Add date metadata to MP4 videos


As ever, notes to myself. I hope you appreciate this future me! Photographs often contain EXIF metadata - really useful for finding out when a photo was taken. It turns out that you can add similar metadata to MP4 format videos. Here's how to do it with ffmpeg on Ubuntu Linux. The magic option is […] Read More

Replacing IFTTT - Part 1: RSS & Tumblr


I've grown to loath IFTTT. What started out as a cool way to plug internet things together has being an opaque an uncommunicative company with no real interest in customer service. That's not surprising, I suppose, its paying customers are the companies who can't be bothered to develop a proper API and so just shove […] Read More

Converting RAR to ZIP in Linux


As ever, mostly notes to myself. RAR is a silly and proprietary format. I prefer free software and I find that ZIP files are smaller and decompress faster. Not everyone agrees, and that's fine. Assuming you've downloaded a RAR file and want to convert it to ZIP, what's the easiest way? Install P7Zip sudo apt-get […] Read More

Exporting Multitrack Surround Files in Audacity


Notes to myself! Suppose you want to create a surround sound file using Audacity. The app is a little obtuse, so this may clear up some confusion. When exporting, Audacity defaults to mixing down to stereo. You must adjust these settings: Edit → Preferences → Import/Export → Use Custom Mix Lay out your audio. Keep […] Read More

Replacing The Battery on a Motorola Nexus 6


Earlier this year I was moaning about my Nexus 6. Motorola's crappy battery technology is well documented, my phone was running so hot that the glue holding the device together became unstuck! Eventually, the battery failed. It would report being fully charged, but only run for a few minutes before switching off. Recalibrating and resetting […] Read More

Submitting (Trivial) Linux Kernel Patches


So, I've submitted my first patch to the Linux Kernel! It's trivial set of documentation improvements - mostly done so I could see if I've got everything set up correctly. This blog post is more of an aide memoire than a fool proof guide - I hope future me finds it useful! Install and Configure […] Read More