
Free Online Calculators for Finance, Health & Math | RealCalculators
RealCalculators 提供 48 个免费在线计算器,涵盖财务、健康、数学和日常需求。
@avinashraj61815 · X
i vibe coded this week
完整作品展
技术栈
60 projects

RealCalculators 提供 48 个免费在线计算器,涵盖财务、健康、数学和日常需求。
@avinashraj61815 · X
i vibe coded this week

通过12道题目评估你的Praxis 5001准备情况,找出薄弱领域。
@7Sk2n5E8hK98730 · X

探索数学曲线、分形、对称和拓扑的交互式可视化。
@vkuoo · X
Added more demos showcasing graph-math relationships, built with Codex.

通过解数学或编程谜题来屏蔽干扰网站,戒除拖延
hackitup7 · HN
TLDR built a Chrome site blocker that lets you into distracting sites only after you do some math or simple coding (JS only right now). Direct link to extension (the site just gives you more context): https://chromewebstore.google.com/detail/sphinx-earn-your-di... Philosophically it's a speed bump rather than a hard gate, because you'll eventually tear a gate down but you'll leave a speed bump. I've always eventually removed site blockers, or just had them become a nuisance that I reflexively dismiss before getting to distracting sites. Site blockers don't really reduce the "start navigating to a distracting site" muscle memory, and they eventually just become annoying. Dopamine is a hell of a drug. At the same time, I've been getting frustrated that my intermediate/advanced math skills have atrophied, and becoming more senior in my career (plus AI...) has caused my coding skills to atrophy even further. Realistically I'm not going to force myself to do math or coding exercises aft

Compare 50+ perp DEXs in one place — live volume, open interest, funding rates, fees, price arbitrage and best execution routes. Hyperliquid, Lighter, Aster, Nado, dYdX and more.
@cryppimagic · X
中国的朋友们,大家好。我很喜欢看你们在 X 上发的内容。 想跟大家分享一下,我做了一个完全免费(无任何限制)的套利扫描工具,覆盖 45 家 Perp DEX 和 CEX


使用 OCR 读取账单,与朋友计算公平分摊,完全浏览器私密。
@shad1126 · X
Vibe coded this last weekend and tried this today with some friends. Works like a charm so sharing whoever wants to use - 🎉 No backend, no API calls to AI agents/Claude/ChatGPT, etc. Pure OCR and basic arithmetic. Fully private in your browser! Go wild!!

在 DROP 创建私密俱乐部发布你的作品并管理付费会员。
@chenzhangreal · X

计算会议和项目的真实成本,了解它们对公司的实际影响。
@mafaldateles_ · X
My first web app is out! I built a tiny tool to help answer a simple question: could that meeting have been an email? You decide.

用稳定假名在私密讨论中获得诚实反馈。
@wheesperapp · X
I built Wheesper to help people speak honestly without losing the context of a real conversation. It evolved from anonymous feedback into private, threaded discussions with stable pseudonyms and moderation controls. Check it out

ATLANIZE用AI搜索发现和整理研究论文,构建您的阅读列表。
u/rahmanbite · Reddit
Read research papers is funny but find the right one is challenging If I want read a research papers always time consuming: - visit the repository - start bunch of filters - download PDF, read it.. - then what next? reading history missing.. Why not use excel to save the link? this work again, I'm not happy :( and... how to make sure I read paper properly? no test, no judging.. right? Why not AI papers finder tools like SciSpace, Elicit or something like that? Again.. to

Free private finance tools: stress-test your portfolio against Fed rate hikes, project retirement savings with compound growth, and calculate your FIRE number. 100% browser-based —
@Big_Fin_Art · X