linux Computer longevity.... So it appears that just over 5 years ago I put together a computer as my old one had finally given up on life. Specs available here. Well, 5 years
linux Custom Linux kernel for NextThing Co. C.H.I.P. Quick and dirty kernel build for the Next Thing Co's C.H.I.P. $9 single board computer. This builds the kernel on the C.H.I.P. itself. Alternatively grab this gist and put it in a directory of it's own. It will
ghost Custom Handlebars Helpers for Ghost Plugins, or apps, are still in their infancy for the Ghost blogging platform, as such people have resorted to adding custom Handlebars helpers using a variety of hacks. One of
linux Mosquitto MQTT I've recently started experimenting with MQTT, in particular the Mosquito broker. After quite a bit of trial & error and plenty of man page reading I've managed to get things
linux OpenVPN Client/Server config for iOS devices This should get you started configuring a Linux OpenVPN server, creating your own certificate authority and generating certificates and profiles for use with Apple iOS devices like the iPad and
linux Bridging Mosquitto MQTT to io.adafruit.com MQTT Adafruit have recently enabled MQTT as a transport for feeds on io.adafruit.com. If you already have a MQTT broker configured and working you probably don't want to reconfigure
linux Upgrading Ghost If you have a self hosted installation of Ghost upgrading it can be a little bit daunting and possibly dangerous. The instructions here are pretty good. Although sometimes all you
linux Calibre ebooks server Apache WSGI Application Once you've got a lot of ebooks in Calibre it is handy to have them available straight from your tablet. An easy way to do this is using the content
2.2" Display for Raspberry Pi These cheap 2.2" LCDs are pretty handy for a Raspberry Pi. Connect them like this: Use Notoro's fbtft modules to get them working with Linux. They are included
os x Hackintosh Trials and Tribulations My system has been running as a Hackinstosh for the better part 2 years, there’s been the odd hiccup along the way, mainly around sound drivers, but other than
linux Get Telstra Bigpond Usage from the command line If you feel the need to get your Telstra Bigpond usage from the command line, say for putting into a round-robin database for drawing pretty graphs, then give this a
raspberry-pi Drawing multiple lines with D3.js After a great deal of frustration and much trial and error I have finally managed to get D3.js to plot multiple lines, and when the data changes the lines
raspberry-pi Change the RaspberryPi default username A couple of quick commands to change the default username (pi) that is configured when you install Raspbian for the first time: Login to a text console, ie: Ctrl+F1. Then execute the following commands: exec sudo -s cd / usermod -l newusername -d /home/
programming Atom.io Syntax Highlighting Theme In my formative programming years I spent a lot of time writing Pascal code in the Borland Turbo Pascal IDE. It was one of the first programming languages that had a compiler, editor and debugger all included in one integrated tool. Now I'm not
linux Ghost behind Apache SSL Virtual Host After getting Ghost set up just the way I wanted it was time to turn on SSL and put it behind my Apache instance. Reasonable simple process except for one catch, mod_headers is needed to make sure that Ghost is aware the request
os x Hackintosh Build After careful hardware selection and a small amount of software tweaking I have a nice stable Hackintosh system. System sleep is working well with everything shutting down/waking up as expected. Hardware Core i7-4790 3.6GHz (4GHz turbo) 16 GB RAM NVidia GeForce GT
beaglebone-black Converting PWM to a Voltage To drive a Sabertooth 2x12 motor controller it needs a signal from 0V to 5V. I started testing using just a PWM output from the BeagleBone Black. This was enough
linux Apache Mythweb Reverse Proxy Configuration After a lot of stuffing around and trial and error I've finally managed to get MythWeb configured using Apache as a reverse proxy. Additionally averything is transmitted using HTTPS rather than HTTP. The MythWeb server doesn't need to be serving HTTPS, just the reverse
linux Copying your public key to a remote server Copying your public key (usually ~/.ssh/id_rsa.pub) to your remote server makes it possible to login over ssh without needing to remember your password. All the authentication is taken care of between the remote machine and your local one using private/public
raspberry-pi Raspberry Pi - iSCSI RootFS Introduction The steps below are to enable booting a Raspberry Pi from an SD card that holds an initrd enabled kernel. Once the kernel boots and hands over to the initrd a wireless network link is brought up and then the root filesystem is
os x Automatically Mounting Network drives in OS X Despite being a multi-user UNIX based operating system OS X doesn't make it particularly easy to automatically mount network shared drives at login. The common solution is to mount the drives through Finder and then drag the mounted drive into the Login Items for
os x Combining Odd and Even PDF page scans with Automator If your scanner can only scan one side of a document at a time then give this Automator work flow a try Combine Odd and Even Scans It needs two files as input. The front pages of the document, scanned in normal order The
