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How do I handle too long index names in a Ruby on Rails ActiveRecord migration?
I am trying to add an unique index that gets created from the foreign keys of four associated tables:
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How to get index using LINQ? [duplicate]
Given a datasource like that:
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Why would an Enum implement an Interface?
I just found out that Java allows enums to implement an interface. What would be a good use case for that?
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Converting between java.time.LocalDateTime and java.util.Date
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Everything is here : http://blog.progs.be/542/date-to-java-time
The answer with "round-tripping" is not exact : when you do
LocalDateTime ldt = LocalDateTime.ofInstant(instant, ZoneOffset.UTC);
if your system timezone is not UTC/GMT, you cha...
T-SQL stored procedure that accepts multiple Id values
...eUploader: {
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Variable number of arguments in C++?
How can I write a function that accepts a variable number of arguments? Is this possible, how?
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Clone() vs Copy constructor- which is recommended in java [duplicate]
... //for all properties in FOo
f.set(foo.get());
return f;
}
Read more
http://adtmag.com/articles/2000/01/18/effective-javaeffective-cloning.aspx
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MySQL - force not to use cache for testing speed of query
...W() FROM TABLE
See "Prerequisites and Notes for MySQL Query Cache Use" @ http://dev.mysql.com/tech-resources/articles/mysql-query-cache.html
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In what order do static/instance initializer blocks in Java run?
Say a project contains several classes, each of which has a static initializer block. In what order do those blocks run? I know that within a class, such blocks are run in the order they appear in the code. I've read that it's the same across classes, but some sample code I wrote disagrees with t...
How do I select a random value from an enumeration?
Given an arbitrary enumeration in C#, how do I select a random value?
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