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Best way to specify whitespace in a String.Split operation
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If you just call:
string[] ssize = myStr.Split(null); //Or myStr.Split()
or:
string[] ssize = myStr.Split(new char[0]);
then white-space is assumed to be the splitting character. From the string.Split(char[]) method's documentation page...
Subqueries vs joins
I refactored a slow section of an application we inherited from another company to use an inner join instead of a subquery like:
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How to search by key=>value in a multidimensional array in PHP
Is there any fast way to get all subarrays where a key value pair was found in a multidimensional array? I can't say how deep the array will be.
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Multiple INSERT statements vs. single INSERT with multiple VALUES
...on't seem to be available so instead I had to look at the equivalent UNION ALL construction in SQL Server 2005.
A typical stack trace is below
sqlservr.exe!FastDBCSToUnicode() + 0xac bytes
sqlservr.exe!nls_sqlhilo() + 0x35 bytes
sqlservr.exe!CXVariant::CmpCompareStr() + 0x2b bytes
sqls...
Is there a null-coalescing (Elvis) operator or safe navigation operator in javascript?
... @Filippos can you give an example of different behavior in logical OR vs && method ? I can't think of a difference
– The Red Pea
Jul 4 '17 at 18:37
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When to use reinterpret_cast?
...time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
11 Answers
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
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Usually what you choose will depend on which methods you need access to. In general - IEnumerable<> (MSDN: http://msdn.microsoft.com/en-us/library/system.collections.ienumerable.aspx) for a list of objects that only needs ...
“FOUNDATION_EXPORT” vs “extern”
...https%3a%2f%2fstackoverflow.com%2fquestions%2f10953221%2ffoundation-export-vs-extern%23new-answer', 'question_page');
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String comparison: InvariantCultureIgnoreCase vs OrdinalIgnoreCase? [duplicate]
Which would be better code:
4 Answers
4
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LINQ: Select an object and change some properties without creating a new object
...erties of a LINQ query result object without creating a new object and manually setting every property. Is this possible?
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