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How to generate random SHA1 hash to use as ID in node.js?
I am using this line to generate a sha1 id for node.js:
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How do I plot in real-time in a while loop using matplotlib?
I am trying to plot some data from a camera in real time using OpenCV. However, the real-time plotting (using matplotlib) doesn't seem to be working.
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How does Java handle integer underflows and overflows and how would you check for it?
How does Java handle integer underflows and overflows?
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Can C++ code be valid in both C++03 and C++11 but do different things?
...o both the C++03 standard and the C++11 standard, but do different things depending on under which standard it is being compiled?
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How do I properly clean up Excel interop objects?
I'm using the Excel interop in C# ( ApplicationClass ) and have placed the following code in my finally clause:
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
... the answer. Anyway, I'll try to make it clear.
You can omit dot when using the prefix, infix and postfix notations -- the so called operator notation. While using the operator notation, and only then, you can omit the parenthesis if there is less than two parameters passed to the method.
Now, the...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
I'd like to prepare a little educational tool for SO which should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms.
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Pointers vs. values in parameters and return values
In Go there are various ways to return a struct value or slice thereof. For individual ones I've seen:
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std::wstring VS std::string
I am not able to understand the differences between std::string and std::wstring . I know wstring supports wide characters such as Unicode characters. I have got the following questions:
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Is floating point math broken?
Consider the following code:
31 Answers
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