAI•40m ago•0 comments

Community

https://marco.org/2026/10/24/community
2•colinprince•41m ago•2 comments

Lobster, Programming Languages, and Game Engines [video]

https://www.youtube.com/watch?v=hDT79xdqf3k
2•andsoitis•47m ago•0 comments

Apple Hides a Playable Classic iPod Inside Its Music Website

https://www.macobserver.com/news/apple-hides-a-fully-playable-classic-ipod-inside-its-music-website/
1•wodow•48m ago•0 comments

Show HN: Perch, a calm Mac app for juggling Claude Code sessions

https://perchfocus.com/
1•eastandwestwind•48m ago•0 comments