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Setting the filter to an OpenFileDialog to allow the typical image formats?
I have this code, how can I allow it to accept all typical image formats? PNG, JPEG, JPG, GIF?
11 Answers
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Convert List to List
...iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<C>().Cast<A>().ToList();
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How to tell Jackson to ignore a field during serialization if its value is null?
... It's deprecated but if you need to maintain old stuff this answer is totally fine! so thanks @WTK :)
– DominikAngerer
Jan 21 '15 at 10:33
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How to clone an InputStream?
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If all you want to do is read the same information more than once, and the input data is small enough to fit into memory, you can copy the data from your InputStream to a ByteArrayOutputStream.
Then you can obtain the associate...
How to add Action Bar from support library into PreferenceActivity?
...ected void onCreate(Bundle savedInstanceState) {
getDelegate().installViewFactory();
getDelegate().onCreate(savedInstanceState);
super.onCreate(savedInstanceState);
}
@Override
protected void onPostCreate(Bundle savedInstanceState) {
super.onPostCreate(sa...
How to get the command line args passed to a running process on unix/linux systems?
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the -ww option allows access to full command-line arguments (as much as is stored by the kernel). See Also: how solaris and bsd get the untruncated commandline parameters for a process and ps options
– GuruM
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How to open Atom editor from command line in OS X?
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When Atom installs it automatically creates a symlink in your /usr/local/bin. However in case it hasn't, you can create it yourself on your Mac
ln -s /Applications/Atom.app/Contents/Resources/app/atom.sh /usr/local/bin/atom
Now you can ...
Check, using jQuery, if an element is 'display:none' or block on click
I want to check and sort elements that are hidden. Is it possible to find all elements with attribute display and value none ?
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How do I format a number in Java?
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Actually, String.format is like C's printf. It can format several kinds of data types.
– cesarse
Jul 2 '13 at 13:36
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jQuery DataTables: control table width
...b, it's not visible, hence can't calculate the widths. The solution is to call 'fnAdjustColumnSizing' when the tab shows.
Preamble
This example shows how DataTables with scrolling can be used together
with jQuery UI tabs (or indeed any other method whereby the table is
in a hidden (display:...