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static constructors in C++? I need to initialize private static objects
I want to have a class with a private static data member (a vector that contains all the characters a-z). In java or C#, I can just make a "static constructor" that will run before I make any instances of the class, and sets up the static data members of the class. It only gets run once (as the vari...
Switching between GCC and Clang/LLVM using CMake
I have a number of projects built using CMake and I'd like to be able to easily switch between using GCC or Clang/LLVM to compile them. I believe (please correct me if I'm mistaken!) that to use Clang I need to set the following:
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How to set warning level in CMake?
How to set the warning level for a project (not the whole solution) using CMake ? Should work on Visual Studio and GCC .
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configure: error: C compiler cannot create executables
I've checked a number of similar questions on stackoverflow but haven't found an answer yet.
15 Answers
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How do I convert between big-endian and little-endian values in C++?
How do I convert between big-endian and little-endian values in C++?
31 Answers
31
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SVN+SSH, not having to do ssh-add every time? (Mac OS)
I know the answer is out there, but I'm pretty Unix-dumb and probably wouldn't recognize the solution if it hit me in the face.
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How can I remove the string “\n” from within a Ruby string?
I have this string:
6 Answers
6
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Trouble comparing time with RSpec
I am using Ruby on Rails 4 and the rspec-rails gem 2.14. For a my object I would like to compare the current time with the updated_at object attribute after a controller action run, but I am in trouble since the spec does not pass. That is, given the following is the spec code:
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How to convert R Markdown to PDF?
I've previously asked about the commands for converting R Markdown to HTML .
8 Answers
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Is Fortran easier to optimize than C for heavy calculations?
From time to time I read that Fortran is or can be faster then C for heavy calculations. Is that really true? I must admit that I hardly know Fortran, but the Fortran code I have seen so far did not show that the language has features that C doesn't have.
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