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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)

Tungsten – an expressive, fast programming language

https://tungsten-lang.org/
1•jeffpeterson•1m ago•0 comments

Mapping with In-Memory Layers to Reduce LLM Overload

https://ridgetext.com/blog/mapbox-llm-composition
1•Buckwheat469•2m ago•0 comments

Jellyfont: Visual Search Engine for Fonts

https://www.jellyfont.xyz/
2•lcutner•4m ago•0 comments

Drone Autonomy Crash Course

https://www.cggonzalez.com/blog/index.html
1•cgg1•6m ago•0 comments

The Quest to Make Humanoid Robots Safe Enough for Humans

https://www.wsj.com/tech/the-quest-to-make-humanoid-robots-safe-enough-for-humans-4887c123
1•bookofjoe•15m ago•1 comments

Recovering garbled Bitcoin addresses (2024)

https://purplesyringa.moe/blog/recovering-garbled-bitcoin-addresses/
1•zX41ZdbW•16m ago•0 comments

AI Authentication and Authorization

https://fusionauth.io/articles/ai/ai-authentication-authorization
1•mooreds•17m ago•0 comments

The Ugly Phase

https://trishagee.com/2026/07/04/the-ugly-phase/
1•mooreds•18m ago•0 comments

Mantissa, a distributed workload orchestration system

https://mantissa.io/blog/init/
1•artursapek•20m ago•0 comments

Scientists discover a surprising link between Vitamin C and brain health

https://www.sciencedaily.com/releases/2026/06/260626030428.htm
1•OutOfHere•27m ago•0 comments

Ask HN: When will the stock market crash?

2•roschdal•33m ago•2 comments

DeFi yield comparison, read before depositing

https://hduynam99.substack.com/p/how-to-find-the-best-defi-yield
1•hoangthuytrang•36m ago•0 comments

Birdsong data from Merlin ID app to help global biodiversity project

https://www.theguardian.com/environment/2026/jul/04/merlin-app-birdsong-identification-ebird-biod...
2•andsoitis•37m ago•0 comments

Microsoft Copilot OS revealed in LEAKED video: built on Copilot and agentic AI

https://www.windowscentral.com/microsoft/windows-11/microsoft-copilot-os-revealed-in-leaked-video...
1•type0•38m ago•0 comments

Tell HN: Megalodon.jp is faster than archive.today and doesn't require reCAPTCHA

1•Cider9986•39m ago•0 comments

Out-of-core LLM inference engine written from scratch in Rust

https://github.com/Vage91/Kortex
1•Vage91•40m ago•0 comments

Simulation Game: Can you Terraform Mars?

https://www.nature.com/immersive/d41586-026-01978-8/index.html
1•cybermango•43m ago•0 comments

Tool that stops iCloud from eating your Mac's SSD

https://github.com/rexbrahh/icloud-guard/tree/main
3•rexbrahh•43m ago•1 comments

I just tired of killing AI slop

https://www.surgeos.app/
1•yernururu•45m ago•1 comments

RFC: Stopping runaway AI agent spend with atomic budget reservations

https://github.com/iamapsrajput/agent-budget-protocol/blob/main/RFC.md
1•iamapsrajput•46m ago•0 comments

Freedom from NPM. Happy 4th

https://www.npmjs.com/package/donobu
2•vasusen•48m ago•1 comments

Check my temp mail with 18 custom domain

https://mytempmail.pro
1•Asdfghjkkzxcv•49m ago•0 comments

Cells, boundaries, and the emergence of biological order

https://www.embl.org/news/science-technology/cells-boundaries-and-the-emergence-of-biological-order/
1•hhs•50m ago•0 comments

Mystery of India's red-haired child unlocks hidden colour genes

https://www.nature.com/articles/d44151-026-00124-7
3•cybermango•51m ago•0 comments

Peekdiff – review GitHub PRs without the diff touching my server

https://peekdiff.codebyram.dev
1•sriram-52•51m ago•0 comments

Jellyfish can heal wounds in minutes. Scientists want their secrets

https://www.mbl.edu/news/jellyfish-can-heal-wounds-minutes-scientists-want-their-secrets
2•hhs•52m ago•0 comments

FlashAttention-4: Algorithm and Kernel Pipelining Co-Design

https://research.colfax-intl.com/flashattention-4-algorithm-and-kernel-pipelining-co-design-for-a...
1•skidrow•53m ago•0 comments

New bacterial species discovered in NASA's cleanrooms

https://www.nature.com/articles/d44151-025-00219-7
6•cybermango•54m ago•1 comments

Toward Better Hip Kernel Generation for AMD GPUs

https://scalingintelligence.stanford.edu/blogs/hipkernels/
1•skidrow•54m ago•0 comments

Researchers affirm long-held belief that viruses can trigger Parkinson's disease

https://stories.tamu.edu/news/2026/06/29/researchers-affirm-long-held-belief-that-viruses-can-tri...
2•hhs•55m ago•0 comments