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What is the difference between ArrayList.clear() and ArrayList.removeAll()?

...oints out, c.contains(..) increases the time complexity of removeAll to O(n2) as opposed to clear's O(n). share | improve this answer | follow | ...
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Using switch statement with a range of value in each case?

... | edited Aug 23 '17 at 14:18 answered Jun 3 '12 at 20:49 ...
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psql invalid command \N while restore sql

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Download a single folder or directory from a GitHub repo

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How to display multiple notifications in android

... answered Aug 7 '13 at 11:23 Sanket ShahSanket Shah 4,28133 gold badges1818 silver badges3737 bronze badges ...
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How do you simulate Mouse Click in C#?

... [Flags] public enum MouseEventFlags { LeftDown = 0x00000002, LeftUp = 0x00000004, MiddleDown = 0x00000020, MiddleUp = 0x00000040, Move = 0x00000001, Absolute = 0x00008000, RightDown = 0x00000008, RightUp = 0x00000010 } ...
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Java: How to convert List to Map

... 192 List<Item> list; Map<Key,Item> map = new HashMap<Key,Item>(); for (Item i : li...
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How to create a drop shadow only on one side of an element?

Is there a way to drop the shadow only on the bottom?. I have a menu with 2 images next to each other. I don't want a right shadow because it overlaps the right image. I don't like to use images for this so is there a way to drop it only on the bottom like: ...
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How to cast int to enum in C++?

... 248 int i = 1; Test val = static_cast<Test>(i); ...
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Android adb “Unable to open sync connection!”

...t for doing this? – James Moore May 25 '11 at 16:06 1 Seriously why is android always so faulty!?...