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Is there an opposite of include? for Ruby Arrays?
...tation here
– barnett
Jun 11 '14 at 15:21
3
Minor remark: AS adds it to Enumerable so you can use...
Cluster analysis in R: determine the optimal number of clusters
... <- d
wss <- (nrow(mydata)-1)*sum(apply(mydata,2,var))
for (i in 2:15) wss[i] <- sum(kmeans(mydata,
centers=i)$withinss)
plot(1:15, wss, type="b", xlab="Number of Clusters",
ylab="Within groups sum of squares")
We might conclude that 4 cluster...
scala vs java, performance and memory? [closed]
...illed achieve.
– igouy
May 6 '11 at 15:14
1
>>in idiomatic style with superlative performan...
Convert dd-mm-yyyy string to date
... new Date(from[2], from[1] - 1, from[0])
Use regex
var date = new Date("15-05-2018".replace( /(\d{2})-(\d{2})-(\d{4})/, "$2/$1/$3"))
Why not use regex?
Because you know you'll be working on a string made up of three parts, separated by hyphens.
However, if you were looking for that same strin...
Brew doctor says: “Warning: /usr/local/include isn't writable.”
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jrwrenjrwren
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Google Chromecast sender error if Chromecast extension is not installed or using incognito
...ypassed by a change the team is currently working on.
Update 2 [Feb 17, 2015]: The team claim there's nothing they can do to remove the error logs as it's a standard Chrome network error and they are still working on a long-term fix. Public comments on the bug tracker were closed with that update.
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Set transparent background of an imageview on Android
... Using this fixed it.
– loeschg
Mar 15 '13 at 15:05
11
Probably because #FF 00 00 00 = 100% black...
What's the proper way to install pip, virtualenv, and distribute for Python?
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The server committed a protocol violation. Section=ResponseStatusLine ERROR
...Darin DimitrovDarin Dimitrov
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Bootstrap 3 breakpoints and media queries
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edited Aug 15 '18 at 6:50
answered May 30 '15 at 4:21
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