emrahoruc/linux-command-lines.md

## linux-command-lines.md

      
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tar -cvzf backup.tgz /home/user/project
Extract

tar -xvzf backup.tgz
Copy Lots And Large Files

rsync -avhW --no-compress --progress --exclude 'file_or_dir' /source/ /target/
Reset Permissions

cd /home/user/domains/domain.com/public_html
find . -type d -exec chmod 0755 {} \;
find . -type f -exec chmod 0644 {} \;

Alsamixer - Unmute speaker, unmute headset microphone, set mic boost right 0 and left 100

amixer -c1 set 'Speaker' unmute 100
amixer -c1 set 'Mic' unmute 100
amixer -c1 set 'Mic Boost' 0,100

Find & Remove error_log Files in Linux

find . -type f -iname error_log -exec du -sh {} \;

find . -type f -iname error_log -delete
Copy part of files from huge directory

ls | head -n 80000 | tail -n 5 | xargs -I{} cp {} /target/directory
Listen network traffic

tcpdump -A host 192.168.1.100

tcpdump -A port 80