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What do you call the -> operator in Ruby?

... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers. Draft saved Draft discarded ...
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How do I activate C++ 11 in CMake?

... old CMake and g++ 4.6 (and future-proof). I also upvoted the CXX_STANDARD-based answers, but this was the only answer useful in my situation. – Tomasz Gandor Jan 30 '15 at 14:20 ...
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Semicolons superfluous at the end of a line in shell scripts?

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How do I programmatically get the GUID of an application in .net2.0

...ally. The Tlbimp.exe (Type Library Importer) tool calculates a LIBID value based on the identity of the assembly. GetTypeLibGuid returns the LIBID that is associated with the GuidAttribute, if the attribute is applied. Otherwise, GetTypeLibGuidForAssembly returns the calculated value. Alternatively,...
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Using group by on multiple columns

...mn_name; Remember this order: SELECT (is used to select data from a database) FROM (clause is used to list the tables) WHERE (clause is used to filter records) GROUP BY (clause can be used in a SELECT statement to collect data across multiple records and group the results by one or more column...
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How can I determine if a String is non-null and not only whitespace in Groovy?

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How can I check if character in a string is a letter? (Python)

...betic characters are those characters defined in the Unicode character database as “Letter”, i.e., those with general category property being one of “Lm”, “Lt”, “Lu”, “Ll”, or “Lo”. Note that this is different from the “Alphabetic” property defined in the Unicode Standard...
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Swift: Convert enum value to String?

... This is really helpful, especially if my enum is not based on Strings – daspianist Mar 31 '17 at 17:42 1 ...
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What is a C++ delegate?

... I've done a version of Elbert Mai's generic callbacks in C++11 based on other ideas seen elsewhere, and it does seem to clear most of the issues you cite in 2). The only remaining nagging issue for me is i'm stuck using a macro in the client code to create the delegates. There is probabl...
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Controlling number of decimal digits in print output in R

...One more solution able to control the how many decimal digits to print out based on needs (if you don't want to print redundant zero(s)) For example, if you have a vector as elements and would like to get sum of it elements <- c(-1e-05, -2e-04, -3e-03, -4e-02, -5e-01, -6e+00, -7e+01, -8e+02...