Monday, December 28, 2020

How to setup a C++ WebAssembly component to run in a create-react-app React project

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I had a hard time trying to get a C/C++ WebAssembly component to work in a React application generated from the create-react-app utility. S...
Monday, November 16, 2020

How to enable regular user to set the Ubuntu system date as root without a password

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I wanted to use the the time from a GPS to set the Ubuntu operating system date and time in an automated script; and I don't want the s...
Monday, October 26, 2020

Using CloudCompare to determine a 3D rotation matrix's euler angles and vice versa

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Working with 3D transformation matrices and Euler angles can be a little confusing with all that complex mathematical calculations. I found ...
Monday, October 19, 2020

WebApp to convert an Applanix smooth best estimated trajectory (SBET) binary file to comma-separated value (CSV) file

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An Applanix ( https://www.applanix.com ) smooth best estimated trajectory ( SBET ) binary file is a common file you may encounter when work...
Monday, August 17, 2020

Android Studio: Fix for Default Activity not found warning

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Recently after upgrading Android Studio to version 4.x, I found some of my old Android projects showing a warning message: " Warning: ...
Monday, June 1, 2020

Configure an Ubuntu VirtualBox guest instance for ssh access from the host OS

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I use VirtualBox to run guest OS such as Ubuntu 18.04 virtual machines for trying out stuff and experiments to prevent messing up my host o...
Monday, May 4, 2020

Gazebo: make an animated box using a separate model file(s)

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The Gazebo tutorial at http://gazebosim.org/tutorials?tut=actor&cat=build_robot shows how to make a box actor rotate around the vertic...