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Ignoring time zones altogether in Rails and PostgreSQL
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Difference between
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Based on Bert F's answer I would like to explain my understanding.
Lets say we have 3 classes as
public class Fruit{}
public class Melon extends Fruit{}
public class WaterMelon extends Melon{}
Here We have
List<? ex...
How to pass objects to functions in C++?
...ss by a non-const lvalue reference,
you pass objects of derived classes as base classes, in which case you need to pass by reference. (Use the previous rules to determine whether to pass by const reference or not.)
Passing by pointer is virtually never advised. Optional parameters are best expresse...
What is the difference between active and passive FTP?
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INNER JOIN vs LEFT JOIN performance in SQL Server
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I want to point out that there is basically no database documentation to support the idea that inner joins and outer joins performance differently. Outer joins are slightly more expensive than inner joins, because of the volume of the data and the size of the result set. Ho...
What’s the difference between ScalaTest and Scala Specs unit test frameworks?
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OAuth 2.0: Benefits and use cases — why?
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What is the difference D3 datum vs. data?
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What is the real overhead of try/catch in C#?
... will require the CLR to find the location of the finally and catch blocks based on the current IP and the return IP of every frame until the exception is handled plus the filter block.
additional construction cost and name resolution in order to create the frames for diagnostic purposes, including ...
Read/write to Windows registry using Java
....io.InputStream;
import java.io.StringWriter;
/**
* @author Oleg Ryaboy, based on work by Miguel Enriquez
*/
public class WindowsReqistry {
/**
*
* @param location path in the registry
* @param key registry key
* @return registry value or null if not found
*/
p...