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How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
I have install Mountain Lion (Mac OS X 10.8) and now gcc doesn't seem to be available anymore. I've also installed Xcode 4.4 so there is no more /Developer directory.
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编译失败！ Error: Your build failed due to an error in the AAPT stage,...
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Tag <activity> attribute name has invalid character
[java] /tmp/1685410160630_0.39828964915976717-0/youngandroidproject/../build/AndroidManifest.xml:5: Tag <activity> attribute name has invalid character '�'.
[java] May 30, 2023 9:29:27 AM com.google.appin...
Difference between std::result_of and decltype
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result_of was introduced in Boost, and then included in TR1, and finally in C++0x. Therefore result_of has an advantage that is backward-compatible (with a suitable library).
decltype is an entirely new thing in C++0x, does not restrict only to return type of a function, and is a l...
Repeatedly run a shell command until it fails?
...with whatever command you're already using:
untilfail ./runTest --and val1,val2 -o option1 "argument two"
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How do I concatenate two lists in Python?
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You can use the + operator to combine them:
listone = [1,2,3]
listtwo = [4,5,6]
joinedlist = listone + listtwo
Output:
>>> joinedlist
[1,2,3,4,5,6]
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How to select option in drop down using Capybara
I'm trying to select an item from a drop down menu using Capybara (2.1.0).
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Nullable vs. int? - Is there any difference?
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135
No difference.
int? is just shorthand for Nullable<int>, which itself is shorthand for ...
Microsecond timing in JavaScript
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134
As alluded to in Mark Rejhon's answer, there is an API available in modern browsers that expos...
In Vim, how do I delete everything within the double quotes?
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edited Oct 25 '17 at 12:43
Hossein Vatani
67777 silver badges2121 bronze badges
answered Jan ...