How to speed up boot time on Linux if it boots slowly

My Linux computer was very slow to start up. It took approximately 4 minutes to get to the login prompt. Before performing any of the steps below, take a backup of the data on the computer. Also, you follow the steps below at your own risk. No one is responsible for whatever you do with … Continue reading How to speed up boot time on Linux if it boots slowly →

How to verify files copied with hashes computed using hashdeep on Linux

Linux is very meticulous about maintaining the integrity of files and the file system when copying files across folders. However, there are occassions when the copies of files need to be verified with those of the original. To do this, hashdeep is a good tool to compute hashes of files copied and compare them with … Continue reading How to verify files copied with hashes computed using hashdeep on Linux →

Fix NTFS USB drive in linux

At times, there are errors with mounting NTFS formatted volumes from a USB drive. This can cause pain. Below is the method of how to fix the error, and even though it worked for me, there is no guarantee it will work for anyone else. Try it at your own risk. Open a terminal window … Continue reading Fix NTFS USB drive in linux →

Thunar file manager does not show archiving options in the menu upon right click

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 thunar-archive-plugin <enter>

How to use fastboot on Android phone from a computer with USB 3.0 ports only

It is rather unfortunate, but twrp.img could not be transferred to the Xiaomi phone simply because the computer from which it was done, did not have a USB 2.0 port. To overcome this, connect a USB 2.0 hub to the USB 3.0 port of the laptop. Then connect the Xiaomi phone USB cable to the … Continue reading How to use fastboot on Android phone from a computer with USB 3.0 ports only →

How to find Windows 10 OEM product key

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>

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.

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 restart wifi after Suspend/Resume Ubuntu Linux

Ubuntu Linux installed on a Lenovo laptop randomly disables wireless networks altogether. Subsequently, it does not show any wireless networks too in Network Manager. To resolve this issue, did the following: $ sudo lshw -class network <enter> Below is the result. Notice the logical name wlp2s0b1 and the driver brcmsmac *-network description: Wireless interface product: … Continue reading How to restart wifi after Suspend/Resume Ubuntu Linux →