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Creating a new dictionary in Python

I want to build a dictionary in Python. However, all the examples that I see are instantiating a dictionary from a list, etc . .. ...
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OpenID vs. OAuth [duplicate]

What is really the difference between OpenID and oAuth? They look just the same to me. 5 Answers ...
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What actually causes a Stack Overflow error? [duplicate]

... It seems you're thinking that a stackoverflow error is like a buffer overflow exception in native programs, when there is a risk of writing into memory that had not been allocated for the buffer, and thus to corrupt some other memory locations. It's not the case at all. JVM has a given...
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?

... TryGetValue will be faster. ContainsKey uses the same check as TryGetValue, which internally refers to the actual entry location. The Item property actually has nearly identical code functionality as TryGetValue, except that it will throw a...
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git: Show index diff in commit message as comment

When git commit open the message editor is shows a brief status, something like this: 5 Answers ...
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std::shared_ptr thread safety explained

I'm reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html and some thread safety issues are still not clear for me: ...
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Bootstrap 3 panel header with buttons wrong position

I am using Bootstrap 3 and I would like to add some buttons in panel header, on top-right corner. When trying to add them, they are show below title baseline. ...
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How can I pass a Bitmap object from one activity to another

In my activity, I create a Bitmap object and then I need to launch another Activity , How can I pass this Bitmap object from the sub-activity (the one which is going to be launched)? ...
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Pandas convert dataframe to array of tuples

I have manipulated some data using pandas and now I want to carry out a batch save back to the database. This requires me to convert the dataframe into an array of tuples, with each tuple corresponding to a "row" of the dataframe. ...
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Is there a simple way to convert C++ enum to string?

...ample code produces: <GCC_XML> <Namespace id="_1" name="::" members="_3 " mangled="_Z2::"/> <Namespace id="_2" name="std" context="_1" members="" mangled="_Z3std"/> <Enumeration id="_3" name="MyEnum" context="_1" location="f0:1" file="f0" line="1"> <EnumValue na...