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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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What's the point of g++ -Wreorder?
The g++ -Wall option includes -Wreorder. What this option does is described below. It is not obvious to me why somebody would care (especially enough to turn this on by default in -Wall).
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UITextField - capture return button event
...d "return" keyboard button while editing UITextField?
I need to do this in order to dismiss keyboard when user pressed the "return" button.
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List OrderBy Alphabetical Order
...(x.LastName, y.LastName));
If you mean a new list:
var newList = people.OrderBy(x=>x.LastName).ToList(); // ToList optional
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Python List vs. Array - when to use?
...h element of an array in a constant time, whereas in linked list, it takes order 'n' in the worst case. What's the lookup time of i'th element in a python list?
– Nithish Inpursuit Ofhappiness
Jul 19 '17 at 2:16
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MySQL Error 1215: Cannot add foreign key constraint
... where the foreign key columns are listed as the first columns in the same order. Such an index is created on the referencing table automatically if it does not exist. This index might be silently dropped later, if you create another index that can be used to enforce the foreign key constraint. inde...
What is a “cache-friendly” code?
... algorithm design
Whenever possible, try to adapt your data structures and order of computations in a way that allows maximum use of the cache. A common technique in this regard is cache blocking (Archive.org version), which is of extreme importance in high-performance computing (cfr. for example AT...
Difference between final static and static final
...declaration, it is customary, though not required, that they appear in the order consistent with that shown above in the production for FieldModifier.
For fields, the said production lists the modifiers in this order:
@Annotation public protected private static final transient volatile
And f...
SortedList, SortedDictionary and Dictionary
...ary<K,V> is equal or faster in every case than Sorted analog, but if order of elements is required, e.g. to print them, Sorted one is chosen.
Src: http://people.cs.aau.dk/~normark/oop-csharp/html/notes/collections-note-time-complexity-dictionaries.html
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MIN/MAX vs ORDER BY and LIMIT
...ay' and 'NULL' rows) whereas the SORT and LIMIT still needs needs to do an ordered traversal of the index (106,000 rows). The actual performance impact is probably negligible.
It looks like MIN() is the way to go - it's faster in the worst case, indistinguishable in the best case, is standard SQL ...