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When should std::move be used on a function return value? [duplicate]

..._ptr<Derived> when function is declared to return std::unique_ptr<Base>? In gcc and mingw-w64 it just works, but vanilla mingw (based gcc 4.9.3, targeting i686-pc-cygwin) needs std::move(x) to compile. – rr- Oct 12 '15 at 7:01 ...
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How to remove the hash from window.location (URL) with JavaScript without page refresh?

... + window.location.search); } Working demo: http://jsfiddle.net/AndyE/ycmPt/show/ This works in Chrome 9, Firefox 4, Safari 5, Opera 11.50 and in IE 10. For unsupported browsers, you could always write a gracefully degrading script that makes use of it where av...
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Understanding the main method of python [duplicate]

... Mad Physicist 64.9k1818 gold badges110110 silver badges165165 bronze badges answered Mar 18 '14 at 23:25 Jim Dennis...
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Use dynamic (variable) string as regex pattern in JavaScript

...(regex, "!!"); alert(output); // Hello this is !! some !! stuff. JSFiddle demo here. In the general case, escape the string before using as regex: Not every string is a valid regex, though: there are some speciall characters, like ( or [. To work around this issue, simply escape the string before ...
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Adding new column to existing DataFrame in Python pandas

...st know how pandas works. I would therefore advice against the []= in code bases, but when exploring data in a notebook, it is fine. Going around the problem If you have a pd.Series and want it assigned from top to bottom, or if you are coding productive code and you are not sure of the index orde...
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Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...往往由一些基本结构组成。比如下图:一个图可以通过用64种正交的edges(可以理解成正交的基本结构)来线性表示。比如样例的x可以用1-64个edges中的三个按照0.8,0.3,0.5的权重调和而成。而其他基本edge没有贡献,因此均为0 。 ...
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Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...往往由一些基本结构组成。比如下图:一个图可以通过用64种正交的edges(可以理解成正交的基本结构)来线性表示。比如样例的x可以用1-64个edges中的三个按照0.8,0.3,0.5的权重调和而成。而其他基本edge没有贡献,因此均为0 。 ...
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Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...往往由一些基本结构组成。比如下图:一个图可以通过用64种正交的edges(可以理解成正交的基本结构)来线性表示。比如样例的x可以用1-64个edges中的三个按照0.8,0.3,0.5的权重调和而成。而其他基本edge没有贡献,因此均为0 。 ...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...往往由一些基本结构组成。比如下图:一个图可以通过用64种正交的edges(可以理解成正交的基本结构)来线性表示。比如样例的x可以用1-64个edges中的三个按照0.8,0.3,0.5的权重调和而成。而其他基本edge没有贡献,因此均为0 。 ...
https://www.tsingfun.com/it/bi... 

Deep Learning(深度学习)学习笔记整理系列之(二) - 大数据 & AI - 清泛...

...往往由一些基本结构组成。比如下图:一个图可以通过用64种正交的edges(可以理解成正交的基本结构)来线性表示。比如样例的x可以用1-64个edges中的三个按照0.8,0.3,0.5的权重调和而成。而其他基本edge没有贡献,因此均为0 。 ...