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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...
When to use a key/value store such as Redis instead/along side of a SQL database?
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I did a quick Google search with that tutorial site URL and came across this as a top hit - slideshare.net/dvirsky/introduction-to-redis-version-2
– Paul
Nov 19 '13 at 15:19
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GROUP_CONCAT comma separator - MySQL
...
Query to achieve your requirment
SELECT id,GROUP_CONCAT(text SEPARATOR ' ') AS text FROM table_name group by id;
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Convert string to title case with JavaScript
...hink it is a good solution. Think of ruby open classes, it is perfectly valid to add functions to existing classes and it is widely accepted.
– marco-fiset
Sep 21 '12 at 15:31
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Uri to default sound notification?
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Settings comes from import android.provider.Settings;
– Chris Knight
Oct 10 '13 at 22:16
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Flask SQLAlchemy query, specify column names
...answered Aug 21 '12 at 12:29
David McKeoneDavid McKeone
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