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@graceavery
graceavery / harryPotterAliases
Last active May 10, 2023 02:51
bash aliases for Harry Potter enthusiasts
alias accio=wget
alias avadaKedavra='rm -f'
alias imperio=sudo
alias priorIncantato='echo `history |tail -n2 |head -n1` | sed "s/[0-9]* //"'
alias stupefy='sleep 5'
alias wingardiumLeviosa=mv
alias sonorus='set -v'
alias quietus='set +v'
@milessabin
milessabin / shapeless-session.txt
Created April 1, 2016 12:29
shapeless on the Ammonite REPL with no dependencies other than an installed JDK. Many thanks to @przemekpokrywka for the idea, @alxarchambault for Coursier and @li_haoyi for Ammonite.
miles@frege:~$ ./shapeless.sh
Loading...
Welcome to the Ammonite Repl 0.5.2
(Scala 2.11.7 Java 1.8.0_51)
@ val l = 23 :: "foo" :: true :: HNil
l: Int :: String :: Boolean :: HNil = ::(23, ::("foo", ::(true, HNil)))
@
@rxin
rxin / df.py
Last active January 26, 2017 00:44
DataFrame simple aggregation performance benchmark
data = sqlContext.load("/home/rxin/ints.parquet")
data.groupBy("a").agg(col("a"), avg("num")).collect()