Header Shadow Image

Schedule job on linux using at

[root@mbpc-pc mnt]# at now htpc.ksh syntax error. Last token seen: h Garbled time [root@mbpc-pc mnt]# at now at> /mnt/htpc.ksh at> job 12 at 2014-10-12 14:04 [root@mbpc-pc mnt]# [root@mbpc-pc mnt]# ps -ef|grep -i htpc.ksh root 26031 26030 0 14:04 ? 00:00:00 /usr/bin/ksh /mnt/htpc.ksh root 26042 24646 0 14:04 pts/2 00:00:00 grep -i htpc.ksh [root@mbpc-pc mnt]# For [...]

Kill An Established Connection on DD-WRT and TP-LINK Router

So I had an established connection on my router that didn't look like it belonged.  I didn't recognize the device and it wasn't pingable so it was probably a stale old connection.  In this case it was one of my mobile devices which went offline sometime back but didn't close the connection.  On most systems [...]

Configuring Wake On LAN (WOL) from Hibernation or Suspend Mode

WOL or in other words Wake On LAN is a feature that allows you to send a magic packet to a machine that is suspended or hibernating (Potentially when it's off as well) to wake that computer up.  This is handy, particularly where you have DD-WRT installed on your router(s) which allows you to send [...]

Enabling RDP on Windows 7 Home Premium Edition

Windows 7 Home Premium edition doesn't come with RDP enabled by default.  Luckily, there is a set of files available out there if you wish to enable it.  However, keep in mind, this is a workaround to lack of RDP on Windows 7 Home Premium so naturally there are risks associated (see the site disclaimer).   [...]

Waiting for sound system to respond error on linux with pulseaudio

When trying to launch System -> Preferences -> Sound you get the following message in a panel: Waiting for sound system to respond In this case, this was the result of my tinkering with the sound system, in an attempt to try to make multiple applications use the sound drivers simultaneously instead of the sound [...]

Fatal error: Unknown: Cannot use output buffering in output buffering display handlers in Unknown on line 0

While uploading images to the blog, I run into this little error: Fatal error: Unknown: Cannot use output buffering in output buffering display handlers in Unknown on line 0 The solutionw as to disable WP Super Cache temporarily while I try to figure out the real root case. Cheers, TK

The requested URL was not found on this server. : Web and HTTPD

So I'm in the process of making a copy of my blog to my Linux installation and LAMP configuration I have there.  The purpose of this exercise is to upgrade my blog to the latest available WordPress available, 3.4.2 at the time of this writing.  (I'm way overdue).  I want to test the upgrade before [...]

How to create a for loop to print a sequence or range of numbers on DD-WRT or busybox devices: Linux

DD-WRT run what's known as a busybox, which is a single tiny executable designed to run on enbedded devices.  busybox provides common UNIX utilities normally found on larger UNIX / Linux installations such as desktop computers.  Unfortunately it's limited and even with the shell it provides, alot of functionality such as common shell loops no [...]

Linux: Enable extended httpd status reports in Apache through service: fullstatus

Apache HTTPD is the most popular web server to date.  It's extensible and configurable to meet various needs both small and big.  Here we'll focus on extending it's reporting functionality by enabling full status capability to see more granularity in status reports.  As you probably know, the service on Red Hat Linux systems can be [...]

Sendmail: low on space / SYSERR(root): returntosender: cannot select queue for root

Not a big post today.  Just a solution to a problem I ran into earlier.   This may appear self explanatory if you assume disk space issue, as in this case the error is actually not referring to mailbox size. PROBLEM Feb  8 04:02:06 lhs sendmail[4105]: l18924AB004105: low on space (SMTP-DAEMON needs 0 bytes + [...]

  Copyright © 2003 - 2013 Tom Kacperski (microdevsys.com). All rights reserved.

Creative Commons License
This work is licensed under a Creative Commons Attribution 3.0 Unported License