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Global and local variables in R
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Variables declared inside a function are local to that function. For instance:
foo <- func...
how to find host name from IP with out login to the host
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Compiling simple Hello World program on OS X via command line
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184
Try
g++ hw.cpp
./a.out
g++ is the C++ compiler frontend to GCC.
gcc is the C compiler front...
Best way to do multi-row insert in Oracle?
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173
This works in Oracle:
insert into pager (PAG_ID,PAG_PARENT,PAG_NAME,PAG_ACTIVE)
sel...
What is the best way to determine the number of days in a month with JavaScript?
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15 Answers
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Autoincrement VersionCode with gradle extra properties
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17 Answers
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Python - Check If Word Is In A String
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No secret option provided to Rack::Session::Cookie warning?
I am running Rails 3.2.3, Ruby 1.9 under Fedora 17. I get this warning, when I run rails s , and how do I fix?
7 Answers
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Is PHP's count() function O(1) or O(n) for arrays?
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136
Well, we can look at the source:
/ext/standard/array.c
PHP_FUNCTION(count) calls php_count_r...