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What would cause an algorithm to have O(log n) complexity?
...mber less than or equal to one? For 16, we have that
16 / 2 = 8
8 / 2 = 4
4 / 2 = 2
2 / 2 = 1
Notice that this ends up taking four steps to complete. Interestingly, we also have that log2 16 = 4. Hmmm... what about 128?
128 / 2 = 64
64 / 2 = 32
32 / 2 = 16
16 / 2 = 8
8 / 2 = 4
4 / ...
List View Filter Android
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Add an EditText on top of your listview in its .xml layout file.
And in your activity/fragment....
Use of the MANIFEST.MF file in Java
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FrankFrank
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What are the differences between 'call-template' and 'apply-templates' in XSL?
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4 Answers
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What are some compelling use cases for dependent method types?
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4 Answers
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How to detect iPhone 5 (widescreen devices)?
I've just upgraded to XCode 4.5 GM and found out that you can now apply the '4" Retina' size to your view controller in the storyboard.
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
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edited May 23 '17 at 12:34
Community♦
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answered Jun 20 '11 at 4:55
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What's the difference between window.location= and window.location.replace()?
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window.location adds an item to your history in that you can (or should be able to) click "Bac...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ua命令后进入lua的shell中执行语句。
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chenhao-air:lua chenhao$ lua
Lua 5.2.2 Copyright (C) 1994-2013 Lua.org, PUC-Rio
> print("Hello, World")
Hello, World
>
也可以把脚本存成一个文件，用如下命令行...
How to convert a data frame column to numeric type?
... a 1
2 b 2 2 b 2
3 c 3 3 c 3
4 d 4 4 d 4
5 e 5 5 e 5
and let us run:
> sapply(d, mode)
char fake_char fac char_fac num
"character" "character" "numeric" "numeric" "numer...