大约有 15,223 项符合查询结果（耗时：0.0166秒） [XML]
How can I run an external command asynchronously from Python?
...way. That's why everyone says to use subprocess.
For more information, read http://docs.python.org/library/os.html#os.system
The subprocess module provides more
powerful facilities for spawning new
processes and retrieving their
results; using that module is
preferable to using this ...
List submodules in a Git repository
... WARNING: awk fails for submodules with spaces! The command should read git config -z --file .gitmodules --get-regexp '\.path$' | sed -nz 's/^[^\n]*\n//p' | tr '\0' '\n' (you need a modern sed with -z). This fails for paths with Newlines in them (they can be created with git mv). If you w...
How to check if an option is selected?
...
It looks like you didn't read my answer. this.selected can be used instead of $(this).is(":selected") I guess there is no need for a jsperf for this, right? I have nothing against using jQuery!, but use it when you need it, not when it give nothing b...
JSON to pandas DataFrame
...th1+'&sensor=false')
response = urlopen(request)
elevations = response.read()
data = json.loads(elevations)
df = pd.json_normalize(data['results'])
This gives a nice flattened dataframe with the json data that I got from the Google Maps API.
...
Multithreading: What is the point of more threads than cores?
...thought the point of a multi-core computer is that it could run multiple threads simultaneously. In that case, if you have a quad-core machine, what's the point of having more than 4 threads running at a time? Wouldn't they just be stealing time (CPU Resources) from each other?
...
List directory in Go
...
You can try using the ReadDir function in the io/ioutil package. Per the docs:
ReadDir reads the directory named by dirname and returns a list of sorted directory entries.
The resulting slice contains os.FileInfo types, which provide the met...
Pickle incompatibility of numpy arrays between Python 2 and 3
...ault to 'ASCII' and 'strict', respectively. The encoding can be 'bytes' to read these 8-bit string instances as bytes objects.
share
|
improve this answer
|
follow
...
How do you tell someone they're writing bad code? [closed]
... much better because it gets me thinking about ways other than what I've already decided on. With the latter tone, I'm much more likely to see the light.
– Bill the Lizard
Aug 5 '09 at 18:33
...
Why does scanf() need “%lf” for doubles, when printf() is okay with just “%f”?
Why is it that scanf() needs the l in " %lf " when reading a double , when printf() can use " %f " regardless of whether its argument is a double or a float ?
...
Where's my JSON data in my incoming Django request?
...e same problem. I had been posting a complex JSON response, and I couldn't read my data using the request.POST dictionary.
My JSON POST data was:
//JavaScript code:
//Requires json2.js and jQuery.
var response = {data:[{"a":1, "b":2},{"a":2, "b":2}]}
json_response = JSON.stringify(response); // pr...