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How to detect the swipe left or Right in Android?
I have an EditText view in android. On this I want to detect swipe left or right. I am able to get it on an empty space using the code below. But this does not work when I swipe on an EditText . How do I do that? Please let me know If I am doing something wrong. Thank you.
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C# elegant way to check if a property's property is null
In C#, say that you want to pull a value off of PropertyC in this example and ObjectA, PropertyA and PropertyB can all be null.
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Why should C++ programmers minimize use of 'new'?
...on Memory leak with std::string when using std::list<std::string> , and one of the comments says this:
18 Answers
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How do you access command line arguments in Swift?
How do you access command line arguments for a command line application in Swift?
6 Answers
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Input from the keyboard in command line application
I am attempting to get the keyboard input for a command line app for the new Apple programming language Swift.
19 Answers
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Can an abstract class have a constructor?
... what) {
super(what);
}
}
The superclass Product is abstract and has a constructor. The concrete class TimesTwo has a constructor that just hardcodes the value 2. The concrete class TimesWhat has a constructor that allows the caller to specify the value.
Abstract constructors will fre...
How do I use DateTime.TryParse with a Nullable?
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As Jason says, you can create a variable of the right type and pass that. You might want to encapsulate it in your own method:
public static DateTime? TryParse(string text)
{
DateTime date;
if (DateTime.TryParse(text, out date))
{
return date;
}
else
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Tree data structure in C#
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My best advice would be that there is no standard tree data structure because there are so many ways you could implement it that it would be impossible to cover all bases with one solution. The more specific a solution, the less likely it is applicable to any given p...
Android update activity UI from service
...tivity UI to show that info.
I did find https://github.com/commonsguy/cw-andtutorials/tree/master/18-LocalService/ this example. Is that a good approch ? Any other examples?
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How can I enable or disable the GPS programmatically on Android?
I know that the question about turning on/off GPS programatically on android has been discussed many times , and the answer is always the same:
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