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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)

Video Is a Playable Shooter Game [video]

https://www.youtube.com/watch?v=XW_bGXwfklI
1•smusamashah•2m ago•0 comments

Mac, out loud – text to speech with open models. No cloud, no analytics

https://sayit.sh/
1•lumannnn•2m ago•0 comments

Pessimist's Guide to the Next 10 Years (2010)

https://nextnature.org/en/magazine/story/2010/douglas-coupland-a-radical-pessimists-guide-to-the-...
1•FromHoiPolloi•3m ago•1 comments

Testing the effectiveness AI peer review

https://www.paullitvak.com/p/how-well-does-ai-peer-review-work
1•qsi•3m ago•0 comments

A WebMCP Interface

https://blog.cloudflare.com/webmcp/
1•nashashmi•4m ago•0 comments

Data Center Construction Monitoring from Satellite Imagery

https://datacenterbuildout.com/
1•jonbaer•4m ago•0 comments

There's a dungeon under this blog

https://blog.lvmbdv.dev/posts/theres-a-dungeon-under-this-blog/
1•mrtz•5m ago•0 comments

Cursor Router chooses the right model for the task

https://cursor.com/blog/how-cursor-router-works
1•kiyanwang•7m ago•0 comments

P: Safe asynchronous event-driven programming

https://dl.acm.org/doi/10.1145/2499370.2462184
1•Bluestein•8m ago•0 comments

Hunger stones, wrecks and bones: Europe's drought brings past to surface

https://www.theguardian.com/world/2022/aug/19/hunger-stones-wrecks-and-bones-europe-drought-bring...
1•sylvainkalache•8m ago•0 comments

FFmpeg Compiler?

2•danielszm•10m ago•1 comments

Samsung Galaxy Tab vs. iPad: Complete Buying Guide for 2026

https://www.analyticsinsight.net/phones/samsung-galaxy-tab-vs-ipad-complete-buying-guide-for-2026
2•swarnamukhi•12m ago•0 comments

Locating a livestream using background thunder sounds [video]

https://www.youtube.com/watch?v=SnbkIm56TfI
1•perching_aix•13m ago•0 comments

Show HN: Get a top Hacker News item with summary on every new tab

https://chromewebstore.google.com/detail/hacker-space/pmlajlgklmgabkhammfolkgkeghamjnn
1•KitN•13m ago•0 comments

Nvidia's Risky Business

https://stratechery.com/2026/nvidias-risky-business/
2•jonbaer•14m ago•0 comments

Show HN: Pi-Yahe: Yet Another Herdr Extension

https://github.com/marv1nnnnn/pi-yahe
1•marv1nnnnn•15m ago•0 comments

Swift-Node: Write Node.js Native Modules in Swift

https://github.com/biw/swift-node
1•biwills•15m ago•0 comments

Pi's AgentHarness: From an In-Process Loop to a Durable Runtime

https://github.com/earendil-works/pi/tree/main/packages/agent/docs
1•acmerfight•18m ago•0 comments

More than 10 firms pay up to $100k a month for access to Truth Social posts

https://www.bbc.com/news/articles/ce3q5nxpgk1o
2•whosgotch•19m ago•0 comments

Show HN: Ungate – use Claude and GPT subscriptions in Cursor without API costs

https://github.com/orchidfiles/ungate
1•theorchid•20m ago•0 comments

Gödel, Escher, Elisp: The Beauty of Macros

https://www.chiply.dev/post-elisp-macros-are-beautiful
1•signa11•25m ago•0 comments

2,500 Companies and 434,000 Pipelines Exposed – Largest AI Supply Chain Breach

https://www.cloudsek.com/blog/ai-supply-chain-breach-2500-companies-434000-cicd-pipelines
2•root-parent•27m ago•0 comments

Show HN: OpenClimbing v2.0 – OSM+Wikimedia climbing guide

https://www.openstreetmap.org/user/jvaclavik/diary/409174
2•jvaclavik•28m ago•0 comments

Show HN: Claude Code and Codex usage screen for TRMNL X e-ink

https://github.com/stared/trmnl-x-claude-codex
2•stared•32m ago•0 comments

Lessons from Building Loon's Stratospheric Communications Service [pdf]

https://storage.googleapis.com/x-prod.appspot.com/files/The%20Loon%20Library.pdf
1•courtcircuits•32m ago•0 comments

Quasipolynomial Cryptanalysis of the McEliece Cryptosystem

https://eprint.iacr.org/2026/1630
1•adgjlsfhk1•33m ago•0 comments

Ursula: Durable streams over plain HTTP, backed by S3

https://ursula.tonbo.io/
1•Palmik•35m ago•0 comments

London Underground begins scanning passengers' faces

https://www.btp.police.uk/news/btp/news/england/btp-expands-live-facial-recognition-lfr-trial-int...
5•BlueBerry2001•36m ago•3 comments

Junkyard Jumbotron: combine many displays into a single, large virtual display

https://github.com/mitmedialab/Junkyard-Jumbotron
2•thunderbong•38m ago•0 comments

Ask HN: Will Claude watermarking hurt your SEO? (I guess for sure it wont help)

1•seky•39m ago•2 comments