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Is there a way for multiple processes to share a listening socket?
In socket programming, you create a listening socket and then for each client that connects, you get a normal stream socket that you can use to handle the client's request. The OS manages the queue of incoming connections behind the scenes.
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Select N random elements from a List in C#
I need a quick algorithm to select 5 random elements from a generic list. For example, I'd like to get 5 random elements from a List<string> .
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How to get unique device hardware id in Android? [duplicate]
How to get the unique device ID in Android which cannot be changed when performing a phone reset or OS update?
3 Answers
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Undefined reference to `pow' and `floor'
...calculator in C but when compiling gcc tells me that I'm missing the pow and floor functions. What's wrong?
6 Answers
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A generic list of anonymous class
...r I got Error 1 'System.Array' does not contain a definition for 'ToList' and no extension method 'ToList' accepting a first argument of type 'System.Array' could be found (are you missing a using directive or an assembly reference?)
– DHornpout
Mar 4 '09 at 2...
Passing command line arguments from Maven as properties in pom.xml
Is it possible to pass arguments from command line to properties in pom.xml file ?
for example I run mvn ... argument
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How does a Java HashMap handle different objects with the same hash code?
As per my understanding I think:
14 Answers
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Understanding slice notation
...t value that is not in the selected slice. So, the difference between stop and start is the number of elements selected (if step is 1, the default).
The other feature is that start or stop may be a negative number, which means it counts from the end of the array instead of the beginning. So:
a[-1]...
Java current machine name and logged in user?
...it possible to get the name of the currently logged in user (Windows/Unix) and the hostname of the machine?
4 Answers
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from list of integers, get number closest to a given value
...s O(log n) time (note however checking if a list is already sorted is O(n) and sorting is O(n log n).)
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