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How to use OpenFileDialog to select a folder?
...iles = Directory.GetFiles(fbd.SelectedPath);
System.Windows.Forms.MessageBox.Show("Files found: " + files.Length.ToString(), "Message");
}
}
If you work in WPF you have to add the reference to System.Windows.Forms.
you also have to add using System.IO for Directory class
...
Android Spinner: Get the selected item change event
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Some of the previous answers are not correct. They work for other widgets and views, but the documentation for the Spinner widget clearly states:
A spinner does not support item click
events. Calling this method will rai...
Difference between two lists
...quality (i.e. two references are only "equal" if they refer to the exact same object), you can just use:
var list3 = list1.Except(list2).ToList();
If you need to express a custom idea of equality, e.g. by ID, you'll need to implement IEqualityComparer<T>. For example:
public class IdCompar...
Postgresql: password authentication failed for user “postgres”
...ed before. But now authentication is failed. I did it before a couple of times without this problem. What should I do? And what happens?
...
How to make an introduction page with Doxygen
I made documentation for my SDK, using Doxygen. It contains the list of files, namespaces, classes, types etc. - everything that I placed as Doxygen comments in the code. Now I want to write some general information about SDK (kind of introduction), which is not related directly to any code element....
Java - How to create new Entry (key, value)
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You can just implement the Map.Entry<K, V> interface yourself:
import java.util.Map;
final class MyEntry<K, V> implements Map.Entry<K, V> {
private final K key;
private V value;
public MyEntry(K key, V value) {...
Gridview height gets cut
...ed()
{
return expanded;
}
@Override
public void onMeasure(int widthMeasureSpec, int heightMeasureSpec)
{
// HACK! TAKE THAT ANDROID!
if (isExpanded())
{
// Calculate entire height by providing a very large height hint.
// V...
Image, saved to sdcard, doesn't appear in Android's Gallery app
...en you can use this class:
http://developer.android.com/reference/android/media/MediaScannerConnection.html
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Convert a PHP object to an associative array
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If an object is converted to an array, the result is an array whose elements are the object's properties. The keys are the member variable names, with a few notable exceptions: integer properties are unaccessible; private variables have the class name prepended to the variable name; protected va...
Not equal != operator on NULL
Could someone please explain the following behavior in SQL?
11 Answers
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