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C++ const map element access

I tried to use the operator[] access the element in a const C++ map, but this method failed. I also tried to use "at()" to do the same thing. It worked this time. However, I could not find any reference about using "at()" to access element in a const C++ map. Is "at()" a newly added function in C++ ...
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Select all child elements recursively in CSS

How can you select all child elements recursively? 2 Answers 2 ...
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How to specify a multi-line shell variable?

I have written a query: 5 Answers 5 ...
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Google Authenticator implementation in Python

I am trying to use one-time passwords that can be generated using Google Authenticator application . 2 Answers ...
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Get “Value” property in IGrouping

I have a data structure like 4 Answers 4 ...
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C# Convert List to Dictionary

This may seem an odd thing to want to do but ignoring that, is there a nice concise way of converting a List to Dictionary where each Key Value Pair in the Dictionary is just each string in the List. i.e. ...
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Naming conventions for abstract classes

I distinctly remember that, at one time, the guideline pushed by Microsoft was to add the "Base" suffix to an abstract class to obviate the fact that it was abstract. Hence, we have classes like System.Web.Hosting.VirtualFileBase , System.Configuration.ConfigurationValidatorBase , System.Windows....
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Right way to initialize an OrderedDict using its constructor such that it retains order of initial d

What's the correct way to initialize an ordered dictionary (OD) so that it retains the order of initial data? 2 Answers ...
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How do I revert to a previous package in Anaconda?

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Do C# Timers elapse on a separate thread?

Does a System.Timers.Timer elapse on a separate thread than the thread that created it? 5 Answers ...