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What is the difference between HashSet and List?
...SymmetricExceptWith(hashSet2);//hashSet1 -> 4, 5, 6
By the way, the order is not preserved in HashSets. In the example, we added element "2" last but it is in the second order:
HashSet<string> hashSet1 = new HashSet<string>() { "3", "4", "8" };
hashSet1.Add("1"); // 3, 4, 8, 1...
When is it appropriate to use UDP instead of TCP? [closed]
... single hop really (routing disabled, ...), but have noticed that packet reordering could become an issue on some faulty network cards. What user-mode TCP (or some other user-mode flow controlled) stack do you suggest?
– dashesy
Mar 13 '13 at 14:28
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Sorting an array of objects in Ruby by object attribute?
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Ascending order :
objects_array.sort! { |a, b| a.attribute <=> b.attribute }
or
objects_array.sort_by{ |obj| obj.attribute }
Descending order :
objects_array.sort! { |a, b| b.attribute <=> a.attribute }
or
obje...
What's the difference between the data structure Tree and Graph?
...essor node and one or two successor nodes. It can be traversed by using In-order, Pre-order, Post-order, and Breadth First traversals. Tree is a special kind of graph that has no cycle so that is known as DAG (Directed Acyclic Graph). Tree is a hierarchical model.
In graph, each node has one or ...
Extracting bits with a single multiplication
...acent to each other in the original, AND you want to keep them in the same order, then you can still do it. And for the purpose of the (N-1) rule they count as two bits.
There is another insight - inspired by the answer of @Ternary below (see my comment there). For each interesting bit, you only n...
Explanation of JSONB introduced by PostgreSQL
...is if for legacy reasons your code consuming your json is dependent on the ordering of the json fields and they can't be reordered.
– djdrzzy
Aug 15 '16 at 20:35
4
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Convert from enum ordinal to enum type
...ng for me. It returns out the ordinal value is not guaranteed to match the order in which the enumerated types are added. I don't know that is what this answer is advocating, but I wanted to warn people nonetheless
– IcedDante
Jul 14 '15 at 0:06
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Any difference between First Class Function and High Order Function
...wondering whether/what difference between First Class Function and High Order Function .
6 Answers
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Why does the order of the loops affect performance when iterating over a 2D array?
... x[1][0] etc...
Meaning that you're hitting them all in order. Now look at the 1st version. You're doing:
x[0][0]
x[1][0]
x[2][0]
x[0][1]
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Why does the order in which libraries are linked sometimes cause errors in GCC?
Why does the order in which libraries are linked sometimes cause errors in GCC?
9 Answers
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