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NSRange to Range
...???
Therefore the text replacement in the text field delegate method
can now be done as
func textField(_ textField: UITextField,
shouldChangeCharactersIn range: NSRange,
replacementString string: String) -> Bool {
if let oldString = textField.text {
l...
How do I find out with jQuery if an element is being animated?
...
Great, only now it's a duplicate of the accepted answer. BTW what does it mean community approved?
– amosmos
Aug 25 '15 at 16:40
...
Why are exclamation marks used in Ruby methods?
...downcase, but no change in value of foo.
=> foo #call the variable foo now.
"BEST DAY EVER" #variable is unchanged.
=> foo.downcase! #call destructive version.
=> foo #call the variable foo now.
"best day ever" #variable has been mutated in place.
But if you ever called a method down...
Get loop counter/index using for…of syntax in JavaScript
...23
// 1: 15
// 2: 187
// 3: 32
Or ES6’s Array.prototype.entries, which now has support across current browser versions:
for (const [i, value] of myArray.entries()) {
console.log('%d: %s', i, value);
}
For iterables in general (where you would use a for…of loop rather than a for…in), t...
Meaning of = delete after function declaration
...tion is a C++11 feature:
The common idiom of "prohibiting copying" can now be expressed
directly:
class X {
// ...
X& operator=(const X&) = delete; // Disallow copying
X(const X&) = delete;
};
[...]
The "delete" mechanism can be used for any function. For e...
Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
...Marketing")]
public ActionResult CreateCustomer()
{
return View();
}
Now, you realized that, some of the marketing people must not be able to create Customer, but it is not possible to assign a different role for those people who are in Marketing. So, you are forced to allow all marketing peop...
Install a module using pip for specific python version
...
It seems this would now be the best answer. Worked perfect with me as well.
– LogicOnAbstractions
Mar 1 '19 at 3:11
add ...
iPhone get SSID without private library
...
does anyone know what BSSID is? it looks like MAC address of a router, but it's actually not. neither it is device's MAC address.
– peetonn
Oct 30 '13 at 5:58
...
How can I force division to be floating point? Division keeps rounding down to 0?
... integer values a and b , but I need their ratio in floating point. I know that a < b and I want to calculate a / b , so if I use integer division I'll always get 0 with a remainder of a .
...
How can I find the last element in a List?
... the list is empty. So if you get 0 back from a List<int> you won't know if the list was empty or the last value was 0. In short, you need to check the Count whichever retrieval mechanism you decide to use.
– 0b101010
Nov 7 '14 at 16:23
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