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How do I convert from stringstream to string in C++?
How do I convert from std::stringstream to std::string in C++?
4 Answers
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Is it safe to push_back an element from the same vector?
If the second push_back causes a reallocation, the reference to the first integer in the vector will no longer be valid. So this isn't safe?
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Realistic usage of the C99 'restrict' keyword?
I was browsing through some documentation and questions/answers and saw it mentioned. I read a brief description, stating that it would be basically a promise from the programmer that the pointer won't be used to point somewhere else.
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Covariance, Invariance and Contravariance explained in plain English?
Today, I read some articles about Covariance, Contravariance (and Invariance) in Java. I read the English and German Wikipedia article, and some other blog posts and articles from IBM.
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Heatmap in matplotlib with pcolor?
I'd like to make a heatmap like this (shown on FlowingData ):
4 Answers
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What format string do I use for milliseconds in date strings on iPhone?
I'm required to parse strings in a format that includes milliseconds. What format string do I use to get the right date value?
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Most concise way to convert a Set to a List
For example, I am currently doing this:
6 Answers
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What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
I am transitioning from Java to C++ and have some questions about the long data type. In Java, to hold an integer greater than 2 32 , you would simply write long x; . However, in C++, it seems that long is both a data type and a modifier.
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How do I escape double quotes in attributes in an XML String in T-SQL?
Pretty simple question - I have an attribute that I would like to have double quotes in. How do I escape them? I've tried
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Getting multiple keys of specified value of a generic Dictionary?
It's easy to get the value of a key from a .NET generic Dictionary:
15 Answers
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