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Cast Int to enum in Java
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Try MyEnum.values()[x] where x must be 0 or 1, i.e. a valid ordinal for that enum.
Note that in Java enums actually are classes (and enum values thus are objects) and thus you can't cast an int or even Integer to an enum.
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Why are flag enums usually defined with hexadecimal values
...bit shifts seems the most clear:
[Flags]
public enum MyEnum
{
None = 0,
Flag1 = 1 << 0,
Flag2 = 1 << 1,
Flag3 = 1 << 2,
Flag4 = 1 << 3,
Flag5 = 1 << 4
}
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Swipe to Delete and the “More” button (like in Mail app on iOS 7)
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20 Answers
20
Active
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Using the HTML5 “required” attribute for a group of checkboxes?
...xpression:
$('div.checkbox-group.required :checkbox:checked').length > 0
which returns true if at least one element is checked.
Based on that, you can implement your validation check.
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Create table (structure) from existing table
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edited Mar 24 '10 at 6:35
answered Mar 24 '10 at 6:23
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TypeScript and field initializers
...oses only.
– Jacques
Oct 13 '15 at 10:42
15
I agree with Jack and Jaques, and I think its worth r...
System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
... watch.Start();
// Long running operation
_timer.Change( Math.Max( 0, TIME_INTERVAL_IN_MILLISECONDS - watch.ElapsedMilliseconds ), Timeout.Infinite );
}
I strongly encourage anyone doing .NET and is using the CLR who hasn't read Jeffrey Richter's book - CLR via C#, to read is as soon as ...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
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110
If the script is the same across all users, you can use a lockfile approach. If you acquire the ...
How do I debug Node.js applications?
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+50
node-inspector could save the day! Use it from any browser supporting WebSocket. Breakpoints, profiler, livecoding, etc... It is reall...
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