191 questions
Hello, this is a crawling question about Scrappy or beautiful soup.After the crawler is written, it is being tested while actually curling.Other parts work normally, but redirection is the problem.For...
During the image processing process using numpy, there is a part of the code that I don't understand, so I'm posting a question.import numpy as npimage = np.array([[[1,1,1],[1,1,1]],[[1,1,1],[1,1,1]]]...
There is a Pandas data frame, and one column is timestamp.The value is expressed as 1518586207202I want to represent this divided by 1000 as an integer. So if you try df1.timestamp/1000This is 1.51858...
When combining two strings in the char*pszResult inside the function Add(charpszLeft, char pszRight),int nLenLeft = strlen(pszLeft);int nLenRight = strlen(pszRight);char *pszResult = new char[nLenLeft...
I looked it up and found that numpy can be installed as exe. What is the difference between installing through pip and installing through exe file?
>>> import numpy asp>>> g = np.arange(1,10).reshape(3,3)>>> garray([[1, 2, 3], [4, 5, 6], [7, 8, 9]])>>> g[1, 2]6>>> g[2]array([7, 8, 9])>>> g[[...
import globimport shutilimport osimport sysfilename = glob.glob('**/*.jpg', recursive=True)filename = [os.path.basename(name) for name in filename]for name in filename: if not os.path.exists('jpg_file...
DummyBean dum = new DummyBean();dum.setDummy(foo);System.out.println(dum.getDummy()); // prints 'foo'DummyBean dumtwo = dum;System.out.println(dumtwo.getDummy()); // prints 'foo'dum.setDummy(bar);Syst...
It contains the following files (asset.csv):import numpy as npdata_arr = np.genfromtxt('asset.csv',encoding='ascii' ,delimiter=',', dtype=None)Use the corresponding code array([('G1', 1, 100, 5, 0), ...
array1 = np.array(img[y+1,x])array2 = np.array(img[y+2,x])array3 = np.array(img[y+3,x])array4 = np.array(img[y+4,x])array5 = np.array(img[y+5,x])array6 = np.array(img[y+6,x])array7 = np.array(img[y+7,...
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