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Remove all but numbers from NSString
I have an NSString (phone number) with some parenthesis and hyphens as some phone numbers are formatted. How would I remove all characters except numbers from the string?
...
How to call a method defined in an AngularJS directive?
...the variable contains method name and arguments. (2) expose a one-way-bind string @ as topic id and let callee send event on this topic. Now I saw the best practice wiki. I think there is reason not to do it in may way. But I'm still not very clear, how it works. In my case, I created a tabset direc...
SQL JOIN - WHERE clause vs. ON clause
... JOIN OrderLines ON OrderLines.OrderID=Orders.ID
WHERE Orders.ID = 12345
and
SELECT *
FROM Orders
LEFT JOIN OrderLines ON OrderLines.OrderID=Orders.ID
AND Orders.ID = 12345
The first will return an order and its lines, if any, for order number 12345. The second will return all orders, but...
How to select a node using XPath if sibling node has a specific value?
.../bb[contains(.,'zz')]/../cc/text()
Explanation: Any bb that contains 'zz' string in all the child nodes of bb then going to parent node of that bb using .., now that we can access the cc so returning text.
I hope that explanation isn't complex.
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SSRS chart does not show all labels on Horizontal axis
...on the category was alphabetic on the category group which was basically a string code. But sometimes it can be useful to sort by some other characteristic of the data; for example, my report is of Average and Maximum processing times for messages identified by some code (the category). By setting ...
How to perform .Max() on a property of all objects in a collection and return the object with maximu
...max.Item2) < 0 ? next : max).Item1;
}
Usage:
IEnumerable<Tuple<string, int>> list = new[] {
new Tuple<string, int>("other", 2),
new Tuple<string, int>("max", 4),
new Tuple<string, int>("min", 1),
new Tuple<string, int>("other", 3),
};
Tuple&l...
scopes with lambda and arguments in Rails 4 style?
...Ruby 1.9, the short lambda syntax does not allow a space between the arrow and a parameter (scope :find_lazy, ->(param)). In Ruby 2+, the space is allowed. More info here...
– furman87
Aug 22 '15 at 19:07
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Insert new item in array on any position in PHP
...
A function that can insert at both integer and string positions:
/**
* @param array $array
* @param int|string $position
* @param mixed $insert
*/
function array_insert(&$array, $position, $insert)
{
if (is_int($position)) {
array_splice($ar...
Why does Typescript use the keyword “export” to make classes and interfaces public?
...able class, you then import it into other files export class User { name: string } Another file: import {User} from ""./the_file_path_to_the_user_class; see section 3.3 of the nativescript docs here docs.nativescript.org/angular/tutorial/ng-chapter-3
– Adam Diament
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When to use Common Table Expression (CTE)
I have begun reading about Common Table Expression and cannot think of a use case where I would need to use them. They would seem to be redundant as the same can be done with derived tables. Is there something I am missing or not understanding well? Can someone give me a simple example of limitati...