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Amazon SimpleDB vs Amazon DynamoDB
...n it's not required. ( ie. During a promotion , Celebrity referral signups etc scenarios like this will have a time-based spike of hardware requirements )
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C++11 features in Visual Studio 2012
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Atomics
Strong compare and exchange
Bi-directional fences
Data-dependency ordering
Range-based for loop
In early November 2012, Microsoft announced the Visual C++ Compiler November 2012 CTP, which adds more C++11 functionality to Visual Studio 2012:
uniform initialization
initializer lists
var...
How can I make a horizontal ListView in Android? [duplicate]
...t he got it working, but it doesn't recycle views, the data is static, the order of items isn't guaranteed and it's really hard to adjust/fix without knowing exactly what you're doing due to the lack of comments in it. If you know exactly what you're doing, you don't need this solution in the first ...
What is the difference between IEnumerator and IEnumerable? [duplicate]
... an Enumerator is at a certain position (the 1st element, the 7th element, etc) and can give you that element (IEnumerator.Current) or move to the next one (IEnumerator.MoveNext). When you write a foreach loop in C#, the compiler generates code that uses an Enumerator.
An Enumerable is a class tha...
Installing Bower on Ubuntu
...version
1.4.3
Now install Bower:
sudo npm install -g bower
This will fetch and install Bower globally.
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UINavigationBar Hide back Button Text
...ote: the font size change is needed even though the text color is clear in order to ensure that long titles do not cause the center nav bar title to shift over)
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JavaScript to scroll long page to DIV
...n the visible portion of it's parent, then repeat the same for the parent, etc, all the way until you reach the top.
One step of this would look something like this (untested code, not checking edge cases):
function scrollIntoView(node) {
var parent = node.parent;
var parentCHeight = parent.cl...
Is MATLAB OOP slow or am I doing something wrong?
...at( a b ) , strcmp( a, b ) , retrieve first element of strfind( a, b ) , etc.
4 Answers
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What does “Changes not staged for commit” mean
... your repo.
First of all
git init
and follow above mentioned steps in order.
This worked for me
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How do I create an average from a Ruby array?
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Some benchmarking of top solutions (in order of most efficient):
Large Array:
array = (1..10_000_000).to_a
Benchmark.bm do |bm|
bm.report { array.instance_eval { reduce(:+) / size.to_f } }
bm.report { array.sum.fdiv(array.size) }
bm.report { array.sum / a...