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What is scaffolding? Is it a term for a particular platform?
...quickly set up skeleton for an app. It's not rails-only since other platforms have it as well. It's also not generally m>me m>ant to be a "final" system; m>me m>rely the first, smallest way to do it.
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C++ unordered_map using a custom class type as the key
I am trying to use a custom class as key for an unordered_map , like the following:
3 Answers
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Multiple columns index when using the declarative ORM extension of sqlalchemy
According to the docum>me m>ntation and the comm>me m>nts in the sqlalchemy.Column class, we should use the class sqlalchemy.schema.Index to specify an index that contains multiple columns.
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Why does Convert.ToString(null) return a different value if you cast null?
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There are 2 overloads of ToString that com>me m> into play here
Convert.ToString(object o);
Convert.ToString(string s);
The C# compiler essentially tries to pick the most specific overload which will work with the input. A null value is convertible to any reference t...
Bash set +x without it being printed
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I had the sam>me m> problem, and I was able to find a solution that doesn't use a subshell:
set -x
command
{ set +x; } 2>/dev/null
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instantiate a class from a variable in PHP?
I know this question sounds rather vague so I will make it more clear with an example:
5 Answers
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How to inspect the return value of a function in GDB?
Is it possible to inspect the return value of a function in gdb assuming the return value is not assigned to a variable?
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Does a finally block run even if you throw a new Exception?
In this code will som>me m>Var be set even if the catch block is executed and the second Exception is thrown?
6 Answers
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What is the Scala annotation to ensure a tail recursive function is optimized?
I think there is @tailrec annotation to ensure the compiler will optimize a tail recursive function. Do you just put it in front of the declaration? Does it also work if Scala is used in scripting mode (for instance using :load <file> under REPL)?
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How to get a specific version of a file in m>Me m>rcurial?
I am new to m>Me m>rcurial. Just cannot find the right command. Tried update/checkout with no luck. I am using local repository. Thanks
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