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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)

A rising tide raises all rents

https://jyn.dev/rising-tide-raises-rents/
1•reasonableklout•1m ago•0 comments

Understanding Org's Latex Previews

https://karthinks.com/software/understanding-org-latex-preview/
1•signa11•3m ago•0 comments

Show HN: Northstar web browser engine 1.0.40 released

4•andreasrosdal•6m ago•1 comments

Diffreview – code review for local Claude diffs

https://github.com/chalmagean/diffreview
1•mixandgo•12m ago•0 comments

From Charlemagne to the Kitchen Boy: Reading the Hamburg Rathaus

https://alsterrunde.com/from-charlemagne-to-the-kitchen-boy-reading-the-hamburg-rathaus/
1•mertbio•14m ago•0 comments

Show HN: Spiceliner, a modern platform to navigate the markets

https://spiceliner.com
1•ddk_•16m ago•1 comments

Dev Notes and Small Tools

https://news.ycombinator.com/user?id=oliversant
3•freyamar•24m ago•3 comments

Rocky Linux Creator Built a New 'Not Linux' Kernel in 11 Days Using AI

https://github.com/gmkurtzer/ginux
3•signa11•25m ago•0 comments

Reliably aligning LLMs is impossible in principle

https://www.seangoedecke.com/alignment-is-impossible/
3•random42•26m ago•0 comments

Small Tools and Dev Notes

https://news.ycombinator.com/user?id=sofia84
3•tomasfelix•27m ago•2 comments

The Smartest People in AI Believe This Is the Most Important Chart

https://www.wsj.com/tech/ai/ai-anthropic-rsi-recursive-self-improvement-bff4e815
4•fortran77•31m ago•1 comments

Kairos: Open-source, real-time fraud and risk decisioning

https://github.com/finic-ai/kairos
2•citguru•34m ago•0 comments

Dialogic Systems Without a Truth Criterion: Epistemology, Regulatory Strategy

https://medium.com/@smoking2man/dialogic-systems-without-a-truth-criterion-epistemology-regulator...
2•Aldus551•34m ago•0 comments

Show HN: Open-sourced alternatives to every SaaS tool

https://www.saasalternatives.online
2•macgirlt•42m ago•0 comments

Auth0 Alternatives: 6 Options Compared (Including Open Source)

https://seliseblocks.com/blog/auth0-alternatives-6-options-compared-including-open-source
1•meherabhossain•43m ago•0 comments

TrustSlot – A marketplace for independent website ad slots

https://trustslot.app
1•markriplabs•51m ago•0 comments

The Bottlenecks for AI-Driven System Design: why Principals are not yet obsolete

https://maheshba.bitbucket.io/blog/2026/07/22/agentdesign.html
1•porridgeraisin•53m ago•0 comments

Amazon plans to start selling Trainium AI chips outside AWS

https://twitter.com/wallstengine/status/2115933466361753652
3•krembo•55m ago•0 comments

GDPx: The General Agentic Benchmark

https://gdpx.semianalysis.com/
1•giuliomagnifico•58m ago•0 comments

FreeToken: Datacenter-class intelligence on the hardware you own

https://arxiv.org/abs/2608.16157
2•lioeters•1h ago•1 comments

We have lift off: building a Gemini server in Python

https://www.willmunn.xyz/gemini/python/2026/10/16/we-have-lift-off.html
1•will_munn•1h ago•0 comments

9 dead after Learjet crashes in Florida

https://nypost.com/2026/11/01/us-news/2m-learjet-60-crashes-near-palm-beach-florida/
2•metadat•1h ago•0 comments

Show HN: AI System Design Primer

https://github.com/daneb/ai-system-design-primer/
1•danebalia•1h ago•0 comments

Resolving 3-SAT in Linear Time via Macro-Switch Implication Graphs

https://zenodo.org/records/23855969
1•RudraCS•1h ago•0 comments

Future of Software

https://blog.ianhsiao.me/future-of-software-ii
2•_mad_eye_•1h ago•0 comments

Httpd 2.4

https://downloads.apache.org/httpd/CHANGES_2.4
1•lsferreira42•1h ago•0 comments

My first open-source service reached its first 20 stars on GitHub

https://github.com/embedcatalog/embedcatalog
1•aanthonymax•1h ago•1 comments

The Little Book of Semaphores

https://greenteapress.com/wp/semaphores/
2•dboon•1h ago•0 comments

What Does Your Data Reveal About Sports Betting Apps? Help ProPublica Find Out

https://projects.propublica.org/sports-betting-uploader/
2•toomuchtodo•1h ago•0 comments

Midgarth Quest. Browser-Playable Mmorpg Written by AI

https://midgarth.quest/
1•anacrolix•1h ago•1 comments