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Cannot obtain value of local or argument as it is not available at this instruction pointer, possibl
Visual Studio 2010 kills (there is no other word) data in one of the arguments of the function in the unsafe block.
What could cause this error? The following message shows by the debugger.
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How to mount a host directory in a Docker container
...ing to mount a host directory into a Docker container so that any updates done on the host is reflected into the Docker containers.
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Two-way encryption: I need to store passwords that can be retrieved
...e. There are some encryption schemes that are impossible to crack such as OneTimePad).
Where do I store the private key?
What I would do is use 3 keys. One is user supplied, one is application specific and the other is user specific (like a salt). The application specific key can be stored anywh...
How to clone a case class instance and change just one field in Scala?
...t; 'sentMessages
val existingPersona = Persona("store", "apple", Set("iPhone"))
// When you need the new copy, by setting the value,
val newPersona1 = messageLens.set(existingPersona)(Set.empty)
// or by other operation based on current value.
val newPersona2 = messageLens.modify(existingPersona)...
Undefined, unspecified and implementation-defined behavior
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Undefined behavior is one of those aspects of the C and C++ language that can be surprising to programmers coming from other languages (other languages try to hide it better). Basically, it is possible to write C++ programs that do not behave in ...
Delete directory with files in it?
...check for dots (. and ..) and it deletes the resolved path, not the actual one.
– Alix Axel
Jun 1 '11 at 7:53
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What is the difference between “INNER JOIN” and “OUTER JOIN”?
...ately. An outer join will give the results of A intersect B in addition to one of the following: all of A (left join), all of B (right join) or all of A and all of B (full join). Only this last scenario is really A union B. Still, a well written explanation.
– Thomas
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Element-wise addition of 2 lists?
...e python syntax is really elegant and simple, but unfortunately this isn't one of them. And for such a simple task, it's a pity.... Why would they make "+" concatenate the lists when there's already the .extend() method?
– Nic Scozzaro
Nov 13 '18 at 2:37
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How can I check if a string represents an int, without using try/except?
...he strings that Python considers integers. I say just be pythonic on this one.
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What is the difference between a strongly typed language and a statically typed language?
Also, does one imply the other?
8 Answers
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