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What is the difference between String.slice and String.substring?
...aniel VassalloDaniel Vassallo
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lenses, fclabels, data-accessor - which library for structure access and mutation is better
...0 instead?
– yairchu
Apr 24 '11 at 15:54
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Oh no! I was the original author of data-accessor, a...
Difference between Grunt, NPM and Bower ( package.json vs bower.json )
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Update for mid 2016:
The things are changing so fast that if it's late 2017 this answer might ...
Why does changing the sum order returns a different result?
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+500
Maybe this question is stupid, but why does simply changing the order of the elements affects the result?
It will change the po...
What does the 'standalone' directive mean in XML?
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Is there a way to 'uniq' by column?
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335
sort -u -t, -k1,1 file
-u for unique
-t, so comma is the delimiter
-k1,1 for the key field 1
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How do I pause my shell script for a second before continuing?
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Use the sleep command.
Example:
sleep .5 # Waits 0.5 second.
sleep 5 # Waits 5 seconds.
sleep 5s # Waits 5 seconds.
sleep 5m # Waits 5 minutes.
sleep 5h # Waits 5 hours.
sleep 5d # Waits 5 days.
One can also employ decimals when specifying a time unit; e.g. sle...
How to round up to the nearest 10 (or 100 or X)?
...nice base values from 1 to 10. The default is set to the even numbers plus 5.
roundUpNice <- function(x, nice=c(1,2,4,5,6,8,10)) {
if(length(x) != 1) stop("'x' must be of length 1")
10^floor(log10(x)) * nice[[which(x <= 10^floor(log10(x)) * nice)[[1]]]]
}
The above doesn't work when...
How do HTML parses work if they're not using regexp?
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