Productivity1 month ago
Shakeel's Diagonal & Offset Calculator
Calculate diagonals and offsets for framing, layout, and construction projects.
@ShakeelBinAbdul · X
Check out what I just built with Lovable!
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Calculate diagonals and offsets for framing, layout, and construction projects.
@ShakeelBinAbdul · X
Check out what I just built with Lovable!
Math toolkit for students: solve conversions, geometry, algebra, and trigonometry with step-by-step formula explanations.
@DullyAq · X
Check out what I just built with Lovable!
A premium geography arcade wrapped around a living 3D globe. Daily puzzles, fog-of-war discovery, and a dozen hidden-information game modes — flags, capitals, country shapes, and m
@asta_libe · X
Compute arbitrary digits of pi in your browser and locate your birthday within them.
loveleyla2013 · V2EX
在线求 π 任意位的小工具，可以查到你的生日在 π 的多少位 ## 网页： https://roy2100.github.io/pi-calculator - 纯本地计算，用的 GMP 的 wasm 版本 - 如果你在网站上计算 PI 的 10000 位，理论上可以找到你的 4 位数生日 - 如果你在网站上计算 PI 的 1,000,000 位，理论上可以找到你的 6 位数生日 - 有兴趣的可以试试，还可以测试你的 CPU 单核性能 <img src="https://i.imgur.com/O9fTtni.jpeg" hight="200"></img>
Guess the time and location from AI-generated images to test your geography knowledge.
TimeGuessr — 给你一张图片，让你猜测图片发生的时间和地点。我们把 Timeguessr 的玩法原封不动地搬了过来，只是把图库换成了另一批“假照片”——全部由 AI 生成的过去 50 年里可能发生的瞬间
Add countries to an interactive map to see how the Mercator projection distorts their shapes.
@DamianGuzierowi · X
Interactive 3D visualization showing step-by-step derivation of Euler's identity e^{iπ} + 1 = 0.
@Sabrina7772 · X
I built my first app with Grok Build and had a lot of fun making it. It’s a little interactive lab for e^{iπ}+1=0. You start at 1, turn halfway around the circle, land on −1, then add 1 — and you can actually see why the equation works. Code: Any feedback is appreciated
Browser-based reverse geocoding tool that converts coordinates to addresses without a server.
nyatla · HN
Serverless reverse geocoding for WebMCP, ESP32, and RP2040
Convert any address into geometry literals for MySQL, Postgres, WKT, or GeoJSON.
@samuel_boyle_ · X
Feels good to build something to solve a problem you found yourself dealing with
Analyze and visualize geospatial data, calculate distances, and process bulk CSV files with online GIS mapping tools.
@JanasSebastian · X
Draw on satellite or street maps to measure land, lots, fields, and roofs. Get instant area, distance, and perimeter. Free, no sign-up.
@codenologia · X
