Mostly notes to myself. My solar panels have an open API. But it’s only available if I’m on the same network as the Fronius inverter. I can connect my system to https://www.solarweb.com/ so I can access it anywhere in the world – if I have the right password. SolarWeb has an (optional) guest mode. You…
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I’m hooking my solar panels up to the Internet! Installation Inverter API & Code My solar panels have an API! It tells me the total amount of power they’ve generated each day. But there’s a small problem… I have panels on the East and West sides of my roof. My solar inverter has two MPPT…
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How many characters can a Tweet contain? It used to be 140, back in the good old days. Now it’s 280. Unless you’re Japanese. Let me explain… I run OpenBenches – a site which collects memorial benches. When a user adds a bench, the inscription is automatically Tweeted. If the inscription is longer than 280…
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Here’s a quick tutorial for turning an old Nook into a passive display. This is an update to my 2013 post End Result An eInk screen which displays the trains I can catch from my local station. It shows the next few available trains, and whether they’re delayed. It also shows how long until the…
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I’m going to start this discussion with the why and then move on to the how. Let’s begin with a couple of user stories. As the recipient of some data, I want to verify that it hasn’t been tampered with. and As the recipient of some data, I want to verify who originally published it.…
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I write book reviews on my blog. I also want to syndicate them to Goodreads. Sadly, Goodreads doesn’t natively read the Schema.org markup I so carefully craft. So here’s the scrap of code I use to syndicate my reviews. Goodreads API Keys Get your Keys from https://www.goodreads.com/api/keys You will also need to get OAuth tokens…
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This is a quick and dirty way to turn a DOI (Digital Object Identifiers for academic papers) into an HTML & Microdata citation. I use this to power my Citations page. Schema.org is a Microdata standard which allows machines to read your HTML and create semantic relations between documents. Here’s a minimum viable citation: <blockquote…
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Tado is a brilliant smart thermostat. But their API is very poorly documented. This is an updated guide for 2019. I am indebted to Stephen C Phillips’ original documentation. Getting started You will need: A Tado (duh!) Your Username (usually your email address) Your Password A Client Secret Getting the client secret I’m using this…
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A few years ago, I wrote about Google’s secret screenshot API – a slightly cumbersome way to take website screenshots for free. There’s another service which you may find simpler to use – mShots from WordPress. Here’s how it works: Take any website link: https://twitter.com/JennyVass/status/1067855777040338944 URL Encode it: https%3A%2F%2Ftwitter.com%2FJennyVass%2Fstatus%2F1067855777040338944 Add it to the end of…
Continue reading →I rate every pint I taste using the Untappd app. Think of it like TripAdvisor for lager, stout, cider, bitter, and all manner of other beery goodness. Seriously, I’ve reviewed over 600 different drinks Recently, I decided to see if I could self-host my beer check-ins. The first step – extracting my own data from…
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