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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 Great Moon Hoax of 1835: Where "Fake News" Began

https://www.openculture.com/2026/06/the-great-moon-hoax-of-1835-where-fake-news-began.html
1•Brajeshwar•12s ago•0 comments

A Dusty Gaming PC and a 2AM Basement Spiral

https://www.droppedasbaby.com/posts/hl1/
1•offbyone42•30s ago•0 comments

Protecting Supabase projects from NPM supply chain attacks

https://supabase.com/blog/protecting-your-supabase-projects-from-npm-supply-chain-attacks
1•andrewstetsenko•30s ago•0 comments

My Advertising Is So Efficient It No Longer Works (2017) [video]

https://www.youtube.com/watch?v=ZtCG-Jo51d4
1•1317•3m ago•0 comments

Steam Machine Vs $770 Gaming Laptop [video]

https://www.youtube.com/watch?v=7wVPRVjxm1I
1•joe_mamba•3m ago•0 comments

Masayoshi Son dismisses Musk's idea for orbital data centers

https://www.japantimes.co.jp/business/2026/06/23/companies/softbank-dismissal-musk-idea-data-cent...
2•mudil•4m ago•0 comments

Being introverted isn't an excuse to be socially inept

https://harsehaj.substack.com/p/being-introverted-isnt-an-excuse
1•harsehaj•5m ago•0 comments

Micron locks in historically high memory prices for five years

https://www.theregister.com/systems/2026/06/25/micron-locks-in-historically-high-memory-prices-fo...
1•dmitrygr•5m ago•0 comments

Europe and North Africa are getting their first undersea power link

https://electrek.co/2026/06/25/europe-and-north-africa-are-getting-their-first-undersea-power-link/
1•Bender•5m ago•0 comments

CATL chief: solid-state batteries at 'level 4 of 9,' no leap until 2030

https://electrek.co/2026/06/25/catl-solid-state-battery-level-4-2030/
1•Bender•6m ago•0 comments

Decoupling Compute and Memory for Async GPUs

1•yiyingzhang•6m ago•1 comments

Show HN: Vectordb benchmark – cost (e.g..turbopuffer vs. Zilliz vs. Pinecone

https://zilliz.com/vdbbench-leaderboard-v2
1•Fendy•6m ago•0 comments

Show HN: Ocean Observatories Initiative Data Explorer

https://oceanobservatories.app/
1•keegandonley•6m ago•0 comments

Wyoming Outhouse Expert Says Retrieving Sunglasses from Vault Toilets Bad Idea

https://cowboystatedaily.com/2026/06/24/wyoming-outhouse-expert-says-retrieving-sunglasses-from-v...
1•Bender•7m ago•0 comments

Against Ethical AI

https://theliteratewoman.substack.com/p/against-ethical-ai-cb5
1•michaelsbradley•8m ago•0 comments

Linux Cache Aware Scheduling Extended for Better Performance: 360% in MySQL

https://www.phoronix.com/news/Extended-Cache-Aware-Sched
2•dabinat•9m ago•0 comments

Cyaml, a portable YAML 1.2 parser in C11

https://github.com/andrewmd5/cyaml
1•dboon•10m ago•0 comments

Remote Control for LG TV

https://play.google.com/store/apps/details?id=remotecontrol.lgwebos.tv&hl=en_US
1•utilist•10m ago•0 comments

Meta forced engineers into AI training. Now it's giving some a way out

https://www.businessinsider.com/meta-lets-engineers-leave-ai-training-unit-after-mass-reassignmen...
4•samaysharma•12m ago•0 comments

Show HN: Top' for Redis Using eBPF

https://github.com/yeet-src/redissnoop
2•ok_major_9889•12m ago•0 comments

Direct I/O for Cassandra Compaction: Cutting p99 Read Latency by 5x

https://lightfoot.dev/direct-i-o-for-cassandra-compaction-cutting-p99-read-latency-by-5x/
1•tanelpoder•12m ago•0 comments

Repositioning Retail for the AI Era

https://www.technologyreview.com/2026/06/25/1137848/repositioning-retail-for-the-ai-era/
1•joozio•13m ago•0 comments

The State of the AI Economy

https://www.exponentialview.co/p/the-state-of-the-ai-economy
1•hunglee2•15m ago•0 comments

Updated Xbox Console Prices

https://news.xbox.com/en-us/2026/06/25/xbox-console-price-update/
3•0xedb•15m ago•0 comments

Cellebrite said it cut off Russia, but Russia used its tools anyway

https://techcrunch.com/2026/06/25/cellebrite-said-it-cut-off-russia-but-russia-used-is-tools-anyway/
3•Brajeshwar•15m ago•0 comments

Show HN: Better PDF Presentations (+Typst)

https://presio.xyz
1•armstrongb•17m ago•0 comments

How we made WINDOW JOIN parallel and vectorized

https://questdb.com/blog/window-join-parallel-vectorized/
1•tosh•19m ago•0 comments

AOL was down (1996) (2026)

https://ngrok.com/blog/aol-was-down-1996
3•birdculture•19m ago•0 comments

Carl de Marcken: Inside Orbitz (2001)

https://www.paulgraham.com/carl.html
1•wglb•19m ago•0 comments

Genetic diversity of late Neanderthals in northwestern Europe

https://www.nature.com/articles/s41586-026-10625-1
2•Jimmc414•19m ago•0 comments