How to install Adobe Reader for Linux on Linux Mint or Ubuntu

Download the last Linux version of Adobe Acrobat Reader from the archives of Adobe after opening a terminal window and enter:$ wget ftp://ftp.adobe.com/pub/adobe/reader/unix/9.x/9.5.5/enu/AdbeRdr9.5.5-1_i386linux_enu.deb <enter> To install open a terminal window and enter:$ sudo apt-get install ./AdbeRdr9.5.5-1_i386linux_enu.deb <enter> A word of caution that it may be outdated and unpatched.

Bloatware removed from Samsung M51 device

Mobile devices come with lots of bloatware that is not used by many of us. Till there are legal regulations prohibiting the installation of factory bloatware, it pays to delete bloatware that is not used or never used. Before proceeding with the steps to remove bloatware, make sure a data backup has been taken, because, … Continue reading Bloatware removed from Samsung M51 device

There’s something about TRIM in LinuxMint or Ubuntu Linux

Got a new PCIe NVMe SSD device? It starts lagging after a few months of use on Linux Mint and to optimize it, do the following after opening a terminal window $ journalctl | grep fstrim.service <enter>This will display when the TRIM was last executed. It normally does this once a week. Verify when the … Continue reading There’s something about TRIM in LinuxMint or Ubuntu Linux

How to check if TRIM is enabled on Linux Mint 20.1

After installation of a NVMe SSD in the laptop, it needs to be well-managed so that it's life does not decrease. To do this, most modern systems use TRIM to manage and delete unwanted blocks of data on the SSD. To check if TRIM is enabled on the Linux Mint 20.1 laptop, open a terminal … Continue reading How to check if TRIM is enabled on Linux Mint 20.1

How to increase battery backup time of laptop in Linux

When running Linux on a laptop (other than a Thinkpad), battery backup time is just about 120 to 150 minutes, irrespective if it is used for heavy work or just idling. To increase the battery backup time in Linux Mint 20+, open a terminal window and install the tlp utility as below: $ sudo apt-get … Continue reading How to increase battery backup time of laptop in Linux

How to assign value to text view directly in Android Kotlin

In Android Studio, when referencing layout (GUI) elements, the normal flow is to use code as below: var tv = findViewById(R.id.tv_name) tv = myString But, in Kotlin, Prior Android version 10, it was easy to assign values to layout elements without using find_view_by_id by simply using: tv_name.text = myString However, this has stopped working and … Continue reading How to assign value to text view directly in Android Kotlin

How to merge PDF files in Linux

Merging PDFs in Ubuntu Linux or Linux Mint was real easy using the pdfunite command in a terminal. To merge PDF files in Linux open a terminal window enter the following command:$ pdfunite file1.pdf file2.pdf file3.pdf combined.pdf <enter> where file1.pdf, file2.pdf and file3.pdf are the individual pdf files that will be merged and combined.pdf is … Continue reading How to merge PDF files in Linux

Installing Spotify on Linux Mint desktop

Spotify also has a desktop application that works on Linux Mint. To install it, open a terminal window and enter the following:$ curl -sS https://download.spotify.com/debian/pubkey_0D811D58.gpg | sudo apt-key add - <enter>$ echo "deb http://repository.spotify.com stable non-free" | sudo tee /etc/apt/sources.list.d/spotify.list <enter> $ sudo apt-get update <enter>$ sudo apt-get install spotify-client <enter>

How to fix error while updating repositories in Ubuntu or Linux Mint

On entering the apt-get update command, the following errors appeared. Reading package lists… DoneW: Failed to fetch http://dl.google.com/linux/chrome/deb/dists/stable/InRelease Cannot initiate the connection to dl.google.com:80 (2414:6221:4109:825::210a). - connect (101: Network is unreachable) Could not connect to dl.google.com:80 (2xx.5x.2xx.2xx), connection timed outW: Some index files failed to download. They have been ignored, or old ones used instead. … Continue reading How to fix error while updating repositories in Ubuntu or Linux Mint