GNU Screen is a terminal multiplexer. Simply put, it allows you to run multiple persistent sessions and each session can have multiple screen (shell) windows. These sessions will continue to run even if your SSH connection gets disconnected. This setup is very useful for running processes that take a long time on a remote machine.…Read more GNU Screen Magic
Ubuntu
Autonomous robot hardware setup
The TurtleBot2 robot is a popular open source robotics research platform. The platform officially supports a Netbook laptop as the main computer for the robot, however, driving around with a laptop on the robot can be cumbersome. It is better to integrate a single board computer with the robot platform to allow the robot to…Read more Autonomous robot hardware setup
5G not connecting in Ubuntu
5G is fast becoming a standard for hassle free at home Internet, with companies like Huawei partnering with Vodafone/Three/EE to offer this service. Most phones, tablets and laptops can automatically connect to a 5GHz network without any issues. On Ubuntu, especially with older hardware, the network can appear to be connected but a simple ping…Read more 5G not connecting in Ubuntu
A comprehensive guide to overcoming Repetitive Strain Injury (RSI): Part II
This three part series is a comprehensive guide to beating RSI with hardware, software, and physiotherapy exercise strategies. Part I outlined the hardware strategies so this article will focus on software interventions for overcoming RSI. Regular breaks and rest The best way to combat repetitive strain injury is to interrupt the strain cycle by taking…Read more A comprehensive guide to overcoming Repetitive Strain Injury (RSI): Part II
How to fix distorted HDMI sound (Ubuntu 16.04 LTS)
Upgrading to Ubuntu 16.04 LTS resulted in distorted sound when connecting my laptop to a TV and trying to play sound through the HDMI TV connection. The fix was to change the default.pa PulseAudio config file as follows: Open the config file using sudo gedit /etc/pulse/default.pa Change the line load-module module-udev-detect to load-module module-udev-detect tsched=0.…Read more How to fix distorted HDMI sound (Ubuntu 16.04 LTS)
Useful tools and hacks
A collection of useful tools and hacks I've come across recently (list updated): Resetting an administrative password in Ubuntu It is possible to reset an administrative password you forgot, provided you have access to the physical machine (this is obviously a security measure). To reset simply restart the machine and on the GNU GRUB screen…Read more Useful tools and hacks
Getting started with the Intel RealSense Robotics Development Kit (RDK)
I’m the proud owner of an Intel Robotics Development Kit! The kit comes with a RealSense R200 3D camera, a UP board with 32GB eMMC, a USB 3 adapter, a 5V 4A power supply, USB3 and connectors. The RealSense consists of an infrared laser projection system, two infrared cameras and a full HD colour camera.…Read more Getting started with the Intel RealSense Robotics Development Kit (RDK)
Robotics. And other stuff too. 