大约有 45,000 项符合查询结果(耗时:0.0313秒) [XML]

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Co<em>nem>cate<em>nem>ati<em>nem>g two o<em>nem>e-dime<em>nem>sio<em>nem>al <em>Nem>umPy arrays

...: import <em>nem>umpy import perfplot perfplot.show( setup=lambda <em>nem>: <em>nem>umpy.r<em>a<em>nem>dem>om.r<em>a<em>nem>dem>(<em>nem>), ker<em>nem>els=[ lambda a: <em>nem>umpy.r_[a, a], lambda a: <em>nem>umpy.stack([a, a]).reshape(-1), lambda a: <em>nem>umpy.hstack([a, a]), lambda a: <em>nem>umpy.co<em>nem>cate<em>nem>ate([a, a]), ], labels=["r_", "...
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Big O of JavaScript arrays

Arrays i<em>nem> JavaScript are very easy to modify by addi<em>nem>g <em>a<em>nem>dem> removi<em>nem>g items. It somewhat masks the fact that m<em>osem>t la<em>nem>guages arrays are fixed-size, <em>a<em>nem>dem> require complex operatio<em>nem>s to resize. It seems that JavaScript makes it easy to write poorly performi<em>nem>g array code. This leads to the questio<em>nem>: ...
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Simple basic expla<em>nem>atio<em>nem> of a Distributed Hash Table (DHT)

...e <em>nem>ow i<em>nem>depe<em>nem>de<em>nem>t <em>nem>odes i<em>nem> a <em>nem>etwork. This gives a lot of fault-tolera<em>nem>ce <em>a<em>nem>dem> reliability, <em>a<em>nem>dem> p<em>osem>sibly some performa<em>nem>ce be<em>nem>efit, but it also throws up a lot of headaches. For example, what happe<em>nem>s whe<em>nem> a <em>nem>ode leaves the <em>nem>etwork, by faili<em>nem>g or otherwise? <em>A<em>nem>dem> how do you redistribute keys whe<em>nem> a <em>nem>ode...
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“did you ru<em>nem> git update-server-i<em>nem>fo” error o<em>nem> a Github rep<em>osem>itory

I'm usi<em>nem>g the github Gui from their website to ma<em>nem>age my rep<em>osem>, <em>a<em>nem>dem> I'm getti<em>nem>g the followi<em>nem>g error: 20 A<em>nem>swers ...
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Fastest way to duplicate a<em>nem> array i<em>nem> JavaScript - slice vs. 'for' loop

...or bli<em>nem>k browsers slice() is the fastest method, co<em>nem>cat() is a bit slower, <em>a<em>nem>dem> while loop is 2.4x slower. for other browsers while loop is the fastest method, si<em>nem>ce th<em>osem>e browsers do<em>nem>'t have i<em>nem>ter<em>nem>al optimizatio<em>nem>s for slice <em>a<em>nem>dem> co<em>nem>cat. This remai<em>nem>s true i<em>nem> Jul 2016. Below are simple scripts that ...
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Simulati<em>nem>g E<em>Nem>TER keypress i<em>nem> bash script

I've created a really simple bash script that ru<em>nem>s a few comm<em>a<em>nem>dem>s. o<em>nem>e of these comm<em>a<em>nem>dem>s <em>nem>eeds user i<em>nem>put duri<em>nem>g ru<em>nem>time. i.e it asks the user "do you wa<em>nem>t to blah blah blah?", I wa<em>nem>t to simply se<em>nem>d a<em>nem> e<em>nem>ter keypress to this so that the script will be completely automated. ...
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Ge<em>nem>erate all permutatio<em>nem>s of a list without adjace<em>nem>t equal eleme<em>nem>ts

... retur<em>nem> output Proof of correct<em>nem>ess For two item types, with cou<em>nem>ts k1 <em>a<em>nem>dem> k2, the optimal solutio<em>nem> has k2 - k1 - 1 defects if k1 &lt; k2, 0 defects if k1 = k2, <em>a<em>nem>dem> k1 - k2 - 1 defects if k1 &gt; k2. The = case is obvious. The others are symmetric; each i<em>nem>sta<em>nem>ce of the mi<em>nem>ority eleme<em>nem>t preve<em>nem>ts ...
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<em>Nem>ame of this mo<em>nem>th (Date.today.mo<em>nem>th as <em>nem>ame)

I'm usi<em>nem>g Date.today.mo<em>nem>th to display the mo<em>nem>th <em>nem>umber. Is there a comm<em>a<em>nem>dem> to get the mo<em>nem>th <em>nem>ame, or do I <em>nem>eed to make a case to get it? ...
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Psql list all tables

...i<em>nem> all schemas. This will i<em>nem>clude tables i<em>nem> pg_catalog, the system tables, <em>a<em>nem>dem> th<em>osem>e i<em>nem> i<em>nem>formatio<em>nem>_schema. There's <em>nem>o built-i<em>nem> way to say "all tables i<em>nem> all user-defi<em>nem>ed schemas"; you ca<em>nem>, however, set your search_path to a list of all schemas of i<em>nem>terest before ru<em>nem><em>nem>i<em>nem>g \dt. You may wa<em>nem>t to do thi...
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__FILE__ macro shows full path

The st<em>a<em>nem>dem>ard predefi<em>nem>ed macro __FILE__ available i<em>nem> C shows the full path to the file. Is there a<em>nem>y way to short the path? I mea<em>nem> i<em>nem>stead of ...