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Conveniently map between enum and int / String
...return map.get(num);
}
}
This solution is nice and doesn't require 'fiddling with reflection' because it's based on the fact that all enum types implicitly inherit the Enum interface.
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Storing custom objects in an NSMutableArray in NSUserDefaults
...ng protocol. Adding methods like the following should do the trick:
- (void)encodeWithCoder:(NSCoder *)coder;
{
[coder encodeObject:label forKey:@"label"];
[coder encodeInteger:numberID forKey:@"numberID"];
}
- (id)initWithCoder:(NSCoder *)coder;
{
self = [super init];
if (self !=...
Why is the shovel operator (
...
Proof:
a = 'foo'
a.object_id #=> 2154889340
a << 'bar'
a.object_id #=> 2154889340
a += 'quux'
a.object_id #=> 2154742560
So << alters the original string rather than creating a new one. The reason for this is that in ruby a += b...
Javascript - sort array based on another array
...oduct1, product2) => { const index1 = manualSort.indexOf(product1.id); const index2 = manualSort.indexOf(product2.id); return ( (index1 > -1 ? index1 : Infinity) - (index2 > -1 ? index2 : Infinity) ); });
– Freshollie
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jQuery find events handlers registered with an object
...ent of a button. In the Chrome console it showed handler: function () { inside the click property. I had to double click on the function part for it to expand and show the full contents of the function.
– Jim
Feb 9 '15 at 10:34
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Always pass weak reference of self into block in ARC?
... This isn't a problem, for example:
[myArray enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop){
[self doSomethingWithObject:obj];
}];
The block retains self, but self doesn't retain the block. If one or the other is released, no cycle is created and everything gets deallocated a...
Set padding for UITextField with UITextBorderStyleNone
...by doing that
let paddingView: UIView = UIView(frame: CGRect(x: 0, y: 0, width: 5, height: 20))
textField.leftView = paddingView
textField.leftViewMode = .always
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How can I save an image to the camera roll?
... nil, nil, nil);
Edit:
//ViewController.m
- (IBAction)onClickSavePhoto:(id)sender{
UIImageWriteToSavedPhotosAlbum(imageToBeSaved, nil, nil, nil);
}
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Is it valid to have a html form inside another html form?
Is it valid html to have the following:
14 Answers
14
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How to read values from properties file?
...n define a bean with properties, inject and process it manually:
<bean id="myProperties"
class="org.springframework.beans.factory.config.PropertiesFactoryBean">
<property name="locations">
<list>
<value>classpath*:my.properties</value>
</list&g...