January 30, 2018 Python Leave a comment
Questions: There are several ways to iterate over a result set. What are the tradeoff of each? Answers: The canonical way is to use the built-in cursor iterator. curs.execute('select * from people') f...
January 30, 2018 Python Leave a comment
Questions: I am trying to use urllib.parse.urlencode() method in one of my scripts. import urllib #!/usr/bin/python3.2 import urllib data = urllib.parse.urlencode({'type': 'device_code','client_id': 1...
January 30, 2018 Python Leave a comment
Questions: I have a string representing a path. Because this application is used on Windows, OSX and Linux, we’ve defined environment variables to properly map volumes from the different file sy...
January 30, 2018 Python Leave a comment
Questions: This question already has an answer here: Why does the expression 0 < 0 == 0 return False in Python? 9 answers Why does (1 in [1,0] == True) evaluate to False? [duplicate] 1 answer Answe...
January 30, 2018 Python Leave a comment
Questions: I want to compute magnetic fields of some conductors using the Biot–Savart law and I want to use a 1000x1000x1000 matrix. Before I use MATLAB, but now I want to use Python. Is Python slower...
January 30, 2018 Python Leave a comment
Questions: This question already has an answer here: Flask view return error “View function did not return a response” 1 answer Answers: The following does not return a response: You must ...
January 30, 2018 Python Leave a comment
Questions: I am quite new to programing so I hope this question is simple enough. I need to know how to convert a string input of numbers separated by spaces on a single line: 5.2 5.6 5.3 and convert ...
January 30, 2018 Python Leave a comment
Questions: I know that it is not allowed to remove elements while iterating a list, but is it allowed to add elements to a python list while iterating. Here is an example: for a in myarr: if somecond(...
January 30, 2018 Python Leave a comment
Questions: This question already has an answer here: Order of syntax for using 'not' and 'in' keywords 6 answers Answers: The two forms make identical bytecode, as you can clearly ...
January 30, 2018 Python Leave a comment
Questions: I am attempting to put together a simple c++ test project that uses python 3.2. The project builds fine but Py_Initialize raises a fatal error: Fatal Python error: Py_Initialize: unable to ...
