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Breadth First Vs Depth First
... Container
While (there are nodes in Container)
N = Get the "next" node from Container
Store all the children of N in Container
Do some work on N
The difference between the two traversal orders lies in the choice of Container.
For depth first use a stack. (The recursive implementation ...
How to create GUID / UUID?
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Actually, the RFC allows for UUIDs that are created from random numbers. You just have to twiddle a couple of bits to identify it as such. See section 4.4. Algorithms for Creating a UUID from Truly Random or Pseudo-Random Numbers: rfc-archive.org/getrfc.php?rfc=4122
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Using Mockito's generic “any()” method
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I had a problem with the import, I was using the any() from hamcrest in my imports and it collided with the one from mockito.
– Doppelganger
Jun 13 '14 at 13:55
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“#include” a text file in a C program as a char[]
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@eSKay: that comes directly from the output of xxd, as the answer says. the name of the array is the input filename. if you're piping data in instead of using an input file, you'll get an list of hexadecimal values instead (without the array declaration...
How to explain Katana and OWIN in simple words and uses?
... vNext, meaning that programming model will be pretty much the same. Quote from forum post made by David Fowler (Architect of ASP.NET vNext):
vNext is the successor to Katana (which is why they look so similar).
Katana was the beginning of the break away from System.Web and to more
modular c...
How to find all combinations of coins when given some dollar value
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It stems from the number of polynomial solutions n1 * coins(0) + n2 * coins(1) + ... + nN * coins(N-1) = money. So for money=0 and coins=List(1,2,5,10) the count for combinations (n1, n2, n3, n4) is 1 and the solution is (0, 0, 0, 0)....
Redirecting Output from within Batch file
I am creating a batch file with some simple commands to gather information from a system. The batch file contains commands to get the time, IP information, users, etc.
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How to get VM arguments from inside of Java application?
...t for -client and -server. Thus, if you infer the -client/-server argument from the VM name and add this to the runtime management bean's list, you get the full list of arguments.
Here's the SSCCE:
import java.util.*;
import java.lang.management.ManagementFactory;
class main {
public static voi...
Floating point vs integer calculations on modern hardware
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Alas, I can only give you an "it depends" answer...
From my experience, there are many, many variables to performance...especially between integer & floating point math. It varies strongly from processor to processor (even within the same family such as x86) because diffe...
Delete an element from a dictionary
Is there a way to delete an item from a dictionary in Python?
15 Answers
15
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