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What breaking changes are introduced in C++11?
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The FDIS has a section for incompatibilities, at appendix C.2 "C++ and ISO C++ 2003".
Summary, paraphrasing the FDIS here, to make it (better) suitable as a SO answer. I added some examples of my own to illustrate the differences.
There are a few library-related incompatibilities w...
Is it possible to implement a Python for range loop without an iterator variable?
...ast result that returned in an interactive python session:
>>> 1+2
3
>>> _
3
For this reason, I would not use it in this manner. I am unaware of any idiom as mentioned by Ryan. It can mess up your interpreter.
>>> for _ in xrange(10): pass
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>>> _
9
>>...
Changing a specific column name in pandas DataFrame
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362
A one liner does exist:
In [27]: df=df.rename(columns = {'two':'new_name'})
In [28]: df
Out[28...
How to get the error message from the error code returned by GetLastError()?
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//Returns the last Win32 error, in string format. Returns an empty string if there is no error.
std::string GetLastErrorAsString()
{
//Get the error message, if any.
DWORD errorMessageID = ::GetLastError();
if(errorMessageID == 0)
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In a javascript array, how do I get the last 5 elements, excluding the first element?
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362
You can call:
arr.slice(Math.max(arr.length - 5, 1))
If you don't want to exclude the first e...
What is the purpose of the word 'self'?
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24 Answers
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How do I prevent an Android device from going to sleep programmatically?
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