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Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...emselves):
:peanut :butter :and :jelly
0 1 2 3 4
4 is still within the array, just barely; if you request 0 elements, you get the empty end of the array. But there is no index 5, so you can't slice from there.
When you do index (like array[4]), you are pointin...
How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?
When using the Spring 3.0 capability to annotate a scheduled task, I would like to set the fixedDelay as parameter from my configuration file, instead of hard-wiring it into my task class, like currently...
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Change Oracle port from port 8080
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From Start | Run open a command window.
Assuming your environmental variables are set correctly ...
How to easily truncate an array with JavaScript?
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edited May 21 '15 at 1:37
David Mason
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answere...
Labels for radio buttons in rails form
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answered Apr 14 '09 at 5:13
Matt HaleyMatt Haley
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Select statement to find duplicates on certain fields
... which there are multiple records, you can use..
select field1,field2,field3, count(*)
from table_name
group by field1,field2,field3
having count(*) > 1
Check this link for more information on how to delete the rows.
http://support.microsoft.com/kb/139444
There should be a criterion for de...
Multiple cases in switch statement
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There is no syntax in C++ nor C# for the second method you mentioned.
There's nothing wrong ...