Search Articles — Sudonull

https://sudonull.com/arrays-and-cache-o-1-access-optimization

We analyze why sequential access to arrays is 7–10 times faster than random. Benchmarks of strides, matrices, AoS/SoA. Acceleration up to 10× for middle/senior dev.

https://sudonull.com/arraybuffer-memory-management-in-js-tricks

Speed up the release of large ArrayBuffer in JavaScript using MessageChannel and Worker. Peak memory reduction up to 310 MB in Chrome. Code, benchmarks, compatibility for middle/senior dev.

https://sudonull.com/dynamic-arrays-memory-and-performance-optimization-for-developers

Practical strategies for optimizing dynamic arrays: exponential growth, memory reservation, capacity management. Learn how to avoid reallocations and speed up code.

https://sudonull.com/type-safe-php-arrays-4x-speed

Accelerating sbwerewolf/language-specific library by 4 times. Benchmarks against wplake/typed, code examples of chainable API. For PHP developers: readability vs performance. Study the optimizations.

https://sudonull.com/double-argsort-for-ranks-of-numpy-arrays

Figure out why argsort(argsort(x)) gives element ranks. Full mathematical proof, code examples, and comparison with rankdata. For data scientists and ML engineers.

https://ymaho.com/brain-computer-interface-for-super-precise-brain-surgery-johns-hopkins-test

Johns Hopkins scientists tested a temporary BCI with 1000+ electrodes for brain mapping. Calibration in 20 minutes. Learn how the technology is changing neurosurgery.

https://ymaho.com/stanford-ai-predicts-sudden-cardiac-death-30-minutes-in-advance

ECG algorithm with 94% accuracy predicts fatal arrhythmia. Who loses billions in the defibrillator market and why Apple wins. Read analysis.

TemuThings - Reddit

https://www.reddit.com/r/TemuThings/

r/TemuThings: A safer place to swap clicks and/or hang out and talk about temu stuff. (VC is verified clicker MOD team takes some of the work out of…

Is temu safe : r/TemuThings - Reddit

https://www.reddit.com/r/TemuThings/comments/1cn1zla/is_temu_safe/

I've just gotten temu and heaps of my friends don't trust it, is temu a safe sight?

拼多多Temu正在大力招人，你们面试感受如何？ - 知乎

https://www.zhihu.com/question/562312081

2、Temu的发展其实有几个阶段，而且现在也没有完全确定下来，还处于不断的试错和摇摆中，第一阶段还是比较糜信国内的电商运营和出海经验，觉得在国内这么大量级用户都验证过的东西，所以无论是组建时期的国内拼多多老人，还是前期运营模式，基本上 ...

temu平台在2025年的个人小卖家还适合进入吗？ - 知乎

https://www.zhihu.com/question/11425869570

temu为了解决卖家发货难题，推出平台认证仓 二、什么是temu平台官方认证仓 就是经过TEMU平台官方认证，为卖家提供海外仓储、一件代发、退货换处理等核心业务的海外仓库。 海外仓通过平台认证后，其他temu卖家就可以在后台选择入驻合作对接仓。

PayPal on Temu : r/Scams - Reddit

https://www.reddit.com/r/Scams/comments/18pfo66/paypal_on_temu/

Dec 23, 2023 · I was about to purchase for the first time in Temu, and chose to pay through PayPal as I always do. I entered my email and password, but this time I received the verification code in a very weird format, “Your code is ******” (with these extra spaces).

Is Temu legit? Anyone get clothes from there? - Reddit

https://www.reddit.com/r/malefashionadvice/comments/15egmvq/is_temu_legit_anyone_get_clothes_from_there/

Jul 31, 2023 · What you do is absolutely up to you, but typically clothes at such a low price point like Temu mean corners were likely cut related to materials and labor. For labor especially this may mean absolutely atrocious working conditions.

Thoughts on TEMU beauty? : r/BeautyGuruChatter - Reddit

https://www.reddit.com/r/BeautyGuruChatter/comments/116t155/thoughts_on_temu_beauty/

Feb 20, 2023 · Hi, I’ve bought temu makeup and received it in PR. it’s classic private label makeup that you can get on AliExpress, shein, wish, ect ect. I liked 99% of what I got, regular eyeshadows were nice, some lip products were better than others, I hated the liquid blush I got. The brand novo is a legit brand and all their stuff is really good.

Is temu legit? : r/Moissanite - Reddit

https://www.reddit.com/r/Moissanite/comments/13dznnu/is_temu_legit/

May 10, 2023 · Asking "is Temu legit" is kind of like asking "is eBay legit" -- there will be some legit sellers and some sellers that are scammers. Temu is not like Macy's where it's one company selling everything, it's an online marketplace like Facebook Marketplace or Craigslist.

Is TEMU reliable? : r/AskACanadian - Reddit

https://www.reddit.com/r/AskACanadian/comments/15m9g63/is_temu_reliable/

Aug 9, 2023 · Temu is basically a Chinese spy app mining every single possible piece of a data and selling it back to the CCP. Avoid this app at all costs. Reply reply RampDog1 •

Has anyone tried filament from Temu? : r/3Dprinting - Reddit

https://www.reddit.com/r/3Dprinting/comments/17owq9e/has_anyone_tried_filament_from_temu/

true I've purchased things from Temu without any problems. But never any electronics. Just wondering about pla