2,378 reputation
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location Florida
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visits member for 1 year, 7 months
seen 7 hours ago

A Perl enthusiast, I earn my living doing Unix/Linux system administration and light systems programming. In a former life I was an ALGOL systems programmer before finding my real love was for Unix. My education is scientific with a Master of Science degree.


Apr
14
answered HOWTO check if a user account is blocked against /etc/shadow
Apr
10
answered Find records dated before today
Apr
1
answered Why do I need a tty to run sudo if I can sudo without a password?
Mar
30
answered lvm: what's the purpose of a Volume Group?
Mar
28
answered What's the recommended way to run a service as a non-root user?
Mar
28
answered How to find the underlying disks of a mirrored volume in LVM (linux)?
Mar
20
answered Which directories are writeable in a system following FHS?
Mar
13
answered What's the difference between “==” and “=~”?
Mar
12
answered Convert unix time from variable to normal time in AIX
Jan
28
answered set umask (permissions) similarly as setgid on a directory
Jan
13
answered How to identify executable path with its PID on AIX 5 or more
Jan
12
answered What are the legitimate uses of the `touch` command?
Jan
7
answered Why can users delete each others files in this case
Jan
1
answered What are the special characters to print from a script to move the cursor?
Nov
28
answered How do you find what keys the “erase” and “line-kill” characters are in Ubuntu?
Nov
23
answered What command should I run after making changes to /etc/passwd file
Nov
20
answered lsof: show files open as read-write
Oct
25
answered Can I change the output format of the “last” command to display the year?
Oct
22
answered How to catch an error in a linux bash script?
Oct
17
answered Detect if running in a virtual terminal?