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Is there a way to instantiate objects from a string holding their class name?

...ave in another question, this code fails on VS2010 with ambiguous template errors because of make_pair. To fix, change make_pair to std::pair<std::string,Base*()()> and it should fix those errors. I also got some linking errors which were fixed by adding BaseFactory::map_type BaseFactory::map ...
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Rails I18n validation deprecation warning

... don't care about locales true: if you want the application to raise an error if an invalid locale is passed (or) want to default to the new Rails behaviors (or) care about locale validation Note: The old default behavior corresponds to false, not true. If you are setting the config.i18n.def...
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What characters are forbidden in Windows and Linux directory names?

... 254 files? And what about utf8? – j_kubik Sep 9 '12 at 1:33 21 The 254 files we...
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No module named _sqlite3

...y VPS running Debian 5. When I run a demo app, it comes back with this error: 21 Answers ...
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Unable to login to SQL Server + SQL Server Authentication + Error: 18456

... By default login failed error message is nothing but a client user connection has been refused by the server due to mismatch of login credentials. First task you might check is to see whether that user has relevant privileges on that SQL Server inst...
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How to get everything after a certain character?

... kenorb 105k4949 gold badges542542 silver badges576576 bronze badges answered Jul 10 '12 at 1:38 databyssdatab...
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How to determine whether code is running in DEBUG / RELEASE build?

... JeehutJeehut 14k77 gold badges5050 silver badges6666 bronze badges 1 ...
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How does Python's super() work with multiple inheritance?

... [Second, First]? There's no obvious expectation, and Python will raise an error: TypeError: Error when calling the metaclass bases Cannot create a consistent method resolution order (MRO) for bases Second, First Edit: I see several people arguing that the examples above lack super() calls, s...
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Purpose of Python's __repr__

... This should maybe use %r instead of %s: stackoverflow.com/questions/6005159/… – Jonathan Adelson Mar 27 '13 at 15:56 44 ...
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How to select rows from a DataFrame based on column values?

..._name']) <= B which results in a Truth value of a Series is ambiguous error. To select rows whose column value does not equal some_value, use !=: df.loc[df['column_name'] != some_value] isin returns a boolean Series, so to select rows whose value is not in some_values, negate the boolean ...