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How do you get the magnitude of a vector in Numpy?
...file.run('np.sqrt((V*V).sum(axis=1))') # 5 function calls in 0.027 seconds
cProfile.run('np.sqrt(inner1d(V,V))') # 2 function calls in 0.009 seconds
inner1d is ~3x faster than linalg.norm and a hair faster than einsum
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How do I represent a hextile/hex grid in memory?
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a paid nerda paid nerd
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Http Basic Authentication in Java using HttpClient?
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edited Mar 27 '19 at 14:44
lukas84
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answered Jul 29 ...
How do I use reflection to invoke a private method?
...t find the reason.. :(
– Moumit
Nov 27 '14 at 10:33
4
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What is the best method to merge two PHP objects?
...-array_merge
– Vincent Pazeller
Nov 27 '13 at 9:43
12
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
...):
for a in kwargs:
print(a, kwargs[a])
bar(name='one', age=27)
# age 27
# name one
Both idioms can be mixed with normal arguments to allow a set of fixed and some variable arguments:
def foo(kind, *args, **kwargs):
pass
It is also possible to use this the other way around:
d...
What are the Ruby Gotchas a newbie should be warned about? [closed]
...string.
– whitequark
Aug 1 '11 at 1:27
add a comment
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How to use hex color values
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answered Dec 3 '14 at 11:27
Rudolf AdamkovičRudolf Adamkovič
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Linux 进程卡住了怎么办？ - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...，所以它就卡住了：
$ cat /proc/`pgrep ls`/stack
[<ffffffff813277c7>] request_wait_answer+0x197/0x280
[<ffffffff81327d07>] __fuse_request_send+0x67/0x90
[<ffffffff81327d57>] fuse_request_send+0x27/0x30
[<ffffffff8132b0ac>] fuse_simple_request+0xcc/0x1a0
[<ffffffff8132c0f0>] fuse_do_g...
How can I remove or replace SVG content?
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edited Aug 27 '18 at 8:26
Vikasdeep Singh
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