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How to check BLAS/LAPACK linkage in NumPy and SciPy?

... The method numpy.show_config() (or numpy.__config__.show()) outputs information about linkage gathered at build time. My output looks like this. I think it means I am using the BLAS/LAPACK that ships with Mac OS. >>> import numpy as np...
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How do I read all classes from a Java package in the classpath?

... } } return list.toArray(new File[]{}); } This solution was tested within the EJB environment. share | improve this answer | follow | ...
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background function in Python

... Do something like this: def function_that_downloads(my_args): # do some long download here then inline, do something like this: import threading def my_inline_function(some_args): # do some stuff download_thread = threading.Thread(target=function_t...
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64-bit version of Boost for 64-bit windows

... Boost supports VS2017 compiler from a certain version above. I used the latest version (1.65.1). I used this scripts for building boost for x64 and x86 platforms, lib and dll, debug and release for VS2017, VS2015 and VS2013: md stage\VS2017\x64 md stage\VS2015\x64 md stage\VS2013\x64 b2 --st...
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Efficient way to apply multiple filters to pandas DataFrame or Series

...turn op(x[col],n) In [15]: def f(x, *b): return x[(np.logical_and(*b))] In [16]: b1 = b(df, 'col1', ge, 1) In [17]: b2 = b(df, 'col1', le, 1) In [18]: f(df, b1, b2) Out[18]: col1 col2 1 1 11 Update: pandas 0.13 has a query method for these kind of use cases, assuming c...
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Django: How do I add arbitrary html attributes to input fields on a form?

...ibutes. Here is some I used earlier to modify 3 fields: ``` for field_name in ['image', 'image_small', 'image_mobile']: field = self.fields.get(field_name) field.widget.attrs['data-file'] = 'file' ``` – Stuart Axon Jun 6 '14 at 11:59 ...
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getting type T from IEnumerable

...u pass in typeof(IEnumerable<T>) you get nothing. To get round this, test the type itself to see if it is a generic of IEnumerable<> and then its interfaces. – Ian Mercer Mar 14 '15 at 19:19 ...
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Remove CSS class from element with JavaScript (no jQuery) [duplicate]

...ndard way to do it is using classList. It is now widely supported in the latest version of most modern browsers: ELEMENT.classList.remove("CLASS_NAME"); remove.onclick = () => { const el = document.querySelector('#el'); if (el.classList.contains("red")) { el.classList.remove("re...
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Circular list iterator in Python

... Or you can do like this: conn = ['a', 'b', 'c', 'd', 'e', 'f'] conn_len = len(conn) index = 0 while True: print(conn[index]) index = (index + 1) % conn_len prints a b c d e f a b c... forever share ...
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Is there a portable way to get the current username in Python?

...this does have some applications. My current use-case: tagging some shared testing resources with a username for easy cleanup later. (So it's easier to figure out whose mess is whose.) – driftcatcher Aug 16 '13 at 15:35 ...