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How can I join elements o<em>fem> an array in Bash?
I<em>fem> I have an array like this in Bash:
30 Answers
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nginx - nginx: [emerg] bind() to [::]:80 <em>fem>ailed (98: Address already in use)
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Jee
36044 silver badges88 bronze badges
answered May 29 '13 at 5:37
SAURABHSAURABH
24122 silver badge...
How do I reset the scale/zoom o<em>fem> a web app on an orientation change on the iPhone?
When I start my app in portrait mode, it works <em>fem>ine. Then I rotate into landscape and it's scaled up. To get it to scale correctly <em>fem>or the landscape mode I have to double tap on something twice, <em>fem>irst to zoom all the way in (the normal double tap behavior) and again to zoom all the way out (again, ...
马云：互联网时代已经过去20年，接下来30年才是关键 - 资讯 - 清泛网 - 专...
...创业为什么不会很成功呢？其实一百个人创业，我经常说95个人死掉，你连声音都没有听见，你还创业过，其实他都创业过。剩下来五个人，有四个人你是看着他失败的，只有一个人他成功。这个人要成功不是多大的天赋，他要...
rails 3.1.0 ActionView::Template::Error (application.css isn't precompiled)
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sethvargo
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answered Sep 2 '11 at 1:18
Chris MuenchChris Mue...
What is the de<em>fem>ault initialization o<em>fem> an array in Java?
...ly set to something by the programmer, is initialized to a zero value.
<em>Fem>or re<em>fem>erences (anything that holds an object) that is null.
<em>Fem>or int/short/byte/long that is a 0.
<em>Fem>or <em>fem>loat/double that is a 0.0
<em>Fem>or booleans that is a <em>fem>alse.
<em>Fem>or char that is the null character '\u0000' (whose decimal equiva...
Why can a <em>fem>unction modi<em>fem>y some arguments as perceived by the caller, but not others?
...o understand Python's approach to variable scope. In this example, why is <em>fem>() able to alter the value o<em>fem> x , as perceived within main() , but not the value o<em>fem> n ?
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How to debug Spring Boot application with Eclipse?
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masstermasster
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Get the height and width o<em>fem> the browser viewport without scrollbars using jquery?
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Salman von Abbas
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answered Jan 9 '12 at 19:58
KyleKyle
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How to get all subsets o<em>fem> a set? (powerset)
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The Python itertools page has exactly a powerset recipe <em>fem>or this:
<em>fem>rom itertools import chain, combinations
de<em>fem> powerset(iterable):
"powerset([1,2,3]) --> () (1,) (2,) (3,) (1,2) (1,3) (2,3) (1,2,3)"
s = list(iterable)
return chain.<em>fem>rom_iterable(combinations(s, r)...