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What is the 'override' keyword in C++ used for? [duplicate]

... removed (not alternated). This is useful if the subclass is expecting a callback but it will never happen due to the library change, etc. – Hei Mar 11 '18 at 5:32 ...
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How to find out if an installed Eclipse is 32 or 64 bit version?

...e the line with text: plugins/org.eclipse.equinox.launcher.win32.win32.x86_64_1.0.200.v20090519 then it is 64 bit. If it would be plugins/org.eclipse.equinox.launcher.win32.win32.x86_32_1.0.200.v20090519 then it is 32 bit. ...
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Remove HTML Tags in Javascript with Regex

I am trying to remove all the html tags out of a string in Javascript. Heres what I have... I can't figure out why its not working....any know what I am doing wrong? ...
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Why does Python code use len() function instead of a length method?

...on objects which have a length and use the built-in len() function, which calls it for you, similar to the way you would implement __iter__() and use the built-in iter() function (or have the method called behind the scenes for you) on objects which are iterable. See Emulating container types for m...
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Web API 最佳入门指南 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...blic class ContactRepository : IContactRepository { MongoServer _server = null; MongoDatabase _database = null; MongoCollection _contacts = null; public ContactRepository(string connection) { if (string.IsNullOrWhiteSpace(connection)) ...
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Getting Java version at runtime

... Wow, that kind of blew my mind. Though in my case, all I wanted was the first two parts of the version so: Runtime.class.getPackage().getSpecificationVersion() – Wesley Hartford Dec 10 '14 at 21:44 ...
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Which is faster in Python: x**.5 or math.sqrt(x)?

... I've now run it 3 times on codepad.org and all three times a() was much faster than b(). – Jeremy Ruten Nov 29 '08 at 1:38 13 ...
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Standard alternative to GCC's ##__VA_ARGS__ trick?

... It is possible to avoid the use of GCC's ,##__VA_ARGS__ extension if you are willing to accept some hardcoded upper limit on the number of arguments you can pass to your variadic macro, as described in Richard Hansen's answer to this question. If you do not want to hav...
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Can I implement an autonomous `self` member type in C++?

...question, not the answer. In many cases in software development (and especially maintenance) it is helpful to avoid redundancies in the code, so that changing something in one place does not require you to change code in another place. That's the whole point of auto and decltype or in this case of s...
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Mongoose query where value is not null

...ry The up-to-date doc about it, is here: mongoosejs.com/docs/api.html#query_Query-ne – zeropaper Jul 20 '14 at 7:52 Ho...