Welcome back to another round of nerd. Have you ever wanted to learn about cronjobs? Then you’ve come to the right place for a basic overview. Wikipedia – “cron is a time-based job scheduler in Unix-like computer operating systems. cron enables users to schedule jobs (commands or shell scripts) to run periodically at certain times or dates. It is commonly used to automate system maintenance or administration.” So...

Here’s a little chmod notes site that I created. http://www.itsmetommy.com/notes/chmod

I’ve talked to a few friends that own Mac’s and they’ve all ran into the same “The volume can’t be ejected because it’s currently in use” problem when attempting to eject an external hard drive. I did a little online searching and came up with a solution. I’m not sure if it’s the best solution, but it solved my problem. FIrst, I ran into an Apple Support page which stated that it may be...

ASL stands for Apple System Logger. If your Mac is launching Terminal very slowly, try clearing your ASL logs. $ sudo rm -f /private/var/log/asl/*.asl Check out http://www.proposedsolution.com/solutions/osx-terminal-slow-launch for preventative measures. All I did was add the following lines to /etc/asl.conf. = archive 0 = utmp_ttl 604800 = fs_ttl 604800 “So, you want to know what’s happening right? The first parameter = archive...

Error 51: Unable to communicate with the VPN subsystem. Please make sure that you have at least one network interface that is currently active and has an IP address and start this application again. Problem: Snow Leopard operates in 32 bit mode by default, Lion is a 64 bit operating system. Cisco’s VPN client only runs in 32bit mode. Fix: Don’t try to restart your Cisco client, it doesn’t work. Example: $ sudo...

I wanted an easy way to write to an NTFS drive on my MAC. With a quick internet search I found a little gem application called NTFS for Mac® OS X 9.0. It’s $19.99 and saves you a bunch of headaches when you want to give someone a file on an NTFS formatted disk. Note: By default, MAC can only read NTFS...