# Bash 5.1.16 (released on 2022-01-04)
#
# Remarks:
# - version 3.2 is sufficient for the Beginner Level
# - version 4.4 or newer is preferred for the Intermediate and Advanced Levels

bash --version
bash -version

which bash
which -a bash
which -a bash | uniq

/bin/bash --version
/usr/local/bin/bash --version

echo $BASH_VERSION

# We did not discuss this part during the Support Session
env -i bash --norc --noprofile
echo $BASH_VERSION
man bash
man -t bash | ps2pdf -dPDFA - man_bash_3_2.pdf  # PDF of man is 64 pages long
exit
man bash
man -t bash | ps2pdf -dPDFA - man_bash_5_1.pdf  # PDF of man is 83 pages long


# Nano 6.0 (released on 2021-12-15)
#
# Remarks:
# - older versions of Nano are just fine
# - you can use any text editor you are familiar with, such as Emacs or Vim
# - we need a text editor, not a word processor

nano --version


# FFmpeg 5.0 (released on 2022-01-14)
#
# Remarks:
# - version 5.0 is not yet available on Homebrew
# - the previous version 4.4.1 is also very fine

ffmpeg -version
ffprobe -version
ffplay -version


# MediaInfo 21.09
#
# Remark:
# - for the Advanced Level we will use the command-line interface (CLI), not the
#   graphical user interface (GUI)

mediainfo --version