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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)

35% Faster Than the Filesystem

https://www.sqlite.org/fasterthanfs.html
1•prakashqwerty•31s ago•0 comments

A new take on the Fermi paradox

1•danbmil99•43s ago•0 comments

Show HN: Followz – A simple RSS feed for the blogs of people you like

https://followz.vercel.app/
1•addy0001•1m ago•0 comments

Eject yourself from work with a little help from Codex

https://github.com/openai/redcard
1•prakashqwerty•4m ago•0 comments

A LoveLetter to Flash Animation [video]

https://www.youtube.com/watch?v=ggoEoBCpMAs
1•joeyjojo•11m ago•0 comments

Is hosting an open-source inference engine profitable?

https://userecurrence.ai/research/is-hosting-open-source-inference-profitable
1•Sheldon_fun•17m ago•0 comments

Project "Ares" – start to colonize Mars in 10 years, for a $42B budget

https://www.youtube.com/watch?v=wX00YRuLPDI
1•d_silin•21m ago•0 comments

Informed Choices: Gender Gaps in Career Advice

https://www.nber.org/papers/w35750
1•rohanm93•31m ago•0 comments

AI advisors debate your business decision in Claude Code

https://github.com/nateherkai/roast-room
2•dotmanish•32m ago•0 comments

Disc Image Studio Turns Blank CDs and DVDs into Laser-Etched Artwork

https://www.gizmoweek.com/disc-image-studio/
1•loog5566•38m ago•0 comments

X/Twitter Is Down

https://imgur.com/a/wc8QHNf
3•nomilk•38m ago•1 comments

Evaluating DeepSeek v4.1 Flash-1017 for loss of control and harmful manipulation

https://arxiv.org/abs/2610.35671
2•eunos•38m ago•0 comments

1.26M Data Center Satellites? Orbit Says No

https://blog.budget-engineer.com/space-data-centers-have-you-looked-up-lately
1•donohoe•39m ago•0 comments

Transitioning the Weather Prediction Center Super Ensemble

https://forecast.weather.gov/product.php?site=NWS&issuedby=WSH&product=PNS&format=ci&version=5&gl...
1•totetsu•39m ago•0 comments

Curtin, Rio Tinto Partner to Keep Cane Toads Out of Pilbara

https://www.miragenews.com/curtin-rio-tinto-partner-to-keep-cane-toads-out-1770919/
1•petethomas•40m ago•1 comments

Code-First Internal Tools vs. Low-Code in the Age of AI

https://openrun.dev/blog/code-first-internal-tools/
1•ajayvk•45m ago•0 comments

Scorigami

https://nflscorigami.com/
1•dieselgate•54m ago•0 comments

What can an LLM build with only 32 CPU instructions?

https://github.com/AlwaysFocus/picos
1•alwaysfocus•59m ago•1 comments

MVP for a WW2 FPS Written by AI

https://hng-production-47bb.up.railway.app/
1•josiahturnq•59m ago•0 comments

Electrochromic Smart Window with Transparent–Opaque Switchable Radiative Cooling

https://pubs.acs.org/nalefd/article-abstract/26/42/14732/5452052/Adaptive-and-Multicolored-Electr...
1•geox•59m ago•2 comments

Too Expensive to Exist

https://mapwriting.substack.com/p/too-expensive-to-exist
13•kitkut•1h ago•1 comments

Show HN: CheapGPT – a free local AI assistant powered by Chrome's Gemini Nano

https://www.predatorray.me/CheapGPT/
3•zetaplusae•1h ago•2 comments

New Fast Reactor Runs on Nuclear Waste

https://engineerine.com/nuclear-waste-fuel-reactor/
3•elcritch•1h ago•0 comments

Open Table Formats Explained

https://www.databricks.com/blog/open-table-formats
2•teleforce•1h ago•0 comments

Mass attempted replication of old findings of LLMs with new models

https://zou-group.github.io/llm-claims-shelf-life/
2•zirkonit•1h ago•0 comments

This Week in Plasma: An Avalanche of Performance Improvements and Bug Fixes

https://blogs.kde.org/2026/10/31/this-week-in-plasma-an-avalanche-of-performance-improvements-and...
3•flyaway123•1h ago•0 comments

Show HN: Theirshelf - HackerBooks, but for books mentioned by influential people

https://theirshelf.org
1•f18m•1h ago•0 comments

Median net worth of U.S. households under 35 fell 23% from 2022 to 2025 (real)

https://www.keepingup.com/benchmarks/net-worth/age-30-33
166•jpmulhausen•1h ago•62 comments

Show HN: Share agents and context across devices

https://smatt989.github.io/agentremote-site/
2•matthewslotkin•1h ago•0 comments

Djs: A JavaScript and ts engine for pi's codemode by earendil

https://earendil-works.github.io/djs/introduction.html
1•RebelPotato•1h ago•0 comments