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Passing a dictionary to a function as keyword parameters
I'd like to call a function in python using a dictionary.
4 Answers
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adding noise to a signal in python
...nt to add some random noise to some 100 bin signal that I am simulating in Python - to make it more realistic.
7 Answers
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Python pandas Filtering out nan from a data selection of a column of strings
...new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f22551403%2fpython-pandas-filtering-out-nan-from-a-data-selection-of-a-column-of-strings%23new-answer', 'question_page');
}
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Post as a guest
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How can I convert an RGB image into grayscale in Python?
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@BluePython: LA mode has luminosity (brightness) and alpha. If you use LA mode, then greyscale.png will be an RGBA image with the alpha channel of image.png preserved. If you use L mode, then greyscale.png will be an RGB image (wi...
Access multiple elements of list knowing their index
...aster than simply typing out the desired indexes inside parentheses, using Python 3.44
– ragardner
Oct 16 '17 at 9:42
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How to dynamically compose an OR query filter in Django?
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I would debate that it is more pythonic to use the builtin OR and AND operators (| and &). q_objects |= Q(pk=item)
– Bobort
Aug 24 '16 at 15:46
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Check if a string contains a number
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use str.isalpha()
Ref: https://docs.python.org/2/library/stdtypes.html#str.isalpha
Return true if all characters in the string are alphabetic and there
is at least one character, false otherwise.
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What is the most efficient way to loop through dataframes with pandas? [duplicate]
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BTW itertuples returns named tuples ( docs.python.org/3/library/…) so you can access each column by name with row.high or getattr(row,'high')
– seanv507
Apr 17 '16 at 18:51
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那些年 O2O创业我踩了十个坑 - 资讯 - 清泛网 - 专注C/C++及内核技术
...的系统，我们的计划是做半年后，大约到2015年10月份，等数据上到一定的台阶，再去拉下轮新的融资。
可带给我们很大打击的是，我们行业内的竞争对手在8月份宣布，拿到了一亿美金的B轮融资，而且还是百度战略投资。
如果...
Putting an if-elif-else statement on one line?
I have read the links below, but it doesn't address my question.
Does Python have a ternary conditional operator? (the question is about condensing if-else statement to one line)
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