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What is the purpose of the “final” keyword in C++11 for functions?

... in derived classes. This is done with the special identifier final. For example: struct Base1 final { }; struct Derived1 : Base1 { }; // ill-formed because the class Base1 // has been marked final It is also used to mark a virtual function so as to prevent it from ...
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Loop through all nested dictionary values?

I'm trying to loop through a dictionary and print out all key value pairs where the value is not a nested dictionary. If the value is a dictionary I want to go into it and print out its key value pairs...etc. Any help? ...
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Reliable method to get machine's MAC address in C#

...ces() .Where( nic => nic.OperationalStatus == OperationalStatus.Up && nic.NetworkInterfaceType != NetworkInterfaceType.Loopback ) .Select( nic => nic.GetPhysicalAddress().ToString() ) .FirstOrDefault(); ...
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Bash if [ false ] ; returns true

...an Primer for Bash The if statement takes a command as an argument (as do &&, ||, etc.). The integer result code of the command is interpreted as a boolean (0/null=true, 1/else=false). The test statement takes operators and operands as arguments and returns a result code in the same format a...
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How to use underscore.js as a template engine?

...y know good tutorials about how to use underscore.js for templating, especially for biginners who have less experience with advanced javascript. Thanks ...
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Map over object preserving keys

The map function in underscore.js, if called with a javascript object, returns an array of values mapped from the object's values. ...
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How to stop/terminate a python script from running?

... Note: I could find examples in which sys.exit(1) doesn't stop the process. I basically have multiple threads and each of them blocks on external processes started by Popen. I need a nuclear option to kill all sub-processes created by the Python p...
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Why do most fields (class members) in Android tutorial start with `m`?

...se rules, but I'm confused with this m rule. What does it stand for? I'm a PHP developer. "We" use first letters of variables as indication of type, like 'b' for boolean, 'i' for integer and so on. ...
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Is there a difference between x++ and ++x in java?

Is there a difference between ++x and x++ in java? 16 Answers 16 ...
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How to use glob() to find files recursively?

...enerator alows you to process each file as it is found, instead of finding all the files and then processing them. share | improve this answer | follow | ...