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How do I use the new computeIfAbsent function?
...g a map and putting the values in it for the base cases, namely, fibonnaci(0) and fibonacci(1):
private static Map<Integer,Long> memo = new HashMap<>();
static {
memo.put(0,0L); //fibonacci(0)
memo.put(1,1L); //fibonacci(1)
}
And for the inductive step all we have to do is redef...
HTML Submit-button: Different value / button-text?
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answered Nov 13 '10 at 8:39
PekkaPekka
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Use JSTL forEach loop's varStatus as an ID
...{theCount.index}">
To clarify:
${theCount.index} starts counting at 0 unless you've set the begin attribute
${theCount.count} starts counting at 1
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Print variables in hexadecimal or decimal format
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cnicutarcnicutar
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Checking for the correct number of arguments
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#!/bin/sh
if [ "$#" -ne 1 ] || ! [ -d "$1" ]; then
echo "Usage: $0 DIRECTORY" >&2
exit 1
fi
Translation: If number of arguments is not (numerically) equal to 1 or the first argument is not a directory, output usage to stderr and exit with a failure status code.
More friendly er...
Regular expression for a string containing one word but not another
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answered Jun 1 '10 at 20:26
KobiKobi
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Pass An Instantiated System.Type as a Type Parameter for a Generic Class
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220
You can't do this without reflection. However, you can do it with reflection. Here's a complete ...
How to get an element by its href in jquery?
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201
Yes, you can use jQuery's attribute selector for that.
var linksToGoogle = $('a[href="http://g...
What is the function of the DBMDL File in VS database project
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answered Sep 22 '10 at 6:44
Cameron McGraneCameron McGrane
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mysql command for showing current configuration variables
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answered Sep 29 '09 at 16:53
code_burgarcode_burgar
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