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How to define “type disjunction” (union types)?
...t;:<[Int with String,A])Int
scala> f(3)
res0: Int = 4
scala> f("hello")
res1: Int = 5
scala> f(9.2)
<console>:9: error: Cannot prove that Int with String <:< Double.
f(9.2)
^
Source: Comment #27 under this excellent blog post by Miles Sabin which provide...
How do I add a Fragment to an Activity with a programmatically created content view
... EditText v = new EditText(getActivity());
v.setText("Hello Fragment!");
return v;
}
}
}
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ViewPager PagerAdapter not updating the View
...
@alvarolb : Hello, I don't really know how you mean about setTag in method onInstantiateItem, Would you like to updated this answer with some coding? Thanks.
– Huy Tower
Apr 11 '14 at 9:50
...
UIRefreshControl without UITableViewController
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@n13 Hello, a good reason to use UITableViewController is being able to design with static cells. Unfortunately unavailable in a tableView residing in a UIViewController.
– Jean Le Moignan
Au...
How to use a link to call JavaScript?
...
<a href="javascript:alert('Hello!');">Clicky</a>
EDIT, years later: NO! Don't ever do this! I was young and stupid!
Edit, again: A couple people have asked why you shouldn't do this. There's a couple reasons:
Presentation: HTML should foc...
Is there a difference between using a dict literal and a dict constructor?
...hand, you can use variables for keys if you need to for some reason:
a = "hello"
d = {
a: 'hi'
}
The dict() constructor gives you more flexibility because of the variety of forms of input it takes. For example, you can provide it with an iterator of pairs, and it will treat them as key/v...
What is the lifecycle of an AngularJS Controller?
...aded:
$scope.$on('$viewContentLoaded', function readyToTrick() {
// say hello to your new content here
// BUT NEVER TOUCHES THE DOM FROM A CONTROLLER
});
Here is a Plunker with a concept proof (open your console window).
...
Return anonymous type results?
...nary rvd = new RouteValueDictionary(anonymous);
Console.WriteLine("Hello, my name is {0} and I am a {1}", rvd["Name"], rvd["Occupation"]);
}
private static object CallMethodThatReturnsObjectOfAnonymousType()
{
return new { Id = 1, Name = "Peter Perhac", Occupation = "Sof...
Class vs. static method in JavaScript
...n also do is set more functions on Foo:
Foo.talk = function () {
alert('hello world!');
};
This new function can be accessed using:
Foo.talk();
I hope by now you're noticing a similarity between functions on a function object and a static method.
Think of f = new Foo(); as creating a class ...
What text editor is available in Heroku bash shell? [closed]
... know which one because it's the $PORT variable!
~ $ curl localhost:$PORT
Hello World!
Editing
Do your vim thing now, but when you save the file and curl again - you won't see the changes. I don't understand where it's cached, but it's cached. You have to kill the server and restart it.
Restart...