How to install Epson L365 Ink Tank printer driver on Ubuntu Linux 20.04 LTS

Several attempts to install the Epson L365 ink tank printer on the Ubuntu 20.04 LTS computer were futile as the L series printers never showed up on the list of printers in Settings -> Printers and Add printer. Even though Epson was available for selection, it only showed the dot matrix printers in the list … Continue reading How to install Epson L365 Ink Tank printer driver on Ubuntu Linux 20.04 LTS

Remember History in Firefox 75+ and private browser windows

Mozilla Firefox 75+ has made a change in the way it determines whether web sites open in a private window or not. This is now tied in with the "Remember History" option in Preferences -> Privacy and Security option. To enable Private Windows all the time, select "Never Remember History", but to disable private windows, … Continue reading Remember History in Firefox 75+ and private browser windows

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

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

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