Love UNIX

This post is purely to try out the WP-Terminal mod.

Block a single IP with IPFW

user@computer:$ ipfw add 01001 deny ip from 200.27.27.27 to any

Using rsync for backups

user@computer:$ rsync -av -e ssh user@127.0.0.1:/var/db/mysql/ /var/db/mysql/

See your most-used commands with history

user@computer:$ history|awk '{print $2}'|awk 'BEGIN {FS="|"} {print $1}'|sort|uniq -c|sort -r

Mac OS X DNS flush

user@computer:$ dscacheutil -flushcache

Find sizes of files and folders

user@computer:$ du -sh *

How to rebuild /dev/null

user@computer:$ sudo /sbin/mknod /dev/null c 2 2

Use grep to search inside files

user@computer:$ grep -rin "words to find inside" *

Use ls to sort by size

user@computer:$ ls -lh | sort -n +4

CLI to fix permissions (Mac OS X)

user@computer:$ sudo diskutil repairpermissions /

Fix prebinding (Mac OS X)

user@computer:$ sudo update_prebinding -root / -force

Fix .plist (Mac OS X)

user@computer:$ sudo plutil /Library/Preferances/*.plist
plutil ~/Library/Preferances/*.plist

Reload qmail tcp.smtp

user@computer:$ sudo qmailctl cdb
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