Misc Unix Tasks

• cut : cut -d ' ' -f 1 2
• find : `find /home -name "*.[ch]"`'
• print man pages : man -t <page name here> | lpr

• floppy formatting : dd if=bootnet.img of=/dev/fd0 bs=1440k (hformat for hfs, mke2fs for ext2, mkdosfs for dos)
• backup : mkisofs -a -J -R <backupdir> | cdrecod dev=2,0 speed=2 -
• iso : 1) mkisofs -o bin.fs ./bin 2) mount -o loop -w ./bin.fs /mnt/image
• images :

      mkdir /root/initrd
      dd if=/dev/zero of=initrd.img bs=1k count=1024 [count= 40960 for 40 MB]
      mke2fs -i 1024 -b 1024 -m 5 -F -v initrd.img
      mount initrd.img /root/initrd -t ext2 -o loop
      cd initrd
      [create the files]
      cd ..
      umount /root/initrd
      gzip -c -9 initrd.img > initrdgz.img----

• wget : wget -r -k -m -np http://library.advanced.org/16728/

      -N --timestamping -- won't download sm file twice.
      -r --recursive Recursive web-suck.
      -l level, default 5.
      -m --mirror sets recursion and time-stamping
      -P prefix the directory to save stuff to.
      --no-parent don't ascend to parent dir.
      -k --convert-links non-relative to relative (locally)
      wget --http-user username --http-passwd passwd http://technet.oracle.com/

• scp : scp [user@host1:]filename1 .... [user@host2:]filename2

      -p preserve mod time, access time, modes
      -B batch mode
      -r recursively copy directories

• lynx dump : lynx -dump "URL" > dump.txt