Commands using info (25)

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uniq without pre-sorting
Reads stdin, and outputs each line only once - without sorting ahead of time. This does use more memory than your system's sort utility.

sends a postscript file to a postscript printer using netcat

check open ports
Tested in Linux and OSX

check the status of 'dd' in progress (OS X)
Sends SIGINFO to the process. This is a BSD feature OS X inherited. You must have the terminal window executing dd selected when entering CTRL + T for this to work.

ping with timestamp

Extracting a range of pages from a PDF, using GhostScript
In this example we extract pages 14-17

Mount FileVault sparsebundle image manually (e.g.: from TimeMachine disk).

Make vim open in tabs by default (save to .profile)
I always add this to my .profile rc so I can do things like: "vim *.c" and the files are opened in tabs.

Commit command to history file immedeately after execution
This could be added to .bashrc. Background: Linux usually saves history only on clean exit of shell. If shell ends unclean, history is lost. Also numerous terminals might confuse their history. With this variable set, history is immedeately written, accessible to all other open shells.

for newbies, how to get one line info about all /bin programs
Get simple description on each file from /bin dir, in list form, usefull for newbies.


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