Install kvm on Linux Mint for Android Studio x86 or x86_64 version of Android emulator

After installing Android Studio, the Android emulator takes a long time to start up. It appears to have hanged and other activities on the Ubuntu computer are not possible. This could be due to incorrect installation of kvm. To resolve this problem, open a terminal window and install kvm using the following command: $ sudo … Continue reading Install kvm on Linux Mint for Android Studio x86 or x86_64 version of Android emulator

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

What to do if “failed to connect to lvmetad” slows down booting on Linux Mint or Ubuntu

As my system was very slow to boot, while grub loaded, I press the Esc key see what was wrong. The error related to "failed to connect to lvmetad" occurred frequently. This error is due to improperly configured swap file for the resume of the laptop on hibernate. To fix this, open a terminal window … Continue reading What to do if “failed to connect to lvmetad” slows down booting on Linux Mint or Ubuntu

Install Lineage OS 16.0 on Xiaomi Redmi Note 5 Pro

Installing Lineage OS 16.0 is well-explained at https://forum.xda-developers.com/redmi-note-5-pro/development/rom-t3913242 Follow the steps below and your own risk and I am not responsible for anything that happens to your device. The below steps are from my experience and there is no assurance or guarantee that they will work for you. Make sure you have installed the Android … Continue reading Install Lineage OS 16.0 on Xiaomi Redmi Note 5 Pro

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

How to validate digital signature in a document in Linux

In Linux, libreoffice-draw has the ability to open and validate digital signatures. Unfortunately, this functionality is broken as of today in the seahorse or gnome-keyring on LinuxMint 19.2 Tessa. This is due to the Ubuntu repository not having an updated package or a bug in seahorse. Without digging into above, a different program named PDFStudioViewer … Continue reading How to validate digital signature in a document in Linux

Shared hosting and WordPress

WordPress had recently upgraded it's code to work with PHP 7. Subsequently, each time I logged into the hosting provider account, I was always reminded by WordPress to upgrade the WordPress code and stay up to date with the latest security patches. Unfortunately, the hosting provider informed that the latest PHP 7 scripting language could … Continue reading Shared hosting and WordPress

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