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Difference between classification and clustering in data mining? [closed]
Can someone explain what the difference is between classification and clustering in data mining?
21 Answers
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Is That REST API Really RPC? Roy Fielding Seems to Think So
A large amount of what I thought I knew about REST is apparently wrong - and I'm not alone. This question has a long lead-in, but it seems to be necessary because the information is a bit scattered. The actual question comes at the end if you're already familiar with this topic.
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What is bootstrapping?
...read and important, but I've yet to come across even a poor explanation of what bootstrapping actually is; rather, it seems as though everyone is just supposed to know what it means. I don't, though. Near as I can figure, it has something to do with initialization tasks required of an application ...
What is BSON and exactly how is it different from JSON?
...o store data internally. However the documentation is not exactly clear on what BSON is and how it is used in MongoDB. Can someone explain it to me, please?
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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
What is the difference between NoClassDefFoundError and ClassNotFoundException ?
15 Answers
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Java code To convert byte to Hexadecimal
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Looking at the text of the question, it's also possible that this is what is requested:
String[] arr = {"-1", "0", "10", "20" };
for (int i = 0; i < arr.length; i++) {
arr[i] = String.format("%02x", Byte.parseByte(arr[i]));
}
System.out.println(java.util.Arrays.toSt...
What does “exec sp_reset_connection” mean in Sql Server Profiler? [duplicate]
Trying to understand what Sql Profiler means by emitting "sp_reset_connection".
3 Answers
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What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
... focus on AsEnumerable and AsQueryable and mention ToList() along the way.
What do these methods do?
AsEnumerable and AsQueryable cast or convert to IEnumerable or IQueryable, respectively. I say cast or convert with a reason:
When the source object already implements the target interface, the sour...
What is a raw type and why shouldn't we use it?
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What is a raw type?
The Java Language Specification defines a raw type as follows:
JLS 4.8 Raw Types
A raw type is defined to be one of:
The reference type that is formed by taking the name of a generic type declaration wit...
What is the proper way to check for null values?
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What about
string y = (Session["key"] ?? "none").ToString();
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