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How to convert int to NSString?
...gValue] will always return an NSString. In the code of your comment, force casting with (id) and assigning to a different type is a clear programming mistake: you should never do that. It's like swizzling a method and then making an argument about that method not doing what it was originally doing.
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Why shouldn't Java enum literals be able to have generic type parameters?
... information for type-checks. And then "converts" the generic type to type casts. I'll rephrase the question
– Lukas Eder
Nov 27 '10 at 9:32
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Will strlen be calculated multiple times if used in a loop condition?
...is not a promise not to modify the data pointed to, because it is valid to cast to char* and modify provided that the object modified isn't const and isn't a string literal.
– Steve Jessop
Jul 6 '12 at 15:31
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SQL/mysql - Select distinct/UNIQUE but return all columns?
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@signonsridhar cast your boolean to an int and use sum; e.g. sum(cast(COL as int)) > 0
– Drew
May 8 '18 at 15:17
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“’” showing on page instead of “ ' ”
...h several SQL queries like this...
UPDATE MyTable SET
MyField1 = CONVERT(CAST(CONVERT(MyField1 USING latin1) AS BINARY) USING utf8),
MyField2 = CONVERT(CAST(CONVERT(MyField2 USING latin1) AS BINARY) USING utf8);
Do this for as many tables/columns as necessary.
You can also fix some of these st...
How to concatenate text from multiple rows into a single text string in SQL server?
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I had to cast it to NVarchar(max) to get it work.. ``` SELECT STRING_AGG(CAST(EmpName as NVARCHAR(MAX)), ',') FROM EmpTable as t ```
– Varun
17 hours ago
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How to get a enum value from string in C#?
... "0x80000002". Enum.Parse() method is useless in this case because you can cast the enum member to uint and get the value - 2147483650. Enum.Parse() of course gives the same result but instead of hardcoding a string as a parameter you can cast directly the enum variable you're working with.
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Why is there no std::stou?
...tee decided to go for such a C-ish approach? Something like boost::lexical_cast<>() seems like a more C++ way of doing things.
– Paul Manta
Jan 3 '12 at 17:27
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When to use IList and when to use List
...ive the user the richest possible set of operations without them having to cast around. So in that case, if it's a List<T> internally, return a copy as a List<T>.
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MySQL/SQL: Group by date only on a Datetime column
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Cast the datetime to a date, then GROUP BY using this syntax:
SELECT SUM(foo), DATE(mydate) FROM a_table GROUP BY DATE(a_table.mydate);
Or you can GROUP BY the alias as @orlandu63 suggested:
SELECT SUM(foo), DATE(mydate) ...