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When is a C++ destructor called?
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1) If the object is created via a pointer and that pointer is later deleted or given a new address to point to, does the object that it was pointing to call its destructor (assuming nothing else is pointing to it)?
It depends on the type of pointers. For example, s...
How to pass an object from one activity to another on Android
...ng to work on sending an object of my customer class from one Activity and display it in another Activity .
32 Answers...
Converting from longitude\latitude to Cartesian coordinates
I have some earth-centered coordinate points given as latitude and longitude ( WGS-84 ).
9 Answers
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How can I get the iOS 7 default blue color programmatically?
I'm creating custom elements in my app and want to match the look and feel of the new iOS. iOS 7 introduced to us a very common lighter blue color, the default color or tint for several elements, including the system button, segmented control, etc. They've made it easy to select the color using IB, ...
How do I ALTER a PostgreSQL table and make a column unique?
..._constraint UNIQUE ((payload::text), name);
– writofmandamus
Oct 6 '17 at 22:22
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Best way to implement Enums with Core Data
... kPaymentFrequencyWeekly = 3
} PaymentFrequency;
Then, declare getters and setters for your property. It's a bad idea to override the existing ones, since the standard accessors expect an NSNumber object rather than a scalar type, and you'll run into trouble if anything in the bindings or KVO sy...
In C#, what is the difference between public, private, protected, and having no access modifier?
All my college years I have been using public , and would like to know the difference between public , private , and protected ?
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Detect current device with UI_USER_INTERFACE_IDIOM() in Swift
...quivalent of UI_USER_INTERFACE_IDIOM() in Swift to detect between iPhone and iPad?
17 Answers
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Circular (or cyclic) imports in Python
... pretty straightforward really. Just remember the following:
'import' and 'from xxx import yyy' are executable statements. They execute
when the running program reaches that line.
If a module is not in sys.modules, then an import creates the new module
entry in sys.modules and then exe...
Difference between using bean id and name in Spring configuration file
Is there any difference between using an id attribute and name attribute on a <bean> element in a Spring configuration file?
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