Reword pwd comments (#2402)

Getting is redundant.
Observe, not observer.
This commit is contained in:
Tim Heaney 2016-10-02 13:16:12 -04:00 committed by ven
parent c947822981
commit 81975893a7

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@ -96,10 +96,10 @@ echo "Script's arguments separated into different variables: $1 $2..."
# Now that we know how to echo and use variables,
# let's learn some of the other basics of bash!
# Getting our current directory is available through the command `pwd`.
# Our current directory is available through the command `pwd`.
# `pwd` stands for "print working directory".
# We can also use the builtin variable `$PWD`.
# Observer that the following are equivalent:
# Observe that the following are equivalent:
echo "I'm in $(pwd)" # execs `pwd` and interpolates output
echo "I'm in $PWD" # interpolates the variable