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
Category: Linux
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
How to install Signal on the Linux Mint 20.1 or Ubuntu
After the WhatsApp privacy changes, many folks have installed the Signal app on their Android devices. Signal also has a desktop client, where Signal can be installed and used on a computer. To install the Linux version, open a terminal window and enter the following commands: Set up the repository$ wget -O- https://updates.signal.org/desktop/apt/keys.asc | sudo … Continue reading How to install Signal on the Linux Mint 20.1 or Ubuntu
How to install wine 5.0.3 stable from winehq on Linux Mint 20 or Ubuntu
The wine package in the Ubuntu Linux repository is version 5, but running applications from it, cannot connect to the internet. It was found that upgrading to wine version 5.0.3 in the winehq repository solved this error. To install wine version 5.0.3 from winehq, open a terminal window and enter the following commands: $ sudo … Continue reading How to install wine 5.0.3 stable from winehq on Linux Mint 20 or Ubuntu
How to fix tinny sound from Dell Inspiron 5000 series laptop speakers in Linux Mint 20 or Ubuntu 20.04 LTS
Linux Mint 20, Xubuntu or Ubuntu 20.04 LTS runs well on the Dell laptop. But, the recent upgrade to Linux Mint 20 or Ubuntu 20.04 LTS caused an issue of tinny sound from the the speakers. After trying several changes, I tried this below, and at least, using the pulseaudio equalizer, managed to make the … Continue reading How to fix tinny sound from Dell Inspiron 5000 series laptop speakers in Linux Mint 20 or Ubuntu 20.04 LTS
Select and set up a Crucial M2.2280 NVMe PCIe SSD
Android Studio works quite slow with a normal SATA Hard Disk Drive (HDD), on a computer. To overcome this, there are a few solutions, including waiting for the good folks at Google to release another efficient version, or if you are seriously into Android development, then you can augment the hardware of your computer by … Continue reading Select and set up a Crucial M2.2280 NVMe PCIe SSD
How to fix crackling distorted sound from speakers in Linux Mint 20 XFCE
The computer speakers crackle and give distorted sound at high volumes in Linux Mint 20 XFCE. To overcome this, open a terminal window and enter the following commands: $ alsamixer <enter>Use the right arrow key to locate the option for Auto-Mute. It will show enabled. Change it to disabled by pressing the down arrow key … Continue reading How to fix crackling distorted sound from speakers in Linux Mint 20 XFCE
How to pair bluetooth device with Linux Mint 20 XFCE using bluez
Bluetooth by default was not recognizing the devices I wanted to connect to the computer on my Linux Mint 20 system. Therefore, open a terminal window and enter the following commands:$ sudo apt-get install blueman <enter>$ sudo systemctl enable bluetooth.service <enter>$ sudo systemctl start bluetooth.service <enter> $ sudo vi /etc/bluetooth/main.conf <enter>Under [General] remove the # … Continue reading How to pair bluetooth device with Linux Mint 20 XFCE using bluez
