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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)

Walnut: A GitHub and Railway Alternative

https://walnut.sh
1•bgwmj•2m ago•1 comments

Anthropomorphic Misalignment research needs stronger evidence

https://www.lesswrong.com/posts/bJcR3yP2avGFuMxyq/anthropomorphic-misalignment-research-needs-str...
1•joozio•8m ago•0 comments

The Trillion-Dollar Borrowing Binge Lifting the Stock Market to Risky Heights

https://www.wsj.com/finance/investing/financial-fraud-paul-regan-9b020a8f
1•JumpCrisscross•12m ago•0 comments

Soumitra Dutta – Expert in Global Innovation and Technology Strategy

https://itif.org/person/soumitra-dutta/
1•davidwilliam26•16m ago•0 comments

Stop cherry-picking, start merging

https://devblogs.microsoft.com/oldnewthing/20180312-00/?p=98215
1•ankitg12•20m ago•0 comments

Everiot - A Modern, Minimal Imageboard, Inspired by 4chan and Reddit

https://everiot.org/
1•gaurana•20m ago•1 comments

Masked Nocturnal Hypertension and Hidden Organ Risk: A Systematic Review

https://www.cureus.com/articles/506093-masked-nocturnal-hypertension-and-hidden-organ-risk-a-syst...
1•bryanrasmussen•21m ago•0 comments

My main Android phone is now 99% Google free

https://simondalvai.org/blog/google-free-android/
1•nosky•21m ago•0 comments

Rural India is different at every level

https://ruralindiaonline.org/
1•grajmanu•25m ago•0 comments

AI Value Capture

https://newsletter.semianalysis.com/p/ai-value-capture-the-shift-to-model
1•nl•28m ago•0 comments

Vibe-Trading: Your Personal Trading Agent

https://github.com/HKUDS/Vibe-Trading
2•grajmanu•29m ago•0 comments

SVG Recolor Tool – Change Color of SVG Online – Free Color Tool

2•freecolortool•30m ago•0 comments

Unifi Network 10.5

https://blog.ui.com/article/introducing-network-10-5
1•janandonly•32m ago•0 comments

After 80 Years, Mathematicians Give Famed 'Erdős Method' an Upgrade

https://www.quantamagazine.org/after-80-years-mathematicians-give-famed-erdos-method-an-upgrade-2...
2•anujbans•32m ago•0 comments

Show HN: Dotdotduck – open-source Web Agent SDK

https://github.com/PerhapxinLab/dotdotduck
2•Lin_Kuei-Kuei•33m ago•0 comments

Replacing Systemd with OpenRC in Debian

https://danielcordova.me/blog/debian-openrc/
2•nogajun•33m ago•0 comments

Greece's Parthenon gets a facelift, revealing a look not seen for 220 years

https://apnews.com/article/greece-acropolis-restoration-parthenon-tourism-da06640fcd747498613d31b...
1•divbzero•34m ago•0 comments

Cybersecurity by the Book

https://www.justus.pw/posts/2026-06-29-cybersecurity-by-the-book.html
2•justusw•38m ago•0 comments

F-Droid and the Future of Open-Source Android; an Interview with DocWolle

https://gardinerbryant.com/f-droid-and-the-future-of-open-source/
1•thunderbong•38m ago•0 comments

Vincent Chan: Inside PayPal (2010)

https://paulgraham.com/paypal.html
1•downbad_•38m ago•0 comments

Ask HN: How do I find first paying users for my app?

2•enlightpixel•42m ago•1 comments

Europe's record heat has overwhelmed Paris mortuaries; left families in distress

https://apnews.com/article/france-europe-heat-wave-weather-climate-change-a9095af72d14cfdd9ca4363...
1•petethomas•45m ago•0 comments

CPJ undertakes review of documentation of journalists killed in Israel-Gaza war

https://cpj.org/2026/06/cpj-undertakes-review-of-its-documentation-of-journalists-killed-in-israe...
2•EvgeniyZh•46m ago•0 comments

Tensordyne Converts AI Matrix Math to Logs to Crank Up Inference Oomph

https://www.nextplatform.com/compute/2026/06/16/tensordyne-converts-ai-matrix-math-to-logs-to-cra...
1•peter_d_sherman•46m ago•1 comments

Show HN: Spire

https://spire.synov8studio.com
1•synov8studio•47m ago•0 comments

WSL Container – Linux Containers on Windows

https://learn.microsoft.com/en-us/windows/wsl/wsl-container
1•makeramen•51m ago•0 comments

Static Analysis for Markdown

https://www.npmjs.com/package/markdownlint
1•ankitg12•57m ago•0 comments

LAUSD's screen ban sets new milestone in tech backlash

https://districtadministration.com/article/lausds-screen-ban-sets-new-milestone-in-tech-backlash/
2•the-mitr•57m ago•1 comments

Category-Theoretic Comparative Framework for Artificial General Intelligence

https://arxiv.org/abs/2603.28906
2•measurablefunc•58m ago•0 comments

Show HN: Chappie – Direct Desktop Search and macOS Control

https://chappie.a10z.co
2•adamschwartz•1h ago•0 comments