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Do HTML WebSockets maintain an open connection for each client? Does this scale?
I am curious if anyone has any information about the scalability of HTML WebSockets. For everything I've read it appears that every client will maintain an open line of communication with the server. I'm just wondering how that scales and how many open WebSocket connections a server can handle. Mayb...
How to “properly” print a list?
...element of mylist, creating a new list of strings that is then joined into one string with str.join(). Then, the % string formatting operator substitutes the string in instead of %s in "[%s]".
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Could not load file or assembly or one of its dependencies
I'm having another of these "Could not load file or assembly or one of its dependencies" problems.
43 Answers
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...exts, that type will yield slightly better performance than would a standalone heap object. Compilers which duck-type enumerators (as both C# and vb.net do) can take advantage of this when generating foreach code. If the List<T> is cast to IEnumrable<T> before the foreach, the IEnumera...
What is a None value?
I have been studying Python, and I read a chapter which describes the None value, but unfortunately this book isn't very clear at some points. I thought that I would find the answer to my question, if I share it there.
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Calculate the median of a billion numbers
If you have one billion numbers and one hundred computers, what is the best way to locate the median of these numbers?
25 A...
Algorithm to return all combinations of k elements from n
.... Let's say {1,2,3} we can say that the difference between the elements is one and in order and minimal. {1,2,4} has one change and is lexicographically number 2. So the number of 'changes' in the last place accounts for one change in the lexicographical ordering. The second place, with one change {...
How to Correctly Use Lists in R?
...ate the 'switch' statement in C++, Java, etc. in languages that don't have one; probably a good way to do this in R when i need to). +1
– doug
Jan 12 '10 at 23:30
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Sort points in clockwise order?
...lgorithm you like, but use special comparison routine to determine whether one point is less than the other.
You can check whether one point (a) is to the left or to the right of the other (b) in relation to the center by this simple calculation:
det = (a.x - center.x) * (b.y - center.y) - (b.x - ...
Class method differences in Python: bound, unbound and static
...and unbound methods.
Basically, a call to a member function (like method_one), a bound function
a_test.method_one()
is translated to
Test.method_one(a_test)
i.e. a call to an unbound method. Because of that, a call to your version of method_two will fail with a TypeError
>>> a_test...