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How to pass parameters to anonymous class?
...ning class(es) or local variables that are marked final.
edit: As Peter pointed out, you can also pass parameters to the constructor of the superclass of the anonymous class.
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What's the deal with a leading underscore in PHP class methods?
... code abstraction, should be prefixed with an underscore.
public function convert_text()
private function _convert_text()
Other frameworks do the same, like
Cakephp:
does the same:
Member Visibility
Use PHP5’s private and protected keywords for methods and variables. Additionally, non-public m...
Can I “multiply” a string (in C#)?
...r code is elegant for C#, as it currently stands, for this problem. The point I'm trying to make is: (I believe) it would be very easy (for microsoft, as strings are sealed) to extend C# to overload the * operator to allow int * string multiplication. Which would then actually be elegant in some ...
Programmatically saving image to Django ImageField
...
Here is a method that works well and allows you to convert the file to a certain format as well (to avoid "cannot write mode P as JPEG" error):
import urllib2
from django.core.files.base import ContentFile
from PIL import Image
from StringIO import StringIO
def download_im...
How do you format the day of the month to say “11th”, “21st” or “23rd” (ordinal indicator)?
... com.google.common.base.Preconditions.*;
String getDayOfMonthSuffix(final int n) {
checkArgument(n >= 1 && n <= 31, "illegal day of month: " + n);
if (n >= 11 && n <= 13) {
return "th";
}
switch (n % 10) {
case 1: return "st";
cas...
The name does not exist in the namespace error in XAML
... I have a simple MusicPlayer tutorial app I am using to learn WPF. I am converting a C# version of the tutorial to VB.NET step by step.
...
How to find an available port?
...sten on any free port.
ServerSocket s = new ServerSocket(0);
System.out.println("listening on port: " + s.getLocalPort());
If you want to use a specific set of ports, then the easiest way is probably to iterate through them until one works. Something like this:
public ServerSocket create(int[] p...
How do pointer to pointers work in C?
How do pointers to pointers work in C?
When would you use them?
14 Answers
14
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Android Camera : data intent returns null
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The default Android camera application returns a non-null intent only when passing back a thumbnail in the returned Intent. If you pass EXTRA_OUTPUT with a URI to write to, it will return a null intent and the picture is in the URI that you passed in.
You can verify this by looking...
What is the difference between a reference type and value type in c#?
...
Your examples are a little odd because while int, bool and float are specific types, interfaces and delegates are kinds of type - just like struct and enum are kinds of value types.
I've written an explanation of reference types and value types in this article. I'd be ...