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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)

The impressive AI demo is dead. Here's what reaches production

https://thenewstack.io/ai-production-data-problem/
1•Brajeshwar•39s ago•0 comments

Mystery behind Moana: After 1,700 years, why did Polynesians suddenly sail east?

https://theconversation.com/the-real-mystery-behind-moana-after-1-700-years-why-did-polynesians-s...
1•pseudolus•2m ago•0 comments

People keep sneaking into an empty IBM campus. This town has had enough

https://www.msn.com/en-us/news/crime/people-keep-sneaking-into-an-empty-ibm-campus-this-town-has-...
1•smurda•4m ago•0 comments

Anthropic found a hidden space where Claude puzzles over concepts

https://www.technologyreview.com/2026/07/09/1140293/anthropic-found-a-hidden-space-where-claude-p...
1•pseudolus•6m ago•0 comments

Understanding the Odin Programming Language

https://odinbook.com/
2•AlexeyBrin•12m ago•0 comments

Insights

https://cursor.com/insights
1•shahargl•12m ago•0 comments

Paris is harnessing the Seine to replace air-con

https://www.theguardian.com/environment/2026/jun/26/underground-revolution-seine-cooling-network-...
1•giuliomagnifico•13m ago•0 comments

'They Don't Need People': The Workers Left Behind by China's Robot Drive

https://www.nytimes.com/2026/07/11/world/asia/china-workers-robots-factories.html
1•jhonovich•18m ago•0 comments

Show HN: Avoid codebase sloppification and AI-generated spaghetti code

https://github.com/lambda-alpha-labs/Graphenium
2•Graphenium•21m ago•0 comments

Speculative Agents Need a Commit Boundary

https://www.differentiated.io/blog/speculative-agents-need-a-commit-boundary
1•marcelmarais•23m ago•0 comments

How to Write an Effective Software Design Document

https://refactoringenglish.com/excerpts/write-an-effective-design-doc/
1•mtlynch•24m ago•0 comments

Unauthenticated RCE in Motorola's MR2600 Router

https://mrbruh.com/motorola/
3•MrBruh•28m ago•0 comments

How a throwback to 2006 took down Telstra's national phone network

https://www.theguardian.com/australia-news/2026/jul/10/2006-throwback-took-down-telstra-national-...
1•MrBruh•28m ago•0 comments

Using a Highly Dynamic Language for Development [pdf]

https://github.com/Shinmera/talks/blob/master/gic2021-highly-dynamic/paper.pdf
1•sph•28m ago•0 comments

Yt-Dlp Sequence Diagrams

https://app.ilograph.com/demo.ilograph.yt-dlp/Download%2520a%2520YouTube%2520Video
2•billyp-rva•30m ago•0 comments

AI rebrands fail to deliver a lasting share price boost

https://www.ft.com/content/07fa9ce9-ac21-484c-a57c-078b0bb0fd3b
3•sbulaev•31m ago•0 comments

Hourly Billing Encourages Lying

https://orchidfiles.com/hourly-pay/
1•theorchid•33m ago•1 comments

Improving PlantVillage Dataset: How I Solved Background Bias

https://www.kaggle.com/discussions/general/724375
2•The_Architect_•34m ago•0 comments

An unusual way to recommend a Linux distro

https://www.youtube.com/watch?v=_iTTRI6mIH4
1•ashitlerferad•34m ago•0 comments

Scientists Solve Mystery of Bizarre 'Alien Megastructure' Star

https://www.404media.co/scientists-solve-mystery-of-bizarre-alien-megastructure-star/
2•Brajeshwar•38m ago•0 comments

Agent Data Injection: Arbitrary Click Attack Against Web Agents

https://compsec.snu.ac.kr/blog/agent-data-injection
5•cw00h•42m ago•0 comments

The Clawd Grip: breaking free from Logitech G HUB

https://louisabraham.github.io/articles/clawd-grip
1•Labo333•43m ago•0 comments

Lindsey Graham dies at 71 after sudden illness

https://www.cnn.com/2026/07/12/politics/sen-lindsey-graham-dies-at-71-hnk
2•kilroy123•43m ago•1 comments

Stop Memorizing Design Patterns: Use This Decision Tree Instead

https://medium.com/womenintechnology/stop-memorizing-design-patterns-use-this-decision-tree-inste...
1•bmacho•44m ago•1 comments

Why Cursor Is the Most Practical Choice for Beginners in Agentic Coding

https://calcrecipe.com/en/workshop/6
1•wsdn•46m ago•0 comments

Jj v0.43.0 Released

https://github.com/jj-vcs/jj/releases/tag/v0.43.0
3•birdculture•48m ago•0 comments

FreeCAD: New Addon; Banana for Scale

https://blog.freecad.org/2026/07/12/new-addon-banana-for-scale/
2•Klaster_1•48m ago•0 comments

Morosx MX88 Manet [video]

https://www.youtube.com/watch?v=yFxEGkT_pfw
1•marklit•52m ago•0 comments

Waldi: A quiet place to write, and to be read

https://github.com/waaldev/waldi
1•waaldev•53m ago•0 comments

AI backlash hits university: laptops and phones banned for law students

https://www.foxnews.com/media/ai-backlash-reaches-major-university-bold-ban-laptops-phones-students
3•01-_-•55m ago•0 comments