Category Archives: PC

Linux : How to run Google Chrome as root

By design, Google Chrome cannot be started as root on Linux systems for security reason, which totally make sense. However, there might be some exceptions where it is required. Here is how to make it work. If you need to run it once or really occasionally, you may start it with the following command using… Read More »

Windows : Install XPS Viewer using command line

Since Windows 10 build 1803 from April 2018, the XPS Viewer is no longer included by default in that build of the operating system and has to be installed manually. Usually this is done by browsing to the applications and feature pane but sometimes cannot be found and installed this way. The quickest and most… Read More »

Windows : Nmap error dnet: Failed to open device eth0

Experiencing the following issue with Nmap on Windows? $ nmap -P0 -sS -T5 0.0.0.0 Starting Nmap 7.70 ( https://nmap.org ) at 2019-06-04 03:14 ric dnet: Failed to open device eth0 QUITTING! It appears that some version of Npcap (or WinPcap) is causing issues. Updating Npcap to version 0.995 solve this issue. If you are running… Read More »

Windows : Show available memory with PowerShell

Here is the command how to show the available system memory on Windows with PowerShell command :

Example :

Windows : magicJack “No Audio Found!” on Windows 10

If you are using the magicJack app on Windows 10, you probably had the following issue after installing the latest Windows Updates : No Audio Found! This is caused by a new Windows security feature that deny microphone access by default to any applications. To resolve this, search with Cortana the following : Microphone Privacy… Read More »

Category: PC