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What is the meaning of “this” in Java?
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answered Sep 16 '10 at 15:17
Joachim SauerJoachim Sauer
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Is there an equivalent for the Zip function in Clojure Core or Contrib?
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answered Apr 6 '10 at 21:13
Michał MarczykMichał Marczyk
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How do I put a clear button inside my HTML text input box like the iPhone does?
... EoghanM
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answered May 10 '10 at 15:28
BalusCBalusC
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What are the performance characteristics of sqlite with very large database files? [closed]
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Yes, inserts were done in batches of 10000 messages per transaction.
– Snazzer
May 14 '09 at 15:17
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MySQL COUNT DISTINCT
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ypercubeᵀᴹypercubeᵀᴹ
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View HTTP headers in Google Chrome?
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answered Dec 12 '10 at 18:05
TowerTower
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Standardize data columns in R
... function on the data to do what you want.
dat <- data.frame(x = rnorm(10, 30, .2), y = runif(10, 3, 5))
scaled.dat <- scale(dat)
# check that we get mean of 0 and sd of 1
colMeans(scaled.dat) # faster version of apply(scaled.dat, 2, mean)
apply(scaled.dat, 2, sd)
Using built in functions...
startActivityForResult() from a Fragment and finishing child Activity, doesn't call onActivityResult
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10 Answers
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How to change int into int64?
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answered Oct 30 '12 at 10:51
Denys SéguretDenys Séguret
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Add more than one parameter in Twig path
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answered Apr 30 '12 at 10:55
Elnur AbdurrakhimovElnur Abdurrakhimov
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