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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)

Supervised Fire-and-Forget in Go

https://rednafi.com/go/supervised-fire-and-forget/
2•olexsmir•1m ago•0 comments

Teachers decry plan for humanoid robot in New York high school

https://www.theguardian.com/us-news/2026/jul/25/new-york-humanoid-robot-teachers-school
2•thomascountz•5m ago•0 comments

Ask HN: Anyone else experiencing insane token usage official Codex app GPT-5.6?

2•throwaway2027•6m ago•0 comments

Let Local LLMs Search the Web Without Burning 100k+ Tokens

https://medium.com/@marcbuilds/tinysearch-let-your-small-local-llm-search-the-web-without-burning...
2•MarcBuilds01•7m ago•0 comments

If another civilisation lived on Earth before us, would we know?

https://www.rnz.co.nz/news/world/801858/if-another-civilisation-lived-on-earth-before-us-would-we...
4•billybuckwheat•13m ago•1 comments

Show HN: OpenSlides – Open-source desktop app for animated code presentations

https://github.com/codewiththiha/OpenSlides
5•codewiththiha•16m ago•0 comments

An agent with write access to my files, and no way to send them anywhere

https://manazir.dev/work/mnzrbrain-secondbrain-part-two
1•mnzrdev•17m ago•0 comments

Tokenflation: When "Hi" triggers 33 tool calls

https://quesma.com/blog/tokenflation-when-hi-triggers-33-tool-calls/
2•jakozaur•22m ago•0 comments

MinHash – How to Find Similarity at Scale

https://spotintelligence.com/2023/01/02/minhash/
1•ankitg12•24m ago•0 comments

Source Code Grep: Use your own grep, but make it source code aware

https://github.com/m-manu/scgrep
1•m-manu•25m ago•1 comments

Show HN: ScreenFocus – keyboard focus follows the pointer across Mac displays

https://github.com/therohitdas/ScreenFocus
1•therohitdas•30m ago•0 comments

Choose Boring Technology

https://boringtechnology.club/
1•ustad•30m ago•0 comments

Show HN: VoiceScroll – a teleprompter that scrolls as you speak

https://www.voice-scroll.com
1•sangkwun•33m ago•0 comments

Best Window Air Conditioners of 2026: Midea, Zafro, GE

https://www.wired.com/gallery/best-window-air-conditioners/
2•joozio•35m ago•0 comments

Connection-Agnostic Presence Tracking for Stateless Distributed Back Ends

1•duckydude20•36m ago•0 comments

Show HN: Inflect TTS v2+ONNX, 9M/4M text-to-speech models running in the browser

https://inflect-tts.geronimo-labs.com
2•g58892881•39m ago•2 comments

Skateboarding Forum on Wood Quality

https://www.slapmagazine.com/index.php?topic=120409.0
2•marysminefnuf•40m ago•0 comments

Ask HN: Is Your Work Relaxing?

1•julienreszka•42m ago•0 comments

Sequentialising Parallel Moves

https://compiler.club/parallel-moves/
1•g0xA52A2A•47m ago•0 comments

Show HN: Mousecrack – Bypass agent mouse detection with deep learning

https://github.com/puffinsoft/mousecrack
2•G3819•51m ago•0 comments

Show HN: Pg_stat_ch, a Postgres extension to export every metric to ClickHouse

https://github.com/ClickHouse/pg_stat_ch
2•saisrirampur•56m ago•0 comments

WezTerm Config Guide

https://gilbertsanchez.com/posts/my-terminal-wezterm/
1•ankitg12•57m ago•0 comments

Stack Overflow for Agents

https://stackoverflow.blog/2026/06/10/announcing-stack-overflow-for-agents/
2•taubek•59m ago•0 comments

Show HN: LaunchRanks – Get actionable SEO steps for growing site authority

https://launchranks.com
1•NataliNy•1h ago•0 comments

Show HN: Record a click-through demo from a Markdown plan into one HTML file

https://github.com/justrinari/handoff
3•justrinari•1h ago•0 comments

Show HN: I built an AI that roasts GitHub profiles

https://gitroast-kappa.vercel.app/
3•hito20•1h ago•1 comments

Vision 50 Years Phone – Keeping old Android phones fast without root

https://github.com/50YearsPhone/vision-50-years-phone
6•mike5gao•1h ago•0 comments

Eve.dev: Next.js for Agents

https://eve.dev/
1•javiercr•1h ago•0 comments

Hans Moravec was right about AI

https://nymag.com/intelligencer/article/hans-moravec-interview.html
2•anath2•1h ago•0 comments

Watching Go's new garbage collector move through the heap

https://theconsensus.dev/p/2026/07/19/observing-gos-garbage-collector-old-and-new.html
2•ksec•1h ago•0 comments