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Should a retrieval method return 'null' or throw an exception when it can't produce the return value
I am using java language,I have a method that is supposed to return an object if it is found.
36 Answers
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SELECT DISTINCT on one column
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Replace Default Null Values Returned From Left Outer Join
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C# : 'is' keyword and checking for Not
This is a silly question, but you can use this code to check if something is a particular type...
12 Answers
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List of all index & index columns in SQL Server DB
How do I get a list of all index & index columns in SQL Server 2005+? The closest I could get is:
30 Answers
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Merging two arrays in .NET
Is there a built in function in .NET 2.0 that will take two arrays and merge them into one array?
21 Answers
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How to initialize a List to a given size (as opposed to capacity)?
.NET offers a generic list container whose performance is almost identical (see Performance of Arrays vs. Lists question). However they are quite different in initialization.
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Purpose of returning by const value? [duplicate]
What is the purpose of the const in this?
4 Answers
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How do I view the list of functions a Linux shared library is exporting?
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Copy a table from one database to another in Postgres
I am trying to copy an entire table from one database to another in Postgres. Any suggestions?
19 Answers
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