大约有 5,000 项符合查询结果（耗时：0.0301秒） [XML]
Is there a numpy builtin to reject outliers from a list
...ing pandas.Series, and replacing MAD with IQR:
def reject_outliers(sr, iq_range=0.5):
pcnt = (1 - iq_range) / 2
qlow, median, qhigh = sr.dropna().quantile([pcnt, 0.50, 1-pcnt])
iqr = qhigh - qlow
return sr[ (sr - median).abs() <= iqr]
For instance, if you set iq_range=0.6, the ...
Python: List vs Dict for look up table
... sets, running python 2.7.3 on an i7 CPU on linux:
python -mtimeit -s 'd=range(10**7)' '5*10**6 in d'
10 loops, best of 3: 64.2 msec per loop
python -mtimeit -s 'd=dict.fromkeys(range(10**7))' '5*10**6 in d'
10000000 loops, best of 3: 0.0759 usec per loop
python -mtimeit -s 'from sets import Set...
How to set the value to a cell in Google Sheets using Apps Script?
...what is required
function doTest() {
SpreadsheetApp.getActiveSheet().getRange('F2').setValue('Hello');
}
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What is the difference between “int” and “uint” / “long” and “ulong”?
...
@JacoPretorius Thats wrong. 8 bit int has a range from –128 to 127. The 9th bit represents 256. So with 8 bits you can represent all values up to 255 (9th val - 1). The range from -128 to 127 has a length of exactly 255. So there is no bit that holds the sign. All va...
How to iterate through range of Dates in Java?
In my script I need to perform a set of actions through range of dates, given a start and end date.
Please provide me guidance to achieve this using Java.
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What is the most effective way for float and double comparison?
...a.org/wiki/IEEE_floating-point_standard.
//
// Template parameter:
//
// RawType: the raw floating-point type (either float or double)
template <typename RawType>
class FloatingPoint {
public:
// Defines the unsigned integer type that has the same size as the
// floating point number.
...
Python Progress Bar
...("\b" * (toolbar_width+1)) # return to start of line, after '['
for i in xrange(toolbar_width):
time.sleep(0.1) # do real work here
# update the bar
sys.stdout.write("-")
sys.stdout.flush()
sys.stdout.write("]\n") # this ends the progress bar
Note: progressbar2 is a fork of progr...
How to get item's position in a list?
...
for i in xrange(len(testlist)):
if testlist[i] == 1:
print i
xrange instead of range as requested (see comments).
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How to loop through all but the last item of a list?
...with n+1 th item in the list you could also do with
>>> for i in range(len(list[:-1])):
... print list[i]>list[i+1]
note there is no hard coding going on there. This should be ok unless you feel otherwise.
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Is there a link to GitHub for downloading a file in the latest release of a repository?
... https://api.github.com/repos/porjo/staticserve/releases/latest | \
jq --raw-output '.assets[0] | .browser_download_url'
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