Table Planner

Table Planner

I have recently been working on a new table planner website with a focus on some of the following features: Easy to use – Simple and easy to use, have your table plan ready in minutes Share your plans – Ability to print or share your table plans with others All online – Edit your tableplans online …

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Custom Wedding Photo Booth with a Raspberry Pi

Custom Wedding Photo Booth with a Raspberry Pi

Details on how I built my custom wedding photo booth using a Nikon D3100 camera I already had, a Raspberry Pi, the official Raspberry Pi 7 inch touchscreen, a Raspberry Pi camera and some basic shelving pieces from a local hardware store. I was really happy with the result and I got some great pictures from …

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Paper Wallet Checker Android App

Paper Wallet Checker Android App

Paper Wallet Checker is a free android app available on the Google play store here available for free and with no ads or tracking. It offers fast efficient paper wallet balance checking. Simply scan your bitcoin (or other crypto-currency) paper wallet public address using the camera and get a balance on screen. See below for other …

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Plant Aid Android App

Plant Aid Android App

Plant Aid is a new android app I have created to remind you of plants that need watering. Its very simple and will display notifications when one of your plants need watering. Features: Plant watering reminders Plant feed reminders Ability to schedule plant watering in days, weeks or months Store notes on your plants Capture …

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Time-Based One-Time Password Algorithm Explained (TOTP)

Time-Based One-Time Password Algorithm Explained (TOTP)

I have been using google authenticator for a while and decided to have a look into how the Time-Based One-Time Password Algorithm works. Authenticators like the google one use the TOTP algorithm which is a fairly simple open standard. TOTP is an extension of the hash-based message authentication code (HMAC). It works by combining a secret key with the time …

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Raspberry Pi PiTFT PyGame Monitoring Screen

Raspberry Pi PiTFT PyGame Monitoring Screen

I recently decided to play around with the PiTFT screen and create a Raspberry Pi PiTFT PyGame Monitoring Screen to monitor my home environment. For this I am using the following: Raspberry Pi 2B Adafruit 2.8″ PiTFT capacative touch screen – https://www.adafruit.com/products/1983 3D Printed Case – http://www.thingiverse.com/thing:802232 Edimax Wifi EW-7811Un USB Dongle

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Prusa I3 MK2 Upgrade

I recently did a Prusa I3 MK2 Upgrade to upgrade my printer to version MK2 and have taken a few pictures and wanted to share a few thoughts on this particular printer. First a picture of the printer before the upgrade. The upgrade is fairly straight forward, it did involved taking apart the printer and starting …

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A look at the Particle Photon

A look at the Particle Photon

I recently purchased a particle photon IoT; a tiny reprogrammable IoT development board with inbuilt WiFi. It is available here to buy: https://store.particle.io/ There is a really good guide to getting it setup here, so I will only cover my thoughts on setting it up and using it as a wireless thermometer: https://docs.particle.io/guide/getting-started/intro/photon/ The setup is fairly …

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Arduino powered Wine Bottle Mood Lamp

Arduino powered Wine Bottle Mood Lamp

I decided to make an RGB Arduino powered Wine Bottle Mood Lamp. The lamp uses inexpensive parts and is very easy to make. The lamp can be controlled via Bluetooth and will cycle through random colors by default. Components The lamp uses the following components: Clear wine glass. Small piece of wood. Arduino Nano v3.0 (cheap compatible …

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Repairing and firmware upgrading for a NATPC M009S 8GB Tablet

Repairing and firmware upgrading for a NATPC M009S 8GB Tablet I brought a cheap tablet from Amazon (link here) and a few months later it was barely working. It was stuck in a boot loop and the battery wouldn’t charge. I removed the battery and and flashed some new firmware and here are the instructions …

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