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How to break out from a ruby block?
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edited May 9 '17 at 21:55
the Tin Man
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How can you use an object's property in a double-quoted string?
...double-quoted string it will be replaced by that variable's value:
$foo = 2
"$foo"
becomes
"2"
If you don't want that you have to use single quotes:
$foo = 2
'$foo'
However, if you want to access properties, or use indexes on variables in a double-quoted string, you have to enclose that sub...
Getting the array length of a 2D array in Java
I need to get the length of a 2D array for both the row and column. I’ve successfully done this, using the following code:
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'const int' vs. 'int const' as function parameters in C++ and C
...const is a constant pointer to a (mutable) char
In other words, (1) and (2) are identical. The only way of making the pointer (rather than the pointee) const is to use a suffix-const.
This is why many people prefer to always put const to the right side of the type (“East const” style): it mak...
Which is faster in Python: x**.5 or math.sqrt(x)?
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edited Jun 15 at 23:12
Max Ghenis
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answe...
How do Trigonometric functions work?
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edited Dec 5 '08 at 21:09
answered Dec 5 '08 at 20:59
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How to add a new row to an empty numpy array
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237
The way to "start" the array that you want is:
arr = np.empty((0,3), int)
Which is an empty...
Terminal Multiplexer for Microsoft Windows - Installers for GNU Screen or tmux [closed]
...ad answers - offer garbage solutions compared to this.
Update: As Of 1/8/2020 not all other solutions are garbage - Windows Terminal is getting there and WSL exists.
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How do I run a Python script from C#?
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128
The reason it isn't working is because you have UseShellExecute = false.
If you don't use the ...