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In Unix, what do I do when a file I want to edit in vi says "Line too long"?
In Unix, when the vi editor says “line too long” it’s usually because it was copied up from a Mac...
Description and guidelines on creating system service agent accounts on Mac OS X (Tiger)
For any system service agent that you want to create in Mac OS X, you would do the following:sudo...
How do I extract certain columns from a text file in Unix?
Somehow I can never remember the cut command in Unix. But I occasionally want to remove certain c...
finding words in binary files
In Unix the strings -a command will output all the text strings in a binary file.Solaris man page...
X11 on MacBook Pros
As of August 2007, Apple made a real effort to hide X11 on Tiger install disks for MacBook Pros. ...
using find and chmod together in Unix
In Unix, if you need to clear up a set of subdirectories to see what permissions or ownership of ...
Useful Commands for Vi
The page is meant to document some of the more useful, but obscure commands in vi. For commands e...
Reasons to Use Vim over Vi
This page Difference Between VIM and vi goes over some of the advantages of vim over vi. (Note: ...
Calculate Duration Between Two Dates
Using this website, you can easily calculate the number of days between two dates:http://www.time...
Advantages of less over more (UNIX)
This article is intended to provided reasons to use the UNIX program less over its predicessor mo...
Unix Cheat Sheets and Tricks
While Unix is an extremely flexible, powerful, and stable operating system, mastering it can requ...
Finding most recently changed files in Unix
How do I find the most recently changed files in a set of subdirectories on Unix or Linux?Answer ...
lsof, the least talked about Unix tool
Apparently this is one of the least talked about, but most useful Linux/Unix tools.lsof lists inf...
UNIX Tutorials
Learn UNIX in 10 minutesUNIX Tutorial for BeginnersHow To Look Like A UNIX GuruBest Practices Lea...
How do I keep color output when paginating shell output through less?
Let’s say that you like the color output that comes out of ls (different colors for different fil...
Apple OS/X Hex Editor
If you need a hex editor in OS/X to see exactly what is in a file, download this free one. http:/...
On a UNIX / Linux system, how do I view which shared libraries a program needs?
To get a list of shared libraries that a program needs:ldd /path/to/programThis will give you a l...
My hard disk is dying! How do I make an emergency backup?
Disaster has struck and your hard disk is in its final death throes. No problem, you made a backu...
vi editing notes
vi is a Unix text editor that is almost always available, on any Unix or Linux system. Knowing ho...
Awk Explained
Awk is a Unix tool that can be very useful for dealing with text but can be hard to understand. H...