Recent Blog Posts

Peplink FusionHub - Looking under the hood

Tuesday, Aug 3, 2021

I decided to take a look at the FusionHub virtual routing appliance from Peplink. Here’s how to open it up and get inside.

CVE-2018-10756: Transmission

Thursday, May 14, 2020

CVE-2018-10756: Transmission can crash or possibly execute arbitrary code when opening a maliciously crafted torrent file.

Clean Up Your Gems

Sunday, Jun 23, 2019

In this post, I urge Ruby gem maintainers to be aware of the files they distribute with their gems. If your gem includes files which you have not consciously included for a specific reason, please consider removing these files from your gem.

Unit Price Calculator

Wednesday, Mar 28, 2018

I’m at the store shopping for groceries, and I’m considering buying a thing. I’ve narrowed down my selection to two final candidates. These two options look equivalent in nearly every aspect, except for the part where they are packaged in differently-sized containers, and the price is different. So… what now?

Vizio TV - "No Signal" on HDMI ports

Saturday, Nov 26, 2016

So you own a Vizio-brand television set. You’ve got the fancy keyboard remote and the video streaming apps right on your TV! But, when you plug in a device to any one of the HDMI ports, the TV merely displays, “No Signal”.