note

横浜園芸博の通期パスでえらい目にあったので、なんとかした話(顔写真)

皆さま、万博は好きですか？私は大好きです。 大阪在住の私ですが、次の横浜園芸博も通期パスを買って、少なくとも6回以上は行く気マンマンです。 通期パスの罠 そんな私が痛恨のミス ...
Slate

The Arms Race in Space Is Just Beginning

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Scientific American magazine

AI may have just solved a million-dollar math problem. The field will never be the same

Today may go down as the biggest day in math in at least two decades, if not far longer. In a development that crystallizes an existential shift in humankind’s oldest intellectual discipline, ...
blog.csdn

Math.floor与四舍五入的误区：JavaScript取整方法详解与避坑指南

文章浏览阅读36次。 JavaScript开发中，数值取整是高频基础操作，但Math.floor、Math.round、Math.ceil等方法的细微差别常被忽视，尤其在负数与浮点精度场景下容易埋下隐藏bug。 理解向下取整的本质，掌握不同取整方法的适用边界，是写出健壮业务代码的关键。
blog.csdn

别再乱用Math.floor！一文搞懂JS取整与金额计算精度陷阱

本内容遵循CC 4.0 BY-SA版权协议 上次帮一个做电商系统的朋友排查对账问题，商品单价84.99元，用户下单2件，页面清清楚楚提示“应付169.98元”，结算记账却是169.00元。单价差0.98元，听着不多 ...
Slate

The Case for Letting High Schoolers Goof Off

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quantumzeitgeist

OpenAI’s GPT-6 Astra masters advanced math, scores 98% on FrontierMath

OpenAI’s GPT-6 Astra has achieved a 98% score on the challenging FrontierMath Tier 4 benchmark, demonstrating an ability to master advanced mathematics and apply that skill to solve previously ...