Pseudo-random numbers work by standing with a number, multiplying it by a large number, adding an offset, then taking the modulo of that. The Sum of the resulting number is then used as the seed to generate the next random number. When you set the seed, it does the same thing every ...
Count the occurrence of all elements in a NumPy ndarray Get the first index of an elements in a NumPy array Print a NumPy Array Without Scientific Notation What does numpy.random.seed() do? How to Sort a NumPy Array by Column (with Example)?
What does @property do? How about A @ B? In this tutorial I’ll walk you through all the different ways you can use the @ symbol in Python.
How Do I Open Files in Python?To open and write to a file in Python, you can use a try-catch error handling:f = open("example.txt", "w") try: f.write("hello world") finally: f.close()This code does the following:The file opens separately using the open() function. Exception ...
One easy way to speed this up is to use astatic const unsigned chararray as an ASCII lookup table, which maps a residue directly to its complement. This would replace the nest ofifstatements and probably give a nice little boost (and it appears it does, ma...
How does the OrderedDict work? It maintains a doubly-linked list of keys, appending new keys to the list as they’re inserted. A secondary dictionary maps keys to their corresponding list node, so deletion doesn’t have to traverse the entire linked list and therefore remains O(1). The st...
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Okay, so now that I have a pure Python app running locally, what do I need to do to deploy it? Heroku makes this easy. I added a single file calledProcfilewith just one line in it: web: python app.py This simple text file tells Heroku how to run the app. With the Procfile in ...
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oruse_tidy_description()which tidies up the R equivalent of thepyproject.tomlfile. Something like that would be useful for, e.g., adding Ruff metadata to the pyproject rather than have it as a stand alone file. That way we could reduce the number of config files we have in each repo....