I have previously posted about the digitalocean VPS hosting. Here are some details on a performance test I just did. Just for thesting the server I set it up with nginx+php_fpm+mysql. I used a custom set-up droplet with 32bit Ubuntu …

Digitalocean 512 MB server performance serving WordPress Read more »

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I recently had to programm a NEO-6 GPS receiver module for a friend of mine, that needed it to have a specific baudrate and specific NMEA sentences to be sent. The module was to be connected to a ham radio …

Using and programming a NEO-6 GPS receiver module Read more »

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The Wacom bamboo tablet on my computer recently started behaving erraticaly – part of the functions did not work anymore. Trying to access the Wacom preferences from the start menu or from the Control panel just brought up a “There …

Wacom Tablet “There is a problem with your tablet driver” Fix Read more »

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Ok, so this will be just a quick guide and I will just cover the case I had. I have a Windows 8 host operating system and Ubuntu 14.04 as the guest operating system. The guest operating system was already …

Virtualbox shared folder between guest (Ubuntu) and host OS Read more »

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There are many integrated circuit products available for the USB to serial (TTL or RS232) conversion on the market. Serial communication protocols like RS232, RS485, RS422, USART, UART, LIN are still commonly used in industrial and commercial applications where only …

USB to serial (TTL/RS232) converter comparison Read more »

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So today I figured I could update firmware on my ESP8266 to make it useful for work with the arduino uno. The problem with the original firmware is that the serial port baudrate is fixed at 115200 which is way …

ESP8266 update firmware to change the baudrate Read more »

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