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How to define a two-dimensional array?
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27 Answers
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Programmatically change log level in Log4j2
I'm interested in programmatically changing the log level in Log4j2. I tried looking at their configuration documentation but that didn't seem to have anything. I also tried looking in the package: org.apache.logging.log4j.core.config , but nothing in there looked helpful either.
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Passing a std::array of unknown size to a function
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edited Jun 17 '13 at 20:36
answered Jun 17 '13 at 20:30
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How to count total lines changed by a specific author in a Git repository?
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24 Answers
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Find region from within an EC2 instance
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28 Answers
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Regular expression to match URLs in Java
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edited Sep 29 '13 at 20:09
Alan Moore
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Test if a vector contains a given element
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521
Both the match() (returns the first appearance) and %in% (returns a Boolean) functions are desi...
Scala list concatenation, ::: vs ++
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Legacy. List was originally defined to be functional-languages-looking:
1 :: 2 :: Nil // a lis...
Check whether number is even or odd
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204
You can use the modulus operator, but that can be slow. If it's an integer, you can do:
if ( ...
Get the week start date and week end date from week number
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You can find the day of week and do a date add on days to get the start and end dates..
DATEADD...