Dos : rename all files to to lowercase in terminal
sorsare Interesting solution found on stackoverflow. In terminal, in current folder we write: for /f "Tokens=*" %f in ('dir /l/b/a-d') do (rename "%f" "%f")
Install aspell with specific language (install dictionary) on mac
In short words, two commands: brew remove aspell brew install aspell --with-lang-pl And now, we have dictionary with pl :)