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Why does this (null || !TryParse) conditional result in “use of unassigned local variable”?
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Now this is really cool. I had no idea there is true or false operator.
– IllidanS4 wants Monica back
May 4 '13 at 21:49
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Mongodb Explain for Aggregation framework
... reports or analysis on documents in one or more collections. Based on the idea of a pipeline. We take input from a MongoDB collection and pass the documents from that collection through one or more stages, each of which performs a different operation on it's inputs. Each stage takes as input whatev...
Convert Django Model object to dict with all of the fields intact
... one convert a Django Model object to a dict with all of its fields? All ideally includes foreign keys and fields with editable=False .
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Why is it possible to recover from a StackOverflowError?
... the answer is incomplete without also going into detail why this is a bad idea. The difference to an explicitly thrown exception is that Errors cannot be anticipated even when writing exception safe code.
– Simon Richter
Mar 2 '14 at 18:53
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What exactly do “IB” and “UB” mean?
...ns fly out of your nose.
Using undefined behaviour is nearly always a bad idea. Even if it seems to work sometimes, any change to environment, compiler or platform can randomly break your code.
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Best practice: AsyncTask during orientation change
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Nice idea, but not everyone uses Fragments. There's a lot of legacy code written long before Fragments were an option.
– SMBiggs
Aug 22 '13 at 6:36
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Why is NaN not equal to NaN? [duplicate]
...e any reason that is still valid today, except that it would be a very bad idea to change the semantics.
– Sven Marnach
Oct 8 '15 at 11:22
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Shell equality operators (=, ==, -eq)
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@CharlesDuffy unfortunately i have no idea what are you referring to, because my comment seems to be deleted and i can't remember because it has been quite a time. :-(
– DJCrashdummy
Jan 29 at 16:38
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Why can't I use Docker CMD multiple times to run multiple services?
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Thanks,supervisor is a good idea,but i'm wonder how does CMD work inside docker image
– edwardsbean
May 18 '14 at 12:51
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Scala: List[Future] to Future[List] disregarding failed futures
... fr; a ← fa) yield r += a) fallbackTo fr
} map (_.result())
}
The idea here is that within the fold you are waiting for the next element in the list to complete (using the for-comprehension syntax) and if the next one fails you just fallback to what you already have.
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