Archive for the ‘Tech’ Category.
April 27, 2012, 10:20 AM
I was thinking back to an earlier post, about AT&T’s 3G coverage. This time around, I finally had a choice to go with Verizon. It’s LTE, which is a better technology (and AT&T’s LTE is probably similar, but there isn’t LTE in Seattle for AT&T.) Here’s the results for my new Verizon LTE iPad (ignore where it says iPhone. I’m using the same app on both the iPhone and iPad, but it’s not a universal app.)
Verizon LTE
For comparison, I went back and tested my iPhone again, now with a new 4G icon. The last time I did this, just about two years ago, I was about half a mile away from where I’m at now. Two years, and half a mile closer to Seattle, and I get this.
Continue reading ‘Why my iPad 3 has Verizon LTE’ »
August 2, 2011, 11:27 AM
I’m starting a new job where I need to have my SSH keys pushed to hundreds of Red Hat servers. The special sauce is a command called ssh-copy-id. However, using this command requires you answering a (yes/no) question, then shortly thereafter enter your password. Painful. Here’s how push your keys without the pain.
Continue reading ‘Push SSH public keys to multiple host’ »
July 11, 2011, 7:12 PM
There were more than a few instructions on how to do this. They were all wrong, at least for my default install of CentOS 5.6.
In a nutshell, here is how I was able to do it:
Continue reading ‘Installing APC (Alternative PHP Cache) on CentOS 5.6’ »
January 24, 2011, 1:37 PM
I love Dropbox.
It’s a giant USB drive you can use from anywhere, it’s a great way to keep backups, it’s a great way to share files and it’s free. After spending two hours and 15 minutes on the latest Dropbox promotion for 1 GB of extra space ( I was the 343rd finisher, which was about 15 minutes behind the winner), I thought there has to be a better way. There is – Google Adwords.
Here’s how to max out your Dropbox referrals using Google Adwords.
Continue reading ‘Max out your Dropbox referrals using Google Adwords’ »
January 8, 2011, 6:40 PM
Download django. It should default to your ~/Downloads folder and it should be untarred. Go into that directory (in my case, /Users/gregcain/Downloads/Django-1.2.4), and install Django.
sudo python setup.py install
Continue reading ‘Install Django on OS-X Snow Leopard using sqlite3’ »