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Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
I have a computer with 1 MB of RAM and no other local storage. I must use it to accept 1 million 8-digit decimal numbers over a TCP connection, sort them, and then send the sorted list out over another TCP connection.
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How do you find the sum of all the numbers in an array in Java?
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What if array contains large numbers and the sum is out of int scope?
– thanhbinh84
Apr 1 '16 at 15:31
5
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Call by name vs call by value in Scala, clarification needed
As I understand it, in Scala, a function may be called either
16 Answers
16
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How can I get zoom functionality for images?
Is there a common way to show a big image and enable the user to zoom in and out and pan the image?
13 Answers
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How to unit test abstract classes: extend with stubs?
... then you can factor out the helper methods into one class (scenario2) and convert the inheritance tree into a strategy pattern.
If you find you have some methods your base class implements directly and other are virtual, then you can still convert the inheritance tree into a strategy pattern, but...
Can I have onScrollListener for a ScrollView?
I am using a HorizontalScrollView in a layout and I need to identify the user have reached the start and end point of the scroll.
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What is a C++ delegate?
...is the general idea of a delegate in C++? What are they, how are they used and what are they used for?
6 Answers
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How does the Java 'for each' loop work?
...or any object that implements the Iterable interface.
Also, if the right-hand side of the for (:) idiom is an array rather than an Iterable object, the internal code uses an int index counter and checks against array.length instead. See the Java Language Specification.
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How to initialize an array in Java?
...tic void product(int[] array){ int[] productArray = new int[array.length]; and want to set all the values of productArray zero, what should I write? (I think I should write a loop and set all values to zero, is there any better way to do this?)
– Hengameh
Aug 2...
Scale Image to fill ImageView width and keep aspect ratio
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Without using any custom classes or libraries:
<ImageView
android:id="@id/img"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:adjustViewBounds="true"
android:scaleType="fitCenter" />
scaleType="fitCenter" (default when omitted)
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