Install TeX Live or Texmaker in the usual way.
pdflatex these.tex
biber these
makeindex these.nlo -s nomencl.ist -o these.nls -t these.nlg
makeindex these.idx -s these.ist
pdflatex these.tex
pdflatex these.tex
This script can be added to Texmaker by going to Options > Configure Texmaker > Quick Build > User and changing it to
pdflatex %.tex | biber % | makeindex %.nlo -s nomencl.ist -o %.nls -t %.nlg | makeindex %.idx -s %.ist | pdflatex %.tex | pdflatex %.tex