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How do I return the response from an asynchronous call?
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→ For a more general explanation of async behaviour with different examples, please see Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
→ If you already understand the problem, ski...
How can I force a long string without any blank to be wrapped?
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When to use MongoDB or other document oriented database systems? [closed]
...es about MongoDB:
MongoDB is not a key/value store, it’s quite a bit more. It’s definitely not a RDBMS either. I haven’t used MongoDB in production, but I have used it a little building a test app and it is a very cool piece of kit. It seems to be very performant and either has, or will ha...
POST data to a URL in PHP
...swer because people usually come to stackoverflow for an answer not to get more questions.
– Stefan Fabian
Sep 13 '16 at 8:21
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Difference between Big-O and Little-O Notation
...mptotic growth is strictly slower than g's". It's like <= versus <.
More specifically, if the value of g(x) is a constant multiple of the value of f(x), then f ∈ O(g) is true. This is why you can drop constants when working with big-O notation.
However, for f ∈ o(g) to be true, then g mu...
python exception message capturing
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Prevent HTML5 video from being downloaded (right-click saved)?
...o Save As, you only save a chunk, not the whole video. It would take a bit more effort to gather all the chunks and stitch them using some dedicated software.
Another technique is to paint <video> on <canvas>. In this technique, with a bit of JavaScript, what you see on the page is a &l...
When is the finalize() method called in Java?
...ollector on an object when garbage collection determines that there are no more references to the object.
As Joachim pointed out, this may never happen in the life of a program if the object is always accessible.
Also, the garbage collector is not guaranteed to run at any specific time. In genera...