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Storing sex (gender) in database
... 255 (zero to 255)
INT 4 - 2,147,483,648 to 2,147,483,647
BIT 1 (2 if 9+ columns) 2 (0 and 1)
CHAR(1) 1 26 if case insensitive, 52 otherwise
The BIT data type can be ruled out because it only supports two possible genders whic...
C++ Const Usage Explanation
.../wiki/faq/const-correctness
The final const means that the function Method3 does not modify the non mutable members of its class.
const int* const means a constant pointer to a constant int: i.e. a pointer that cannot be changed, to an int that cannot be changed: the only difference between this a...
Is Java Regex Thread Safe?
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133
Yes, from the Java API documentation for the Pattern class
Instances of this (Pattern) class ...
Why does this code segfault on 64-bit architecture but work fine on 32-bit?
...
3 Answers
3
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How to set cornerRadius for only top-left and top-right corner of a UIView?
....layoutSubviews()
roundCorners(corners: [.topLeft, .topRight], radius: 3.0)
}
If you don't do that it won't show up.
And to round corners, use the extension:
extension UIView {
func roundCorners(corners: UIRectCorner, radius: CGFloat) {
let path = UIBezierPath(roundedRect: bound...
How can I convert string date to NSDate?
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342
try this:
let dateFormatter = NSDateFormatter()
dateFormatter.dateFormat = /* find out and pl...
How to do this in Laravel, subquery where in
...h(new ProductCategory)->getTable())
->whereIn('category_id', ['223', '15'])
->where('active', 1);
})->get();
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Undo “git add ”?
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283
To remove a directory and everything inside it from the index,
git rm --cached -r dir
The --ca...
Set EditText Digits Programmatically
... this:
<EditText
android:inputType="number"
android:digits="0123456789."
/>
From Code:
weightInput.setKeyListener(DigitsKeyListener.getInstance("0123456789."));
But, it allows the user to include several "."
See JoeyRA's answer for real numbers.
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