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关于JMM的博客，https://liuzhengyang.github.io/2017/05/12/javamemorymodel/
拜读后对Acquire-Release语义插入内存屏障实现有点疑问
原文为
`基于上面的规则，可以在volatile字段、synchronized关键字的处理上增加屏障来满足内存模型的规则
volatile store前插入StoreStore屏障
…
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### Virtual machine and platform services - Java виртуалды машинасы (JVM)
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_From @jmm on November 23, 2015 17:13_
The Explore sidebar doesn't always reflect the current state of the file system, e.g. I add a file from outside of vscode and it doesn't appear in Explore. I fr…
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 = S + (1/N) * (T - S)
- S: 순차 실행 파트
- T: 총 태스크 소요 시간
- N: 프로세서 개수
- 동시 작업은 T - S이고, N 개 프…
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```
just wanted to inform you that the account in Portugal frog whenever I try to
make a call I have to wait about 20s for the call establishing and often
without success. using fring with sipdroid …
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I use dusk in Laravel for testing.
For example, in my vue file to get the date of birth:
```
تاریخ تولد
```
To test it, I have written:
```
$browser
…
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# System:
MacBook Air with M1 chip
Memory 8GB
macOS 12.6
# Environment:
Latest Python + Anaconda
Created a conda environment, `simunet`, according to your [tutorial](https://hep-pbsp.github.io…
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```
What steps will reproduce the problem?
The chunk of code below works appropriately with the first data frame. However,
it chokes with the second one manipulated with dplyr.
library(dplyr)
libra…
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how can get the stat and end from current week.
example if today is 1402-06-18 (سه شنبه) get :
start : 1402-06-15
end : 1402-06-21
???