You can use the watch command, but it unfortunately isn’t available for Mac OS X. At least, from Apple. Sveinbjorn Thordarson (great name!) has a version of watch that you can download and compile on your OS X box. It’s available at http://www.sveinbjorn.org/watch_macosx.
Or, you can use this shell script:
while true ; do foo ; sleep [...]
Posted on October 2nd, 2008 by Scott Granneman
Filed under: tech help | No Comments »
From Holt Sorenson’s “Incident Response Tools For Unix, Part Two: File-System Tools” (SecurityFocus: 17 October 2003):
Various commands change the MAC [modify, access, and change] times in different ways. The table below shows the effects that some common commands have on MAC times. These tables were created on Debian 3.0 using an ext2 file system contained [...]
Posted on April 20th, 2008 by Scott Granneman
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From Eric Steven Raymond’s “Problems in the Environment of Unix” (The Art of Unix Programming: 19 September 2003):
Macintosh programmers are all about the user experience. They’re architects and decorators. They design from the outside in, asking first “What kind of interaction do we want to support?†and then building the application logic behind it to [...]
Posted on July 30th, 2006 by Scott Granneman
Filed under: Wash U: tech in changing society, business, history, technology | Comments Off
From Joel Spolsky’s “Biculturalism” (Joel on Software: 14 December 2003):
What are the cultural differences between Unix and Windows programmers? There are many details and subtleties, but for the most part it comes down to one thing: Unix culture values code which is useful to other programmers, while Windows culture values code which is useful to [...]
Posted on July 5th, 2006 by Scott Granneman
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From Peter Seebach’s Standards and specs: Not by UNIX alone (IBM developerWorks: 8 March 2006):
In the past 20 years, developers for “the same” desktop platform (”whatever Microsoft ships”) have been told that the API to target is (in this order):
* DOS
* Win16
* OS/2
* Win32
* WinNT
* WinXP
* and most recently .NET.
Of course, that list is from [...]
Posted on June 16th, 2006 by Scott Granneman
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From David HM Spector’s Unfinished Business Part 2: Closing the Circle (LinuxDevCenter: 7 July 2003):
The UNIX world is the result of natural evolution, not the outgrowth of a planned community. UNIX is a lot like New York City: dynamic, always reinventing itself, adapting to new needs and realities. Windows is a lot like Celebration, USA: [...]
Posted on June 14th, 2006 by Scott Granneman
Filed under: Wash U: tech in changing society, Webster U: infosec management, security, technology | Comments Off
From Dennis M. Ritchie’s “On the Security of UNIX” (: ):
The first fact to face is that UNIX was not developed with security, in any realistic sense, in mind; this fact alone guarantees a vast number of holes. (Actually the same statement can be made with respect to most systems.) The area of security in [...]
Posted on June 13th, 2006 by Scott Granneman
Filed under: Webster U: infosec management, history, security, technology | Comments Off
From Network Magazine:
Ken Thompson, a designer of the Unix OS, explained his magic password, a password that once allowed him to log in as any user on any Unix system, during his award acceptance speech at the Association for Computing Machinery (ACM) meeting in 1984. Thompson had included a backdoor in the password checking function [...]
Posted on November 29th, 2005 by Scott Granneman
Filed under: history, security, technology | Comments Off