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Advantages of Binary Search Trees over Hash Tables
...han they need to.
For instance, if a hash function has a range R(h) = 0...100, then you need to allocate an array of 100 (pointers-to) elements, even if you are just hashing 20 elements. If you were to use a binary search tree to store the same information, you would only allocate as much space as ...
rails + MySQL on OSX: Library not loaded: libmysqlclient.18.dylib
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For those who come here for 10.11 you can't symlink to usr/lib anymore but a symlink to usr/local/lib will work: sudo ln -s /usr/local/mysql/lib/libmysqlclient.18.dylib /usr/local/lib/libmysqlclient.18.dylib
– JonathanSimmons
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Tutorials and libraries for OpenGL-ES games on Android [closed]
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Difference between Repository and Service Layer?
... StepUp
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answered Feb 19 '11 at 7:16
LukLedLukLed
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How to change color of Android ListView separator line?
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answered Mar 3 '10 at 15:45
JeremyFromEarthJeremyFromEarth
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How to check for an undefined or null variable in JavaScript?
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answered Apr 1 '10 at 9:54
user187291user187291
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Strengths of Shell Scripting compared to Python [closed]
...distros now.
– S.Lott
Apr 28 '09 at 10:54
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@Svante: write a simple shell loop to do a number of ...
How to get a group of toggle buttons to act like radio buttons in WPF?
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answered Mar 2 '10 at 16:41
Bryan AndersonBryan Anderson
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Why is a C++ Vector called a Vector?
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Mathematical definition of a vector is a member of the set Sn, which is an ordered sequence of ...
MYSQL OR vs IN performance
...eir "opinion", science is all about testing and evidence.
I ran a loop of 1000x the equivalent queries (for consistency, I used sql_no_cache):
IN: 2.34969592094s
OR: 5.83781504631s
Update:
(I don't have the source code for the original test, as it was 6 years ago, though it returns a result in t...