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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
... between clients and is transport-agnostic, so it can use UDP, TCP or even more abstract layers. This is generally used for high volume data transfer, such as video/audio streaming, where reliability is secondary and a few frames or reduction in quality progression can be sacrificed in favour of res...
What is the JavaScript convention for no operation?
...understandable, readable and as much efficient as it can get.
Why make it more difficult, when it can be simple?
edit:
So then, does a "no-operation" command basically indicate an inferior code structure?
You're missing my point. All the above is about the ternary expression x ? y : z.
But,...
Is 'float a = 3.0;' a correct statement?
...value which is one tenth of someFloat, the expression someFloat * 0.1 will more accurate results than someFloat * 0.1f, while in many cases being cheaper than a floating-point division. For example, (float)(167772208.0f*0.1) will correctly round to 16777220 rather than 16777222. Some compilers may...
Generic method multiple (OR) type constraint
... you wouldn't be able to use the generic parameters in a meaningful way anymore. Inside the class, they would have to be treated like object if they were allowed to be of completely different types. That means you could just as well leave out the generic parameter and provide overloads.
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Case-insensitive string comparison in C++ [closed]
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How can I join elements of an array in Bash?
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How can I tell when a MySQL table was last updated?
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Select row with most recent date per user
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No need for subqueries! Moreover, this solution doesn't work if there are two records with exactly the same time. There is no need to try reinvent the wheel every time, as this is common problem - instead, go for already tested and optimized soluti...
What happens if a finally block throws an exception?
...ometimes write files to removable or networked disks; problems can be much more common with those. If someone yanks out a USB stick before a file has been fully written, it would be better to tell them immediately than wait until they get where they're going and find the file is corrupt. Yielding ...