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C# : 'is' keyword and checking for Not
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Update (considering the OP's code snippet):
Since you're actually casting the value afterward, you could just use as instead:
public void Update(DocumentPart part) {
part.Update();
IContainer containerPart = part as IContainer;
if(containerPart == null) return;
foreach(Docu...
How do function pointers in C work?
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I like this answer but don't cast malloc
– cat
Sep 29 '16 at 14:41
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C library function to perform sort
..._function, which takes in two
arguments of type "const void", which can be cast to appropriate data structure, and then
return one of these three values:
negative, if a should be before b
0, if a equal to b
positive, if a should be after b
1. Comparing a list of integers:
simply cast a and b to...
Get output parameter value in ADO.NET
...omString = int.Parse(outputIdParam.Value.ToString());
// Throws InvalidCastException
int idFromCast = (int)outputIdParam.Value;
// idAsNullableInt remains null
int? idAsNullableInt = outputIdParam.Value as int?;
// idOrDefaultValue is 0 (or any other value specified to the ?? ope...
How do you find out the type of an object (in Swift)?
... part of your answer is wrong. The 'if let' statement with as? conditional cast does the same as isKindOfClass as well, just also provides the result of the cast should it Succeed.
– awolf
Mar 11 '16 at 18:59
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Deserializing JSON data to C# using JSON.NET
...as having issues where I had a pretty complex JSON string, when I tried to cast it to C# objects, anything marked as 'NotNull' would be missing from the object, even though it was present in the JSON string to begin with. Very strange. I used this method and it worked PERFECT!
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Convert string to nullable type (int, double, etc…)
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If you cast either of the return values to a double? (or int?, etc), then it will be able to convert them to the final double?. See the change above.
– bdukes
Apr 21 '09 at 15:22
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Int to Char in C#
...(char)49; string s = "1two3"; Console.WriteLine(c == s[0]); Using this cast is perfectly fine. Your explanation does not provide a valid example of it not working. Furthermore, Console.WriteLine((char)49 == 1); is false which essentially makes your comment baseless.
– Travi...
How can I read a large text file line by line using Java?
...using forEach(). The strange code (Iterable<String>) lines::iterator casts a Stream to an Iterable.
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How to remove illegal characters from path and filenames?
...he illegal path char list and has a few more. Here are lists of both lists cast to int: 34,60,62,124,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,58,42,63,92,47 34,60,62,124,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31...