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How to handle back button in activity
...e, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK
&& event.getRepeatCount() == 0) {
event.startTracking();
return true;
}
return super.onKeyDown(keyCode, event);
}
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEve...
Suppress properties with null value on ASP.NET Web API
...ile application. I need the response json to omit null properties instead of return them as property: null .
5 Answers
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Declare slice or make slice?
In Go, what is the difference between var s []int and s := make([]int, 0) ?
4 Answers
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Difference between std::system_clock and std::steady_clock?
... the difference between std::system_clock and std::steady_clock ? (An example case that illustrate different results/behaviours would be great).
...
How do I get the current GPS location programmatically in Android?
...by step description to get current location's GPS coordinates.
Complete example source code is in Get Current Location coordinates , City name - in Android.
See how it works:
All we need to do is add this permission in the manifest file:
<uses-permission android:name="android.permission.AC...
How to add leading zeros?
...matting you want to do.
The example from the question is quite easy since all the values have the same number of digits to begin with, so let's try a harder example of making powers of 10 width 8 too.
anim <- 25499:25504
x <- 10 ^ (0:5)
paste (and it's variant paste0) are often the first...
Pure JavaScript: a function like jQuery's isNumeric() [duplicate]
...uld add your own:
function isNumeric(n) {
return !isNaN(parseFloat(n)) && isFinite(n);
}
NOTE: Since parseInt() is not a proper way to check for numeric it should NOT be used.
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Signal handling with multiple threads in Linux
...h IIRC doesn't interrupt system calls. If you tried this with SIGINT for example, it could interrupt a stream read, and when you went to return to reading, the stream may return an error that it was interrupted.
– Alan
Jul 27 '12 at 0:03
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How to add reference to a method parameter in javadoc?
...code Iterator<String>} -- sure looks nicer than <code>Iterator<String></code>, doesn't it!
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Convert integer to binary in C#
...
Your example has an integer expressed as a string. Let's say your integer was actually an integer, and you want to take the integer and convert it to a binary string.
int value = 8;
string binary = Convert.ToString(value, 2);
Wh...