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

One more way to speed Android Studio in Linux

At times, Android Studio just slows down while indexing files on the Linux file system. To overcome this problem, some files like Thumbs.db or thumbs.db can be prevented from being taken up for indexing. To do so, start Android Studio and select the File->Settings -> File Types. Then at the end of the list of … Continue reading One more way to speed Android Studio in Linux

How to speed Android Studio in Linux by changed VM Options

After installing Android Studio 4.1 on Linux, one of the biggest issue was speed of Android Studio at startup. To improve speed vmoptions64 or vmoptions needs to contain the setof lines in blue below. You can change the file using a text editor as follows by opening a terminal window: $ mousepad ~/.AndroidStudio4.0/config/studio64.vmoptions <enter> or … Continue reading How to speed Android Studio in Linux by changed VM Options

How to change GPU mode for Android 10 Google Play API Pixel 3 AVD in Android Studio for Linux

If you install the AVD with Google Play Store, you cannot modify the GPU from Automatic or Hardware to any other value. It appears greyed in the AVD settings. Some of us do not have graphics cards on our systems and therefore, this setting has to be changed in order to enable Android Studio AVDs … Continue reading How to change GPU mode for Android 10 Google Play API Pixel 3 AVD in Android Studio for Linux

How to install Oracle Java 12 on Ubuntu

See https://www.linuxuprising.com/2019/03/how-to-install-oracle-java-12-jdk-12-in.html Simply put, open a terminal window and enter following commands: $ sudo add-apt-repository ppa:linuxuprising/java <enter> $ sudo apt update <enter> $ sudo apt install oracle-java12-installer <enter> After the installation is complete, you can verify that the Java plugin has been installed by starting your Firefox web browser and typing about:plugins in the URL … Continue reading How to install Oracle Java 12 on Ubuntu

How to update Currency Quotes in GnuCash on Ubuntu

If you use GnuCash on Ubuntu 16.04 LTS, then this will apply to you. Over last few months, I have not been able to get stock quotes or currency updates for stocks on the NYSE, NASDAQ, Yahoo Finance. The reason is that Yahoo Finance Finance::Quotes module does not work anymore to fetch the quotes and … Continue reading How to update Currency Quotes in GnuCash on Ubuntu

How to fix excessive CPU usage by process tumblerd on XFCE desktop in Linux

Noticed that each time I added or downloaded a file, it resulted in excessive use of the CPU. This happens on XFCE desktop in Linux. Looking up the process list, found that tumblerd was utilizing up to 86% of the CPU and leading all other applications and processes to be very slow. Tumbler is used … Continue reading How to fix excessive CPU usage by process tumblerd on XFCE desktop in Linux

How to debug MumbaiStock.pm with Finance::Quotes

After creating or editing any of the Finance::Quotes modules you need to test them. To test, open a terminal window and do the following to check if the module gives any errors$ cd /usr/share/perl5/Finance/Quote <enter>$ sudo cp ~/MumbaiStock.pm . <enter>$ cd ~ <enter>$ gnc-fq-check <enter> If above command returns any errors, then modify the MumbaiStock.pm … Continue reading How to debug MumbaiStock.pm with Finance::Quotes

How to upgrade Dell BIOS on a Ubuntu laptop with FreeDOS

Those of us who use only Linux Laptops like Dell's Vostro 3546 with Ubuntu 12.04 LTS installed on it, cannot just apply the BIOS upgrades that Dell provides on it's web site. The BIOS update file is actually a MS DOS .EXE file and it requires MS DOS to work. Here's how to apply the … Continue reading How to upgrade Dell BIOS on a Ubuntu laptop with FreeDOS

How to create image map using LibreOffice Impress for use on a web page

My objective was to create an image map of a slide I created using LibreOffice Impress. See this link for the result. Here is how I went about it: Create a presentation or flow diagram with the shapes you want, in LibreOffice Impress. Save the presentation as an ODP file, which is the default LibreOffice … Continue reading How to create image map using LibreOffice Impress for use on a web page