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Should I use `import os.path` or `import os`?
...does magic with sys.modules to inject os.path. Here's what happens:
When Python starts up, it loads a bunch of modules into sys.modules. They aren't bound to any names in your script, but you can access the already-created modules when you import them in some way.
sys.modules is a dict in which ...
从Code Review 谈如何做技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有多大？有多少用户受益？”，回答不清这个问题，没有数据的支持，就不做。所以，产品经理要做很多数据挖拙和用户调研的工作，而不是拍拍脑袋，听极少数的用户抱怨就要开需求了。
2）产品经理也要管理和教育的。你要...
python capitalize first letter only
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since python 2.5 the empty case can still be handled on one line: return x[0].upper() + x[1:] if len(x) > 0 else x
– danio
Jun 13 '16 at 10:25
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Best way to structure a tkinter application? [closed]
The following is the overall structure of my typical python tkinter program.
7 Answers
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How to run functions in parallel?
...nswer to my question. I am trying to run multiple functions in parallel in Python.
6 Answers
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Python memory usage of numpy arrays
I'm using python to analyse some large files and I'm running into memory issues, so I've been using sys.getsizeof() to try and keep track of the usage, but it's behaviour with numpy arrays is bizarre. Here's an example involving a map of albedos that I'm having to open:
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Suppress/ print without b' prefix for bytes in Python 3
....com%2fquestions%2f16748083%2fsuppress-print-without-b-prefix-for-bytes-in-python-3%23new-answer', 'question_page');
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How to process SIGTERM signal gracefully?
Let's assume we have such a trivial daemon written in python:
7 Answers
7
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Creating a JSON response using Django and Python
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With python 2.7, it should just be "import json"
– Cullen Fluffy Jennings
Sep 6 '12 at 22:22
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How do I create a list of random numbers without duplicates?
...tes 10 numbers selected from 0 to 99, without duplicates. Benchmarking in IPython, yields 103 µs ± 513 ns for %timeit random.sample(range(1000), 100) , and 17 µs ± 1.24 µs for %timeit np.random.permutation(1000)[:100] .
– Ant Plante
Sep 4 at 10:26
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