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std::shared_ptr of this

...e_shared_from_this just for this purpose. You inherit from it and you can call .shared_from_this() from inside the class. Also, you are creating circular dependencies here that can lead to resource leaks. That can be resolved with the use of std::weak_ptr. So your code might look like this (assuming...
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Saving images in Python at a very high quality

...nd trying to get good figures in a latex document, save as an eps. Specifically, try something like this after running the commands to plot the image: plt.savefig('destination_path.eps', format='eps') I have found that eps files work best and the dpi parameter is what really makes them look good ...
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What predefined macro can I use to detect clang?

... To get a list of all the predefined macros that the compiler uses, use this: clang -dM -E -x c /dev/null You can do the same for gcc. share | ...
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Cannot deserialize the JSON array (e.g. [1,2,3]) into type ' ' because type requires JSON object (e.

... John PetersJohn Peters 5,49633 gold badges3232 silver badges6363 bronze badges add a comment ...
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Determine if variable is defined in Python [duplicate]

...ime? This is not always obvious because (1) the variable could be conditionally set, and (2) the variable could be conditionally deleted. I'm looking for something like defined() in Perl or isset() in PHP or defined? in Ruby. ...
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What is the maximum length of a table name in Oracle?

... It's actually based on the version in the compatible parameter. If you have a 12.2 DB with compatible set to 11.2.0, is still limits you to 30 chars. – rtaft Nov 15 '18 at 15:13 ...
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How to link C++ program with Boost using CMake

... In CMake you could use find_package to find libraries you need. There usually is a FindBoost.cmake along with your CMake installation. As far as I remember, it will be installed to /usr/share/cmake/Modules/ along with other find-scripts for common libraries. You could just check the documentation...
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Can you find all classes in a package using reflection?

Is it possible to find all classes or interfaces in a given package? (Quickly looking at e.g. Package , it would seem like no.) ...
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Serializing an object as UTF-8 XML in .NET

...o a string again, so its no longer in UTF-8, but back in UTF-16 (though ideally its best to consider strings at a higher level than any encoding, except when forced to do so). To get the actual UTF-8 octets you could use: var serializer = new XmlSerializer(typeof(SomeSerializableObject)); var mem...
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How to convert boost path type to string?

... You just need to call myPath.string(). share | improve this answer | follow | ...