If you're installing the npm module you'll need certain dependencies to build the native modules used by VS Code.
You also need at least node v12 installed. See #1633.
sudo apt-get install -y \
build-essential \
pkg-config \
libx11-dev \
libxkbfile-dev \
libsecret-1-dev
sudo yum groupinstall -y 'Development Tools'
sudo yum config-manager --set-enabled PowerTools
sudo yum install -y python2 libsecret-devel libX11-devel libxkbfile-devel
npm config set python python2
Install Xcode and run:
xcode-select --install