Some useful commands

commands.md

Some useful commands.

extract tar.gz files

tar -zxvf file.tar.gz

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tilde files

# list files
find . -type f -name '*~'

# delete them
find . -type f -name '*~' -exec rm -f '{}' \;

# alternative
find . -type f -name '*~' -delete

for pyc files change *~ to *.pyc.

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ruby/rvm

When you got

RVM is not a function, selecting rubies with 'rvm use ...' will not work.

You must run:

source ~/.rvm/scripts/rvm
type rvm | head -n 1 # must be rvm is a function

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