ffmpeg audio file editing commands

To edit video and audio files in ffmpeg, below are some commands. Open a terminal window and try them out. These are very useful when creating training videos. Extract mp3 audio from mp4 file$ ffmpeg -i video.mp4 -vn -ab 256k -ar 48000 -y audio.mp3 <enter> Split from 7 seconds to end$ ffmpeg -i audio.mp3 -ss … Continue reading ffmpeg audio file editing commands →

Completely remove Firefox from Ubuntu Linux or Xubuntu

Exercise due caution with your data before doing these steps. Take a data backup first. In order to completely remove Firefox from Ubuntu Linux, open a terminal window and enter the following: Delete the application $ sudo apt-get purge firefox* <enter> Remove the folders $ sudo rm -Rf /etc/firefox <enter>$ sudo rm -Rf /usr/lib/firefox* <enter>$ … Continue reading Completely remove Firefox from Ubuntu Linux or Xubuntu →

How to update snap packages in Ubuntu or Xubuntu

To update snap packages in Ubuntu or Xubuntu open a terminal window and enter the following commands:$ sudo snap refresh <enter> To list snap packages use:$ snap list <enter>

How to install Epson L365 inktank printer in Ubuntu or Xubuntu or Linux Mint

The Epson L365 ink tank printer on the Ubuntu 23.04 computer was not being installed. The L series printers never showed up on the list of printers in Settings -> Printers and Add printer. Even though Epson was available for selection, it only showed the dot matrix printers in the list of printers that can … Continue reading How to install Epson L365 inktank printer in Ubuntu or Xubuntu or Linux Mint →