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Possible Loss of Fraction
...two int's into a floating point value the fraction portion is lost. If you cast one of the items to a float, you won't get this error.
So for example turn 10 into a 10.0
double returnValue = (myObject.Value / 10.0);
share...
error: default argument given for parameter 1
...tVersion=true){
}
//good (The default parameter is commented out, but you can remove it totally)
string Money::asString(bool shortVersion /*=true*/){
}
//also fine, but maybe less clear as the commented out default parameter is removed
string Money::asString(bool shortVersion){
}
...
Android TextView padding between lines
...o give some space between lines like in CSS with line-height property. How can I do it?
7 Answers
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Creating hidden arguments with Python argparse
...
Yes, you can set the help option to add_argument to argparse.SUPPRESS. Here's an example from the argparse documentation:
>>> parser = argparse.ArgumentParser(prog='frobble')
>>> parser.add_argument('--foo', help=ar...
Does Qt support virtual pure slots?
...just like regular c++ pure virtual methods. The code generated by MOC does call the pure virtual slots, but that's ok since the base class can't be instantiated anyway...
Again, just like regular c++ pure virtual methods, the class cannot be instantiated until the methods are given an implementatio...
Where do gems install?
I'm trying to edit one of the gem's config files and I can't find it. I'm not sure how I did this in the past.
4 Answers
...
Change Canvas.Left property in code behind?
I have a rectangle in my XAML and want to change its Canvas.Left property in code behind:
3 Answers
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Can extension methods be applied to interfaces?
...
Of course they can; most of Linq is built around interface extension methods.
Interfaces were actually one of the driving forces for the development of extension methods; since they can't implement any of their own functionality, extension...
Unable to modify ArrayAdapter in ListView: UnsupportedOperationException
...itialized by an array, converts the array into a AbstractList (List) which cannot be modified.
Solution
Use an ArrayList<String> instead using an array while initializing the ArrayAdapter.
String[] array = {"a","b","c","d","e","f","g"};
ArrayList<String> lst = new ArrayList<String&...
Convert String to equivalent Enum value
...ise, java.util.Enumeration is different from the Java 1.5 Enum types.
You can simply use YourEnum.valueOf("String") to get the equivalent enum type.
Thus if your enum is defined as so:
public enum Day {
SUNDAY, MONDAY, TUESDAY, WEDNESDAY,
THURSDAY, FRIDAY, SATURDAY
}
You could do this:...