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getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
...ethod noteStateNotSavedMethod = cls.getDeclaredMethod("noteStateNotSaved", new Class[] {});
noteStateNotSavedMethod.invoke(fragmentMgr, new Object[] {});
Log.d("DLOutState", "Successful call for noteStateNotSaved!!!");
} catch (Exception ex) {
Log.e("DLOutState", "Excepti...
What is the difference between required and ng-required?
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C++ Structure Initialization
...o go back to this code and look for the exact spot in which to insert your new initialization, which is hard and boring. With the dot notation, you can simply put your new initialization at the end of the list without bothering with the order. And dot notation is way safer if you happen to add the s...
How to create a link to a directory [closed]
...hing /home/jake/xxx
More information: man ln
/home/jake/xxx is like a new directory. To avoid "is not a directory: No such file or directory" error, as @trlkly comment, use relative path in the target, that is, using the example:
cd /home/jake/
ln -s /home/jake/doc/test/2000/something xxx
...
How can I be notified when an element is added to the page?
...tinuously check for them.
function checkDOMChange()
{
// check for any new element being inserted here,
// or a particular node being modified
// call the function again after 100 milliseconds
setTimeout( checkDOMChange, 100 );
}
Once this function is called, it will run every 100 ...
Convert a float64 to an int in Go
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Why does the MongoDB Java driver use a random number generator in a conditional?
... of 'black box' code that was really slow.
So sometimes previously unseen new 'questions' would show up, and they would show up in a batch, like 100 of them in a row.
The programmer was happy with how the program was working, but he wanted some way of maybe improving the software in the future, if...
When should I use uuid.uuid1() vs. uuid.uuid4() in python?
...
uuid1() is guaranteed to not produce any collisions (under the assumption you do not create too many of them at the same time). I wouldn't use it if it's important that there's no connection between the uuid and the computer, a...
How to force file download with PHP
... } else {
$range_end=intval($range_end);
}
$new_length = $range_end-$range+1;
header("HTTP/1.1 206 Partial Content");
header("Content-Length: $new_length");
header("Content-Range: bytes $range-$range_end/$size");
} else {
$new_length...
Ignoring time zones altogether in Rails and PostgreSQL
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...