Init: Can’t Open Server Certificate File

Every so often I need to update the SSL certificate on a CentOS box running Apache and when I do, lo and behold, I always run into this error: [error] (13)Permission denied: Init: Can’t open server certificate file /path/to/my/super/secret/ssl/cert.crt The fix isn’t actually difficult or even hard to find, but I wanted to document it […]

mysql-bin.index not found (Errcode: 13)

I ran into an issue last weekend when running my usual upgrade check. Running sudo apt-get update && sudo apt-get upgrade came back saying that mysql-server and mysql-server-5.5 needed to be upgraded and who am I to say no? My Raspberry Pi started crunching through the upgrade and I went about my usual mid-upgrade routine […]

Flashing or Blinking Command Prompt

Have you ever been swapping between a Production and Staging environment when suddenly you make a change, but aren’t sure which pool you’re playing in anymore? It doesn’t happen often, but late nights and too many cups of coffee can lead to issues if you have your fingers in multiple environments. Adding a small script […]

Find the Temperature of your Raspberry Pi

It happens to all of us; you’re sitting there tinkering away on your Raspberry Pi and the thought enters your head: I wonder how warm this thing is right now. It’s a good question and easy to answer. From the command line, simply enter this command:      sudo /opt/vc/bin/vcgencmd measure_temp For a nice, human-readable […]