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How to test if a string is basically an integer in quotes using Ruby

...> false I don't agree with the solutions that provoke an exception to convert the string - exceptions are not control flow, and you might as well do it the right way. That said, my solution above doesn't deal with non-base-10 integers. So here's the way to do with without resorting to exception...
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Nullable types and the ternary operator: why is `? 10 : null` forbidden? [duplicate]

...DbType.Double).Value = String.IsNullOrEmpty(pNumberChar) ? (Double?)null : Convert.ToDouble(pNumberChar); – Rajesh Thampi Feb 9 '17 at 7:00 add a comment  |...
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Convert all first letter to upper case, rest lower for each word

I have a string of text (about 5-6 words mostly) that I need to convert. 11 Answers 11...
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any tool for java object to object mapping? [closed]

I am trying to convert DO to DTO using java and looking for automated tool before start writing my own. I just wanted to know if there any free tool available for the same. ...
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What exactly is Type Coercion in Javascript?

... when the operands of an operator are different types, one of them will be converted to an "equivalent" value of the other operand's type. For instance, if you do: boolean == integer the boolean operand will be converted to an integer: false becomes 0, true becomes 1. Then the two values are comp...
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How to get the integer value of day of week

... Try this. It will work just fine: int week = Convert.ToInt32(currentDateTime.DayOfWeek); share | improve this answer | follow | ...
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Optimal way to concatenate/aggregate strings

...r < 1000 BEGIN insert into @YourTable VALUES (ROUND(@counter/10,0), CONVERT(NVARCHAR(50), @counter) + 'CC') SET @counter = @counter + 1; END SET @startTime = GETDATE() ;WITH Partitioned AS ( SELECT ID, Name, ROW_NUMBER() OVER (PARTITION BY ID ORDER BY Name) ...
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What is a higher kinded type in Scala?

... -> * Order 2: Functor :: (* -> *) -> Constraint—higher-kinded: converts unary type constructors to typeclass constraints share | improve this answer | follow ...
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How to convert object array to string array in Java

I use the following code to convert an Object array to a String array : 11 Answers 11 ...
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Reading a List from properties file and load with spring annotation @Value

...Service(); } This activates the new configuration service which supports converting String to Collection types. If you do not activate this configuration service, Spring falls back on its legacy property editors as configuration services, which do not support this kind of conversion. Converting t...