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How to use java.util.Scanner to correctly read user input from System.in and act on it?
java
java.util.scanner
system.in
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How to add to the PYTHONPATH in Windows, so it finds my modules/packages?
python
windows
environment-variables
pythonpath
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How to generate all permutations of a list
python
algorithm
permutation
combinatorics
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How should I deal with "package 'xxx' is not available (for R version x.y.z)" warning?
r
r-faq
installation
package
repository
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Why does this UnboundLocalError occur (closure)?
closures
python
scope
global-variables
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