Installation of QT 5 & MonoDevelop for Ubuntu 20.04

installation.txt

sudo apt install build-essential

sudo apt install qtcreator

sudo apt install qt-5 defaut

sudo apt install qt5-doc qt5-doc-html qtbase5-doc-html qtbase5-examples

sudo apt-get install qtdeclarative5-dev

sudo apt install qml-module-qtquick-controls2

sudo apt install clang-8

Note: If the error is an open red circle, the code will still build.

If you want to get rid of the open red circles, go into Help->About Plugins and uncheck the Clang code model plugin. Then restart QT creator.


sudo apt install dirmngr gnupg apt-transport-https ca-certificates software-properties-common
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
sudo apt install gnupg ca-certificates
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
echo "deb https://download.mono-project.com/repo/ubuntu stable-bionic main" | sudo tee /etc/apt/sources.list.d/mono-official-stable.list
sudo apt update

sudo apt install mono-complete
sudo apt install monodevelop

sudo apt install mono-roslyn