Sort by German month names

sort_by_german_month_names.sh

# Use the `sort` command to sort by German month names.
#
# E.g. sort files containing month names in ther path.

# make sure desired locale is installed
$ localectl list-locales
C.UTF-8
en_US.UTF-8

# install missing locales, if required
$ sudo dpkg-reconfigure locales

# list locales again
$ localectl list-locales 
C.UTF-8
de_AT.UTF-8
en_US.UTF-8
sv_SE.UTF-8

# sample file containing german month names, in random order
$ cat /tmp/de.txt
Jänner
Dezember
Oktober
Juli
November
Februar

# sort using system's default locale (en-US.UTF-8)
# :/
$ sort -k1,1M /tmp/de.txt
Dezember
Jänner
Oktober
Februar
Juli
November

# sort using german locale
# :)
$ LC_ALL=de_AT.UTF-8 sort -k1,1M /tmp/de.txt
Jänner
Februar
Juli
Oktober
November
Dezember

# hint: get month names for a specific locale
$ LC_ALL=de_AT.UTF8 locale mon
Jänner;Februar;März;April;Mai;Juni;Juli;August;September;Oktober;November;Dezember

# sort output of `find`,
# by path component # containing german month name
$ find PDFs/ -type f -name '*pdf' | LC_ALL=de_AT.UTF-8 sort -t '/' -k2,2M
PDFs/Jänner/690vgm61.pdf
PDFs/Jänner/tugja990.pdf
PDFs/Jänner/p949ey0o.pdf
PDFs/februar/w83xx82k.pdf
PDFs/märz/bb9oiic2.pdf
PDFs/april/h3pfyr5v.pdf
:
PDFs/juli/3itakqxs.pdf
PDFs/august/gagwvr0z.pdf
PDFs/september/41i0sd5m.pdf
PDFs/oktober23/jeo67hlw.pdf
PDFs/dezember/pvnypol7.pdf