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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)

I'm a Philosophy Professor. Here's Why I'm Training AI to Replace Me

https://www.chronicle.com/article/im-a-philosophy-professor-heres-why-im-training-ai-to-replace-me
1•KnuthIsGod•3m ago•0 comments

The world of Japanese train melodies [video]

https://www.youtube.com/watch?v=-KxQIEhsFQk
1•vinhnx•4m ago•0 comments

The Vientiane Mystery: When a Taxi Apps Randomly Stops Working

https://gist.github.com/Usernameisalreadytaken5/a0bc0e204008b9ed1b404437db5f59cd
1•jondoe•5m ago•0 comments

Show HN: Bgbgone – local Mac background remover CLI – MIT

https://github.com/Arthur-Ficial/bgbgone
1•franze•7m ago•0 comments

C++: The Programming Language Cover Raises Unanswered Questions

https://devblogs.microsoft.com/oldnewthing/20260401-00/?p=112180
1•birdculture•7m ago•0 comments

The "Cat-Cam": Using Go and an Old Nokia Android to Catch a Midnight Intruder

https://medium.com/@premkumarbhaskal/the-cat-cam-using-go-and-an-old-nokia-android-to-catch-a-mid...
2•Pbhaskal•7m ago•1 comments

Using the Screen Capture API to record a browser window

https://alexwlchan.net/2026/record-browser-video/
1•Tomte•10m ago•0 comments

Ask HN: What are some agent-coded masterpieces?

1•xyzal•10m ago•0 comments

A Little Explanation of Little's Law

https://rugu.dev/en/blog/littles-law/
2•signa11•11m ago•0 comments

The US Needs Mechanics and Electricians.Big Business Is Spending to Create Some

https://www.wsj.com/business/autos/the-u-s-needs-mechanics-and-electricians-big-business-is-spend...
1•KnuthIsGod•12m ago•0 comments

The Grad Student Who Broke Microplastics Research

https://drstanfield.com/en-eu/blogs/articles/the-grad-student-who-broke-microplastics-research
2•mpweiher•28m ago•0 comments

Memory Caching: RNNs with Growing Memory

https://arxiv.org/abs/2602.24281
1•dmichulke•30m ago•0 comments

Writing your own print function in C without Libc

https://linux-is-best.pckt.blog/writing-your-own-print-function-16xt8wv
1•ghodawalaaman•36m ago•0 comments

Spotify no OAuth,no premium web API fetching

1•nntlol•36m ago•0 comments

Nike can't just do it any more

https://economist.com/1843/2026/06/05/nike-cant-just-do-it-any-more
1•andsoitis•39m ago•0 comments

Project the aircraft passing overhead onto your ceiling, in real time

https://github.com/cpaczek/skylight
2•phantomathkg•43m ago•1 comments

Show HN: Kyushu – A self-hostable WASM sandbox for JavaScript workers

https://kyushu.dev/
1•le_chuck•48m ago•0 comments

Show HN: WinkTerm – AI that shares the same PTY as you in the terminal

https://github.com/Cznorth/winkterm
1•Cznorth•51m ago•0 comments

Help Nearby – humanitarian map with UN data integration

https://help-nearby.org
1•Hyrezyxx•57m ago•0 comments

Retrospective

https://neverworkintheory.org/2024/03/21/retrospective.html
1•jruohonen•57m ago•0 comments

Dimitri Bertsekas

https://en.wikipedia.org/wiki/Dimitri_Bertsekas
1•tosh•1h ago•0 comments

Are we approaching a new AI winter?

https://adlrocha.substack.com/p/adlrocha-are-we-approaching-a-new
2•adlrocha•1h ago•0 comments

Show HN: About Lightweight, S3-compatible object storage

https://kodiqa-solutions.github.io/VaultS3/
1•open_source_new•1h ago•0 comments

Thoughts on starting new projects with LLM agents

https://eli.thegreenplace.net/2026/thoughts-on-starting-new-projects-with-llm-agents/
2•wrxd•1h ago•0 comments

Show HN: AI pre-screening CIS counterparties before onboarding

https://agenstry.com/agents/cis-secondary-sanctions-a2a.vassiliy-lakhonin.workers.dev
1•vassilbek•1h ago•0 comments

How LLMs Work: A Friendly Map for Humans

https://oreoro.github.io/posts/how-llms-actually-work-friendly-guide/
1•alexander2002•1h ago•0 comments

Police Tussle with Diabetes Experts at Ada Meeting

https://www.medpagetoday.com/special-reports/exclusives/121619
1•pigeons•1h ago•0 comments

What Happened in Tanzania on October 29?

https://www.youtube.com/watch?v=hGI5O56yuxo
1•daesorin•1h ago•0 comments

How much do amd64 microarchitecture levels help in Go?

https://twitter.com/lemire/status/2063358266885685710
2•tosh•1h ago•1 comments

Into the Personal-Website-Verse (2019)

https://matthiasott.com/articles/into-the-personal-website-verse
2•downbad_•1h ago•0 comments