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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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101
I'm not AMD or speaking for them, but I would have done it the same way. Because zeroing the h...
Different dependencies for different build profiles
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175
To quote the Maven documentation on this:
A profile element contains both an optional activat...
How do I check if a string is unicode or ascii?
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11 Answers
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Equivalent of “continue” in Ruby
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951
Yes, it's called next.
for i in 0..5
if i < 2
next
end
puts "Value of local va...
Shallow copy of a Map in Java
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106
It's always better to copy using a copy constructor. clone() in Java is broken (see SO: How to...
in javascript, how can i get the last character in a string [duplicate]
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183
Since in Javascript a string is a char array, you can access the last character by the length ...
svn: replace trunk with branch
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118
Use svn move to move the contents of the old trunk somewhere else and rename the branch to tru...
How do I view an older version of an SVN file?
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answered Nov 18 '10 at 19:49
John KugelmanJohn Kugelman
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execJs: 'Could not find a JavaScript runtime' but execjs AND therubyracer are in Gemfile
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18 Answers
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