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Is it possible to allow didSet to be called during initialization in Swift?
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Create an own set-Method and use it within your init-Method:
class SomeClass {
var someProperty: AnyObject! {
didSet {
//do some Stuff
}
}
init(someProperty: AnyObject) {
setSomeProperty(someProperty)
}
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How to dismiss notification after action has been clicked
Since API level 16 (Jelly Bean), there is the possibility to add actions to a notification with
9 Answers
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How do I get the current time zone of MySQL?
...like this:
mysql> SELECT @@global.time_zone, @@session.time_zone;
Edit The above returns SYSTEM if MySQL is set to slave to the system's timezone, which is less than helpful. Since you're using PHP, if the answer from MySQL is SYSTEM, you can then ask the system what timezone it's using via d...
nuget 'packages' element is not declared warning
not a showstopper but when using nuget in a project, it creates a packages.config file with this shape
7 Answers
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How does the HyperLogLog algorithm work?
I've been learning about different algorithms in my spare time recently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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What is the difference between UTF-8 and Unicode?
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To expand on the answers others have given:
We've got lots of languages with lots of characters that computers should ideally display. Unicode assigns each character a unique number, or code point.
Computers deal with such numbers as bytes... skipping a bit of history here and ignoring memory add...
What is the difference between the template method and the strategy patterns?
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The main difference between the two is when the concrete algorithm is chosen.
With the Template method pattern this happens at compile-time by subclassing the template. Each subclass provides a different concrete algorithm by implementing the template's abstract methods. When a clien...
What are WSDL, SOAP and REST?
What is WSDL ? How is it related to SOAP ? Where does REST fit in all of that?
10 Answers
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Why do we not have a virtual constructor in C++?
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Hear it from the horse's mouth. :)
From Bjarne Stroustrup's C++ Style and Technique FAQ Why don't we have virtual constructors?
A virtual call is a mechanism to get work done given partial
information. In particular, "virtu...
Coding Conventions - Naming Enums
...re constants and should follow the conventions for constants. So
enum Fruit {APPLE, ORANGE, BANANA, PEAR};
There is no reason for writing FruitEnum any more than FruitClass. You are just wasting four (or five) characters that add no information.
Java itself recommends this approach and it is us...