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Thunar File Manager on Xubuntu did not display the options of Extract or Extract Here… when right clicking on an archive file. This was because the thunar-archive-plugin is not installed. To get the option to extract archive files, open a terminal window and install the thunar-archive-plugin as below: $ sudo apt-get install . . . → Read More: Thunar file manager does not show archiving options in the menu upon right click If you bought a new laptop with Windows 10 pre-installed on it, to find the product key in Linux, open a terminal window and enter the following command: $ sudo strings /sys/firmware/acpi/tables/MSDM <enter> Those who want to run the ITR Java utilities released by the Income Tax Department India on Linux, must note that Java 8 SE is no more supported by Oracle. It is outdated and has security bugs which have been fixed in future versions. Future versions do not run the ITR utilities. Follow below . . . → Read More: How to install Java 8 SE and run Income Tax India ITR 2019 Java utilities in Linux To extract the opus audio from mkv file, open a terminal window and enter the following command: $ ffmpeg -i Attention.mkv -acodec copy -vn audio.opus <enter> . . . → Read More: How to extract Opus audio from MKV file To find out the audio stream in the .mkv file using ffmpeg, open a terminal window and enter the following command: $ ffmpeg -i aaa.mkv <enter> To find out the network adapter on the computer in Linux, open a terminal window and type the following command: $ inxi <enter> There are various methods to create a 150 GB file on Linux, but the fastest way to do so is to use fallocate. Open a terminal window and enter the command below: $ fallocate 150G filename <enter> The above command creates a 150 gb file named filename. . . . → Read More: How to quickly create a 150 GB file on Ubuntu Upon installing the XFCE desktop, everything works fine. However, Cut, Copy and Paste menu options are greyed out in Thunar. To enable this, select Settings -> Session and Startup -> Advanced and uncheck the box where it says Launch GNOME services on startup. Reboot the computer and you will be able to cut, copy . . . → Read More: How to enable Cut, Copy and Paste menu options in Thunar after installing xubuntu desktop on Ubuntu 18.10 Note system scaling works out of box with Cinnamon desktop. Open a terminal window and install it with: $ sudo apt-get install cinnamon-desktop-environment <enter> To do system scaling in the Gnome Desktop Environment, install the gnome-tweak tool. To do so, open a terminal window and enter the command as below: . . . → Read More: System scaling in Linux on 1920×1080 display (HiDPI) To identify which system processes take how much time when booting your Linux system, open a terminal window, at type the following command: $ sudo systemd-analyze blame <enter> |
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