&'a ::rynco::UntitledChannel
某个 SIMD 友好的文件分块算法 http://www.stringology.org/event/2019/p08.html
仔细读了一遍,这个算法确实有意思。
想要 SIMD 加速,于是拿连续的内存块放在同一个向量寄存器里面,然后对他们分别进行计算;但是这样会导致连续的内存被分配到了不同的数据块内,不能做到字节精度的分块。为了解决这个问题,他们又对向量寄存器进行同一条件的判断,连续 n 个 true 的后面就是切分点。
喵啊
想要 SIMD 加速,于是拿连续的内存块放在同一个向量寄存器里面,然后对他们分别进行计算;但是这样会导致连续的内存被分配到了不同的数据块内,不能做到字节精度的分块。为了解决这个问题,他们又对向量寄存器进行同一条件的判断,连续 n 个 true 的后面就是切分点。
喵啊
全民超胆侠:仅10周训练,志愿者就学会了使用回声导航
http://jandan.net/p/109063
http://jandan.net/p/109063
煎蛋网
全民超胆侠:仅10周训练,志愿者就学会了使用回声导航
而且就是嘴里发声,耳朵听回声
Forwarded from RSS bot
里程碑:我们终于完成了对人类基因组的完整测序
http://jandan.net/p/109068
http://jandan.net/p/109068
煎蛋网
里程碑:我们终于完成了对人类基因组的完整测序
填补了最后一块空白,但不是人类基因组学的终点
Forwarded from Programmer Humor
Forwarded from Hacker News
3,000 eggs abandoned after drone scares birds in California (Score: 151+ in 5 hours)
Link: https://readhacker.news/s/4N4tE
Comments: https://readhacker.news/c/4N4tE
Link: https://readhacker.news/s/4N4tE
Comments: https://readhacker.news/c/4N4tE
ABC News
3,000 eggs abandoned after drone scares birds in California
Some 3,000 elegant tern eggs were abandoned at a Southern California nesting island after a drone crashed and scared off the birds
Forwarded from Hacker News
If Not Overturned, Bad Copyright Decision Will Lead Many to Lose Internet Access (Score: 150+ in 5 hours)
Link: https://readhacker.news/s/4N4F4
Comments: https://readhacker.news/c/4N4F4
Link: https://readhacker.news/s/4N4F4
Comments: https://readhacker.news/c/4N4F4
Electronic Frontier Foundation
If Not Overturned, a Bad Copyright Decision Will Lead Many Americans to Lose Internet Access
This post was co-written by EFF Legal Intern Lara EllenbergIn going after internet service providers (ISPs) for the actions of just a few of their users, Sony Music, other major record labels, and