大约有 46,000 项符合查询结果(耗时:0.0475秒) [XML]

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Why use softmax as opposed to standard normalization?

... 170 There is one nice attribute of Softmax as compared with standard normalisation. It react to lo...
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What is this operator in MySQL?

...e the regular = operator, two values are compared and the result is either 0 (not equal) or 1 (equal); in other words: 'a' <=> 'b' yields 0 and 'a' <=> 'a' yields 1. Unlike the regular = operator, values of NULL don't have a special meaning and so it never yields NULL as a possible outco...
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MySQL - ORDER BY values within IN()

... | edited Jun 6 '09 at 0:28 answered Jun 6 '09 at 0:16 ...
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How to merge two sorted arrays into a sorted array? [closed]

... Sumit Singh 23k88 gold badges7070 silver badges9797 bronze badges answered May 11 '11 at 1:19 Greg HewgillGreg Hewgill ...
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How to insert element into arrays at specific position?

...on array operator (+) can recombine the parts. $res = array_slice($array, 0, 3, true) + array("my_key" => "my_value") + array_slice($array, 3, count($array)-3, true); This example: $array = array( 'zero' => '0', 'one' => '1', 'two' => '2', 'three' => '3', ); $...
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Append a NumPy array to a NumPy array

... answered Mar 19 '12 at 18:01 endolithendolith 19.6k2424 gold badges107107 silver badges170170 bronze badges ...
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How to load a tsv file into a Pandas DataFrame?

... Note: As of 17.0 from_csv is discouraged: use pd.read_csv instead The documentation lists a .from_csv function that appears to do what you want: DataFrame.from_csv('c:/~/trainSetRel3.txt', sep='\t') If you have a header, you can pass he...
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Get PHP class property by string

... GSee 43.4k1111 gold badges107107 silver badges134134 bronze badges answered Apr 30 '09 at 0:13 Peter BaileyPeter Bailey ...
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Creating a daemon in Linux

... 220 In Linux i want to add a daemon that cannot be stopped and which monitors filesystem changes....
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Is there a way to list pip dependencies/requirements?

...m providing an updated answer. This was tested with pip versions 8.1.2, 9.0.1, 10.0.1, and 18.1. To get the output without cluttering your current directory on Linux use pip download [package] -d /tmp --no-binary :all: -v -d tells pip the directory that download should put files in. Better, ju...