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Error installing libv8: ERROR: Failed to build gem native extension
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try this one:
gem install libv8 -v '3.16.14.3' -- --with-system-v8
Note : Because libv8 is the interface for the V8 engine used by therubyracer,
you may need to use libv8, even if you have V8 installed already. If
you wish to use your own V8 installat...
Using switch statement with a range of value in each case?
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edited Aug 23 '17 at 14:18
answered Jun 3 '12 at 20:49
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Get the first element of each tuple in a list in Python [duplicate]
... for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_list = [x for x,_ in rows]
Below is a demonstration:
>>> lst = [(1, 2), (3, 4)...
Python script to copy text to clipboard [duplicate]
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answered Jun 16 '12 at 12:35
robertrobert
27.8k88 gold badges5050 silver badges7070 bronze badges
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Oracle Differences between NVL and Coalesce
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316
COALESCE is more modern function that is a part of ANSI-92 standard.
NVL is Oracle specific, ...
What are best practices for using SmtpClient, SendAsync and Dispose under .NET 4.0
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edited Dec 8 '17 at 7:03
user276648
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answered ...
Reset select2 value and show placeholder
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37 Answers
37
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Javascript: How to check if a string is empty? [duplicate]
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Dustin LaineDustin Laine
35.3k99 gold badges7878 silver badges119119 bronze badges
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How can I launch Safari from an iPhone app?
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edited Jul 13 '14 at 8:29
Intrications
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Unexpected value from nativeGetEnabledTags: 0
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edited May 23 '17 at 11:53
Community♦
111 silver badge
answered Nov 20 '12 at 16:03
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