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BigDecimal - to use new or valueOf
...e of 1, with a scale of 1), but it is actually equal to 0.1000000000000000055511151231257827021181583404541015625. This is because 0.1 cannot be represented exactly as a double (or, for that matter, as a binary fraction of any finite length). Thus, the value that is being passed in to the constructo...
Handling Touch Event in UILabel and hooking it up to an IBAction
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255
Check it out:
UILabel *label = ...
label.userInteractionEnabled = YES;
UITapGestureRecognizer ...
Will using goto leak variables?
...lt; "~T"; }
};
int main() {
int x = 0;
lol:
T t;
if (x++ < 5)
goto lol;
}
// Output: *T~T*T~T*T~T*T~T*T~T*T~T
[n3290: 6.6/2]: [..] Transfer out of a loop, out of a block, or back
past an initialized variable with automatic storage duration involves
the destruction of o...
ItemsControl with horizontal orientation
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5 Answers
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how does array[100] = {0} set the entire array to 0?
... aggregates).
The behavior of this code in C++ is described in section 8.5.1.7 of the C++ specification (online draft of C++ spec): the compiler aggregate-initializes the elements that don't have a specified value.
Also, note that in C++ (but not C), you can use an empty initializer list, causing...
Install MySQL on Ubuntu without a password prompt
...-get -y install mysql-server
For specific versions, such as mysql-server-5.6, you'll need to specify the version in like this:
sudo debconf-set-selections <<< 'mysql-server-5.6 mysql-server/root_password password your_password'
sudo debconf-set-selections <<< 'mysql-server-5.6 m...
PHP Function Comments
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95
That's phpDoc syntax.
Read more here: phpDocumentor
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How to resize an image with OpenCV2.0 and Python2.6
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5
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How do I select elements of an array given condition?
Suppose I have a numpy array x = [5, 2, 3, 1, 4, 5] , y = ['f', 'o', 'o', 'b', 'a', 'r'] . I want to select the elements in y corresponding to elements in x that are greater than 1 and less than 5.
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Rebuild IntelliJ project indexes
IntelliJ IDEA 10.5.1 is reporting zero usages for all method, classes etc.
2 Answers
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