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Why can tuples contain mutable items?
...ings down, and would certainly be less memory efficient.
So you see, in order to fulfill their purpose, tuples must be immutable, but also must be able to contain mutable objects. If the designers of Python wanted to create an immutable object that guarantees that all the objects it "contains" ar...
What does -1 mean in numpy reshape?
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numpy.reshape(a,newshape,order{})
check the below link for more info.
https://docs.scipy.org/doc/numpy/reference/generated/numpy.reshape.html
for the below example you mentioned the output explains the resultant vector to be a single row.(-1) indica...
I can not find my.cnf on my windows computer [duplicate]
... be called my.ini. MySQL looks for it in the following locations (in this order):
%PROGRAMDATA%\MySQL\MySQL Server 5.7\my.ini, %PROGRAMDATA%\MySQL\MySQL Server 5.7\my.cnf
%WINDIR%\my.ini, %WINDIR%\my.cnf
C:\my.ini, C:\my.cnf
INSTALLDIR\my.ini, INSTALLDIR\my.cnf
See also http://dev.mysql.com/doc...
How to compare two dates?
...f one comparand is naive and the other is aware, TypeError is raised if an order comparison is attempted. For equality comparisons, naive instances are never equal to aware instances. If both comparands are aware, and have the same tzinfo attribute, the common tzinfo attribute is ignored and the ba...
Multiline for WPF TextBox
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Also add surrounding ScrollVewer component in order to have scroll bar.
– Borko Djurovic
Jul 3 '15 at 21:17
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How to simulate a click by using x,y coordinates in JavaScript?
Is it possible to use given coordinates in order to simulate a click in JavaScript within a webpage?
5 Answers
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How does std::forward work? [duplicate]
...uld be made.
set(makeAndFillVector()); // set will still make a copy
In order to avoid this copy, you need "perfect forwarding", which would result in optimal code every time. If you're given an lvalue, you want your function to treat it as an lvalue and make a copy. If you're given an rvalue, yo...
Why is @autoreleasepool still needed with ARC?
...ile time. This is, just by reading the code, even before it is run! :)
In order to do so there is only one condition: We MUST follow the rules, otherwise the compiler would not be able to automate the process at compile time. So, to ensure that we never break the rules, we are not allowed to explic...
How do you merge two Git repositories?
...low-unrelated-histories
Update: Added --tags as suggested by @jstadler in order to keep tags.
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How to use transactions with dapper.net?
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@CodeNaked, first, you've got the order wrong there. The catch block would be hit first if there's an exception, then the end of scope for using. Second, look at this answer and the referenced MSDN doc:stackoverflow.com/a/5306896/190476 calling dispose a seco...