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Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
...valent to E1 = (T)((E1) op (E2)), so that's kind of like implicit down typecasting (down from long to int). Whereas in i = i+j, we have to do it explicitly, ie, provide the (T) part in E1 = ((E1) op (E2)) Isn't it?
– bad_keypoints
Sep 22 '12 at 14:52
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Assign null to a SqlParameter
...value or a DBNull type value, which are not compatible.
You can of course cast the instance of AgeIndex to be type object which would satisfy the ?: requirement.
You can use the ?? null-coalescing operator as follows
SqlParameter[] parameters = new SqlParameter[1];
SqlParameter planIndexPara...
Easiest way to convert int to string in C++
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@Flying: under VS2010 you have to explicitly cast the converting integer to one of the following types [_Longlong, _ULonglong, long double]; i.e: string s = to_string((_ULonglong)i);
– Zac
Dec 6 '13 at 14:50
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SQL Server 2008: How to query all databases sizes?
... it works for me:
SELECT
DB_NAME(db.database_id) DatabaseName,
(CAST(mfrows.RowSize AS FLOAT)*8)/1024 RowSizeMB,
(CAST(mflog.LogSize AS FLOAT)*8)/1024 LogSizeMB,
(CAST(mfstream.StreamSize AS FLOAT)*8)/1024 StreamSizeMB,
(CAST(mftext.TextIndexSize AS FLOAT)*8)/1024 TextIndexSiz...
Cast Double to Integer in Java
Any way to cast java.lang.Double to java.lang.Integer ?
17 Answers
17
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MySQL selecting yesterday's date
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You can get yesterday's date by using the expression CAST(NOW() - INTERVAL 1 DAY AS DATE). So something like this might work:
SELECT * FROM your_table
WHERE DateVisited >= UNIX_TIMESTAMP(CAST(NOW() - INTERVAL 1 DAY AS DATE))
AND DateVisited <= UNIX_TIMESTAMP(CAST(NOW...
Getting the max value of an enum
... Bang = 2
}
// this gets Fizz
var lastFoo = Enum.GetValues(typeof(Foo)).Cast<Foo>().Last();
Edit
For those not willing to read through the comments: You can also do it this way:
var lastFoo = Enum.GetValues(typeof(Foo)).Cast<Foo>().Max();
... which will work when some of your en...
uint8_t can't be printed with cout
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Since C style casts are frowned upon, wouldn't it be better to do a static_cast?
– Tim Seguine
Oct 24 '13 at 12:09
37
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ARC and bridged cast
With ARC, I can no longer cast CGColorRef to id . I learned that I need to do a bridged cast. According clang docs :
3 ...
Change type of varchar field to integer: “cannot be cast automatically to type integer”
...rying ". I'm trying to change it to " Integer " but it gives an error that casting is not possible.
8 Answers
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