Qt Creator Cross Compiling Environment for Raspbian Stretch using QtRpi

This post shows how to create Qt Creator cross development environment on Ubuntu PC for Raspbian Stretch by using QtRpi. Although QtRpi does not officially support Raspbian Stretch [1], additional few steps make it possible to create the cross development environment for Stretch. (For Raspbian Jessie, please see this post.)   Contents – Assumptions – Steps 1. Host Preparation (Ubuntu) 2.… Continue reading “Qt Creator Cross Compiling Environment for Raspbian Stretch using QtRpi”

Mapping Caps-Lock Key to Control Key

I used to use Happy Hacking Keyboard. Its control key is located where usual keyboard has caps-lock key. (see below picture). So, for me it’s natural that control key is there, below the tab key and above the shift key. This post shows steps to reassign the caps-lock key to control key on ordinary keyboard,… Continue reading “Mapping Caps-Lock Key to Control Key”

Enabling Webcam in VirtualBox Guest OS on Windows Host

This post shows steps to enable webcams in a VirtualBox guest OS on Windows host. OS/software and the version I used are below. I tested it with Microsoft Surface Pro 4 and Dell Precision 3510. Host: Windows 10 running VirtualBox 5.2.6. Guest: Ubuntu Linux 16.04.03 / Mac OS X High Sierra   Here is the steps. Steps 1. Install ‘Oracle… Continue reading “Enabling Webcam in VirtualBox Guest OS on Windows Host”

Enabling Clipboard Sharing and Shared Folder on VirtualBox (Ubuntu Linux Guest)

This post shows how to enable clipboard sharing and file sharing via shared folder between VirtualBox guest OS and host OS. In this post, I use Windows 10 as the host and Ubuntu Linux as the guest.   Assumptions To enable those functions, “VirtualBox Guest Additions” needs to be installed on the guest OS. Please… Continue reading “Enabling Clipboard Sharing and Shared Folder on VirtualBox (Ubuntu Linux Guest)”

Enabling Bluetooth in VirtualBox

VirtualBox guest OS doesn’t recognize Bluetooth adapter by default. Here is how to enable the built in Bluetooth adapter for Ubuntu guest on Windows host. OS and the version I used are below. Host: Windows 10 Guest: Ubuntu 16.04 I tested the steps with Microsoft Surface Pro 4 and Dell Precision 3510. Here is the list… Continue reading “Enabling Bluetooth in VirtualBox”