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rafaelune/unix_cmds.txt

Last active December 10, 2019 18:58
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unix cmds
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unix_cmds.txt
# searches files inside jars
find foo/ -name "*.jar" | xargs grep Hello.class
locate "*.jar" | xargs grep Hello.class
# displays memory usage
free -m
# change permissions
chmod u=rwx,g=rx,o=r myfile
4 stands for "read", 2 stands for "write", 1 stands for "execute", and 0 stands for "no permission."
# finds and deletes all files ending with .orig
find . -type f -name '*.orig' -delete
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