How to enable fastestmirror and deltarpms in Fedora

Fastestmirror and deltarpm are perhaps the best features of Fedora, but they are not available by default on the Fedora 32 workstation. To enable these fastestmirror and deltarpm, open a terminal window and do the following: $ sudo vi /etc/dnf/dnf.conf <enter>Add the following two lines to the end of the filefastestmirror=truedeltarpm=true:wq Once the above has … Continue reading How to enable fastestmirror and deltarpms in Fedora

How to fix Android Studio error message – Emulator: createOrGetGlobalVkEmulation: Warning: Vulkan 1.0 APIs missing from instance

Android Studio upon being freshly installed displayed the below error message in the event window: Emulator: createOrGetGlobalVkEmulation: Warning: Vulkan 1.0 APIs missing from instance This error is due to the Vulkan APIs that are not needed if the computer has no graphics card. To overcome this error, open a terminal window and do the following: … Continue reading How to fix Android Studio error message – Emulator: createOrGetGlobalVkEmulation: Warning: Vulkan 1.0 APIs missing from instance

IntelliJ IDEA displays error that Java SDK is not installed

When IntelliJ IDEA is installed, Kotlin applications cannot be compiled or run unless the Java SDK is installed. Choose to get the Oracle Java SDK or install the OpenJDK SDK corresponding to the OpenJDK Java Runtime Environment that has been installed. By default, the Linux distribution will just install the Java Runtime Environment (JRE). To … Continue reading IntelliJ IDEA displays error that Java SDK is not installed

How to enable greyed out Get Quotes button in GnuCash for stock quotes retrieval

On fresh install of Xubuntu 20.04 LTS, it was noticed that the Get Quotes button on the Price Editor option of GnuCash was greyed out. To diagnose this, open a terminal window and enter the following commands:$ gnc-fq-check <enter> The error Can't locate Finance/Quote/Yahoo/Asia.pm in @INC is displayed. This means that the Finance::Quotes module is … Continue reading How to enable greyed out Get Quotes button in GnuCash for stock quotes retrieval

How to enable Android Studio AVD to use only lesser number of CPUs than available on the computer

To use only 2 cores of the CPU of the computer, do the following action after opening a terminal window in Linux, where Device10.avd is the Android 10 AVD created: $ vi ~/.android/avd/Device10.avd/config.ini <enter> Change the values in red for the below parameters in the file to those in blue as below.hw.cpu.ncore=4 hw.cpu.ncore=2 Save the … Continue reading How to enable Android Studio AVD to use only lesser number of CPUs than available on the computer

How to fix the ADB Binary found adb is obsolete and has serious performance problems with Android Emulator error in Android Studio for Linux

The default Android SDK installed with Android Studio already has the adb application installed and it is the latest. The error ADB Binary found at /home/user/ adb is obsolete and has serious performance problems with Android Emulator appears only if from Android Studio, menu option, Tools -> SDK Manager -> SDK Tools, the Android SDK … Continue reading How to fix the ADB Binary found adb is obsolete and has serious performance problems with Android Emulator error in Android Studio for Linux