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How to find out the number of CPUs using python
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On Python 3.6.2 I could only use os.cpu_count()
– Achilles
Sep 11 '17 at 19:59
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淘宝网采用什么技术架构来实现网站高负载的 - 更多技术 - 清泛网 - 专注C/C...
...，但是集群中的状态恢复也有其缺点，那就是严重影响了系统的伸缩性，系统不能通过增加更多的机器来达到良好的水平伸缩，因为集群节点间session的 通信会随着节点的增多而开销增大，因此要想做到应用本身的伸缩性，我们...
Python: What OS am I running on?
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>>> import os
>>> os.name
'posix'
>>> import platform
>>> platform.system()
'Linux'
>>> platform.release()
'2.6.22-15-generic'
The output of platform.system() is as follows:
Linux: Linux
Mac: Darw...
What is an OS kernel ? How does it differ from an operating system? [closed]
...System while for a programmer the Linux kernel itself is a perfectly valid OS depending on what you're trying to achieve. For instance embedded systems are mostly just kernel with very small number of specialized processes running on top of them. In that case the kernel itself becomes the OS itself....
Append to a file in Go
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This answers works in Go1:
f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
panic(err)
}
defer f.Close()
if _, err = f.WriteString(text); err != nil {
panic(err)
}
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How to detect the OS from a Bash script?
...I can use them between all the computers I use. The problem is I have some OS specific aliases so I was looking for a way to determine if the script is running on Mac OS X, Linux or Cygwin .
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Find all files in a directory with extension .txt in Python
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You can use glob:
import glob, os
os.chdir("/mydir")
for file in glob.glob("*.txt"):
print(file)
or simply os.listdir:
import os
for file in os.listdir("/mydir"):
if file.endswith(".txt"):
print(os.path.join("/mydir", file))
or if you ...
Redirect stdout to a file in Python?
...pt on Windows using just script's name
– Piotr Dobrogost
Oct 4 '12 at 11:00
7
It doesn't work wit...
Python: Get relative path from comparing two absolute paths
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os.path.commonprefix() and os.path.relpath() are your friends:
>>> print os.path.commonprefix(['/usr/var/log', '/usr/var/security'])
'/usr/var'
>>> print os.path.commonprefix(['/tmp', '/usr/var']) # No com...
How can I create directories recursively? [duplicate]
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os.makedirs is what you need. For chmod or chown you'll have to use os.walk and use it on every file/dir yourself.
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