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>
Category: Information
How to speed up starting of Ubuntu 19.04 on the Dell Inspiron 5580
Open a terminal windows in linux and enter the following commands: $ sudo apt-get purge snapd* <enter> Above command removes snapd. $ sudo systemd-analyze blame <enter> Also, found the plymouth-quit-wait.service takes very long time in boot. To eliminate the problem, enter following commands: $ sudo vi /etc/default/grub <enter> # Insert below line:GRUB_CMDLINE_LINUX_DEFAULT="noplymouth video=SVIDEO-1:d" :wq Update … Continue reading How to speed up starting of Ubuntu 19.04 on the Dell Inspiron 5580
How to extract Opus audio from MKV file
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>
How to find out network adapters on Linux
To find out the network adapter on the computer in Linux, open a terminal window and type the following command: $ inxi <enter>
How to quickly create a 150 GB file on Ubuntu
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.
Wireless Adapter not detected in Linux Mint 19.1 on Dell Inspiron 5580
On a Dell Inspiron 5580, the wireless adapter is of Intel. The same is not detected when installing Linux Mint 19.1 the first time. This is because of the kernel not being updated. Once Linux Mint 19.1 is installed, the later kernel 4.15.0-52 installed upon update, makes the wireless adapter work.
System scaling in Linux on 1920×1080 display (HiDPI)
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: $ sudo apt-get install gnome-tweak-tool … Continue reading System scaling in Linux on 1920×1080 display (HiDPI)
How to find out time taken in Linux by processes when starting the computer
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>
How to debloat, remove crapware from Xiaomi Redmi Note 5 Pro smartphone
Never look a gift horse in the mouth.. If you are one of those who is a technology connoisseur and love to compare specifications of smart phones before making a purchase decision, you need to be aware that the Xiaomi Redmi Note 5 Pro with 6 GB Internal RAM, best display and camera is a … Continue reading How to debloat, remove crapware from Xiaomi Redmi Note 5 Pro smartphone
How to de-brick or unbrick or recover TP-Link WDR-4300 wireless router
Due to a wrong update of firmware, I bricked the TP-Link WDR 4300 wireless router I had. It was unused for a considerable period of time assuming that it had died due to hardware fault, with no hope of being resuscitated. Finally, got some time to investigate it further and attempted to recover or salvage … Continue reading How to de-brick or unbrick or recover TP-Link WDR-4300 wireless router
