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Zooming MKMapView to fit annotation pins?
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- (void)showAnnotations:(NSArray *)annotations animated:(BOOL)animated NS_AVAILABLE(10_9, 7_0);
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Find a private field with Reflection?
...can do it just like with a property:
FieldInfo fi = typeof(Foo).GetField("_bar", BindingFlags.NonPublic | BindingFlags.Instance);
if (fi.GetCustomAttributes(typeof(SomeAttribute)) != null)
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How to list out all the subviews in a uiviewcontroller in iOS?
...eDescription, per http://developer.apple.com/library/ios/#technotes/tn2239/_index.html
It outputs a more complete view hierarchy which you might find useful:
> po [_myToolbar recursiveDescription]
<UIToolbarButton: 0xd866040; frame = (152 0; 15 44); opaque = NO; layer = <CALayer: 0xd8642...
How can I get nth element from a list?
...ly then below is one way to do it:
dataAt :: Int -> [a] -> a
dataAt _ [] = error "Empty List!"
dataAt y (x:xs) | y <= 0 = x
| otherwise = dataAt (y-1) xs
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Back to previous page with header( “Location: ” ); in PHP
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try:
header('Location: ' . $_SERVER['HTTP_REFERER']);
Note that this may not work with secure pages (HTTPS) and it's a pretty bad idea overall as the header can be hijacked, sending the user to some other destination. The header may not even be sent b...
Get the first key name of a javascript object [duplicate]
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If you decide to use Underscore.js you better do
_.values(ahash)[0]
to get value, or
_.keys(ahash)[0]
to get key.
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Immutable vs Mutable types
... pass by value in C. A counterexample to your analogy is if you do def f(my_list): my_list = [1, 2, 3]. With pass-by-reference in C, the value of the argument could change by calling that function. In Python, that function doesn't do anything. def f(my_list): my_list[:] = [1, 2, 3] would do somethin...
Facebook API - How do I get a Facebook user's profile image through the Facebook API (without requir
...rofile image from their Facebook URL (that is, http://facebook.com/users_unique_url ). How can I accomplish this? Is there a Faceboook API call that fetches a user's profile image URL without the user needing to Allow the application?
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Using HTML in Express instead of Jade
...y use response.sendFile
app.get('/', function (req, res) {
res.sendfile(__dirname + '/index.html');
});)
From the official express api reference:
res.sendfile(path, [options], [fn]])
Transfer the file at the given path.
Automatically defaults the Content-Type response header field...
Getting JavaScript object key list
... answered Jun 18 '10 at 9:32
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