As a C programmer, I was surprised to see that
wc -c (which count the number of bytes), and
wc -m (which counts the number of characters) output very different results for a long, text file of mine. I had always been told that
sizeof(char) is 1 byte.
qdii@nomada ~/Documents $ wc -c sentences.csv 102990983 sentences.csv qdii@nomada ~/Documents $ wc -m sentences.csv 89023123 sentences.csv