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Python: How to get stdout after running os.system? [duplicate]
I want to get the stdout in a variable after running the os.system call.
6 Answers
...
Access mysql remote database from command line
...rant 'root'@'%' this is a huge security no no!
– josh123a123
Apr 27 '15 at 14:57
1
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How is Docker different from a virtual machine?
...ly known as libcontainer), which runs in the same operating system as its host. This allows it to share a lot of the host operating system resources. Also, it uses a layered filesystem (AuFS) and manages networking.
AuFS is a layered file system, so you can have a read only part and a write part wh...
How to check if a path is absolute path or relative path in cross platform way with Python?
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os.path.isabs returns True if the path is absolute, False if not. The documentation says it works in windows (I can confirm it works in Linux personally).
os.path.isabs(my_path)
...
Copy file or directories recursively in Python
...yanything(src, dst):
try:
shutil.copytree(src, dst)
except OSError as exc: # python >2.5
if exc.errno == errno.ENOTDIR:
shutil.copy(src, dst)
else: raise
share
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...
Sound alarm when code finishes
...uency in Hz and the duration is in milliseconds.
On Linux and Mac
import os
duration = 1 # seconds
freq = 440 # Hz
os.system('play -nq -t alsa synth {} sine {}'.format(duration, freq))
In order to use this example, you must install sox.
On Debian / Ubuntu / Linux Mint, run this in your termin...
Detect iPad users using jQuery?
...e (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library like Modernizr.
As pointed out in Brennen's answer, issues can arise when performing this detection within the Facebook app. Please see his answer for handling this scenario.
R...
Most pythonic way to delete a file which may not exist
...
A more pythonic way would be:
try:
os.remove(filename)
except OSError:
pass
Although this takes even more lines and looks very ugly, it avoids the unnecessary call to os.path.exists() and follows the python convention of overusing exceptions.
It may be ...
Sort Dictionary by keys
...as worked for me:
let dicNumArray = ["q":[1,2,3,4,5],"a":[2,3,4,5,5],"s":[123,123,132,43,4],"t":[00,88,66,542,321]]
let sortedDic = dicNumArray.sorted { (aDic, bDic) -> Bool in
return aDic.key < bDic.key
}
share...
Find and extract a number from a string
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go through the string and use Char.IsDigit
string a = "str123";
string b = string.Empty;
int val;
for (int i=0; i< a.Length; i++)
{
if (Char.IsDigit(a[i]))
b += a[i];
}
if (b.Length>0)
val = int.Parse(b);
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