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How to create multidimensional array
...uctures and Algorithms with JavaScript
The Good Parts (O’Reilly, p. 64). Crockford extends the JavaScript
array object with a function that sets the number of rows and columns
and sets each value to a value passed to the function. Here is his
definition:
Array.matrix = function(numrow...
What is the difference between Java RMI and RPC?
...
fortranfortran
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int to hex string
...
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Use ToString("X4").
The 4 means that the string will be 4 digits long.
Reference: The Hexadec...
Remove NA values from a vector
...rrr::map(airquality, function(x) { x[!is.na(x)] }) 66.8 75.9 130.5643 86.2 131.80 541125.5 1e+06 a
purrr::map(airquality, na.omit) 95.7 107.4 185.5108 129.3 190.50 534795.5 1e+06 b
purrr::map(airquality, ~purrr::discard(.x, .p = is.na)) 3391.7 3648...
Why should a Java class implement comparable?
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Amir RachumAmir Rachum
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How to change MySQL column definition?
...
Daniel RikowskiDaniel Rikowski
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How do I center align horizontal menu?
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reisioreisio
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Using HTML in Express instead of Jade
... mustaccio
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answered Mar 1 '14 at 15:11
BiwekBiwek
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Calculate a MD5 hash from a string
...onusKingCronus
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Should I use alias or alias_method?
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Apart from the syntax, the main difference is in the scoping:
# scoping with alias_method
clas...