arbitrary-dev

Cyrillic_A = U+0410
Cyrillic_a = U+0430
Cyrillic_BE = U+0411
Cyrillic_be = U+0431
Cyrillic_CHE_descender = U+04B6
Cyrillic_che_descender = U+04B7
Cyrillic_CHE = U+0427
Cyrillic_che = U+0447
Cyrillic_CHE_vertstroke = U+04B8
Cyrillic_che_vertstroke = U+04B9

arbitrary-dev

ls **/*.avi | xargs -d '\n' -n1 -I {} cnv film -b 500k -dn --log error {}

arbitrary-dev

# find-inodes <path>

find $1 -xdev -printf '%h\n' | sort | uniq -c | sort -k1 -n | less

arbitrary-dev

# x 2,4 <file>
# printf <text> | x 4,$

sed -n $1p $2

arbitrary-dev

// ECMAScript 6

const flatten = (arr) =>
  // Reducer concat array items to accumulated result
  // or recursively calls flatten again if the item is an array.
  arr.reduce((acc, item) =>
    acc.concat(Array.isArray(item) ? flatten(item) // recursively flatten nested array
                                   : item),        // concat ordinary item
    []); // init empty accumulator