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How can I confirm a database is Oracle & what version it is using SQL?
...is indeed Oracle, and if possible, what version of Oracle they are running by sending a SQL statement to the datasource.
10...
Stop Visual Studio from launching a new browser window when starting debug?
...proj. I had previously tried changing the URL that the browser would open by modifying "Project URL" and saw that it got changed in .csproj. Upon closer inspection, I now see that there is a "Apply server settings to all users" checkmark which controls just that field. My bad.
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Navigation bar appear over the views with new iOS7 SDK
...eep compatibility with ios6 you are forced to introduce a conditional case by code to check if the controller has that property or not..
– jerrygdm
Aug 27 '13 at 8:24
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UITableViewCell Separator disappearing in iOS7
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You need to ceil the number of pixels and then divide by screen scale factor to get points which is okay to be in decimal. If you don't do this, it won't be retina optimized.
– trss
Mar 11 '14 at 16:38
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Rails detect if request was AJAX
...mat.js { #Do some stuff }
You can also check before the respond_to block by calling request.xhr?.
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Close virtual keyboard on button press
...lick();
return true;
}
});
And you hide keyboard by:
public void hideKeybord(View view) {
inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(),
InputMethodManager.RESULT_UNCHANGED_SHOWN);
}
You should also fire keyboard h...
How to write an async method with out parameter?
...-have-ref-or-out-parameters
As for why async methods don't support out-by-reference parameters?
(or ref parameters?) That's a limitation of the CLR. We chose to
implement async methods in a similar way to iterator methods -- i.e.
through the compiler transforming the method into a
state-...
Java unchecked: unchecked generic array creation for varargs parameter
...aken if you assign the array argument to a field that might be manipulated by other methods because determining that there are no unsafe operations performed on it might not be trivial.
– neXus
Nov 10 '17 at 14:29
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How to change the decimal separator of DecimalFormat from comma to dot/point?
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You can change the separator either by setting a locale or using the DecimalFormatSymbols.
If you want the grouping separator to be a point, you can use an european locale:
NumberFormat nf = NumberFormat.getNumberInstance(Locale.GERMAN);
DecimalFormat df = (D...
How do I generate random numbers in Dart?
...f you put rng.nextInt(1700) you will get number between 0 and 1700. Divide by 100 and reduce -0,8. Meaning yourRnd = rng.nextInt(1700)/100.0-0.8. There are more options you can use like not even using nextInt but rather double 0-1, miltiplied by 1,7 and shifted -0.8
– Veljac
...