Inserir o seguinte conteúdo no arquivo. Ctrl+k para fechar, e salvá-lo
[Desktop Entry]
Encoding=UTF-8
Name=Weka
Comment=Machine learning algorithms for data mining tasks
Exec=/home/SEUUSUARIO/Downloads/weka-3-8-6/weka.sh
Icon=/home/SEUUSUARIO/Downloads/weka-3-8-6/weka.ico
Terminal=false
Type=Application
StartupNotify=false
Categories=Development;IDE;Java;
Elaborado por Mateus Schwede
ubsocial.github.io