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How to hide one item in an Android Spinner
I am looking for a way to hide one item in an Android spinner widget. This would allow you to simulate a spinner with no items selected, and ensures that the onItemSelected() callback is always called for every item selected (if the hidden item is the "current" one). Normally there is always one ite...
month name to month number and vice versa in python
I am trying to create a function that can convert a month number to an abbreviated month name or an abbreviated month name to a month number. I thought this might be a common question but I could not find it online.
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Nullable vs. int? - Is there any difference?
Apparently Nullable<int> and int? are equivalent in value. Are there any reasons to choose one over the other?
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Sort an array in Java
...o make a program that consists of an array of 10 integers which all has a random value, so far so good.
17 Answers
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Must qualify the allocation with an enclosing instance of type GeoLocation
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Another option, and the one I prefer, would be to set the inner class to be static.
public static class ThreadTask implements Runnable { ... }
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Fixed size queue which automatically dequeues old values upon new enques
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I would write a wrapper class that on Enqueue would check the Count and then Dequeue when the count exceeds the limit.
public class FixedSizedQueue<T>
{
ConcurrentQueue<T> q = new ConcurrentQueue<T>();
private object lockObject = new object();
public int ...
How do I return multiple values from a function in C?
If I have a function that produces a result int and a result string , how do I return them both from a function?
8 Answe...
Decimal separator comma (',') with numberDecimal inputType in EditText
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A workaround (until Google fix this bug) is to use an EditText with android:inputType="numberDecimal" and android:digits="0123456789.,".
Then add a TextChangedListener to the EditText with the following afterTextChanged:
public void afterTextChanged(Editable s) {
double doubleValue = 0...
Passing an array to a function with variable number of args in Swift
...only need to update these functions. Otherwise, you'll have to go through and do a lot of renaming.
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How to get screen dimensions as pixels in Android
I created some custom elements, and I want to programmatically place them to the upper right corner ( n pixels from the top edge and m pixels from the right edge). Therefore I need to get the screen width and screen height and then set position:
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