michaelmakun

1. Download and pin books at https://read.amazon.com, and use epubor KCR converter to convert them into epubs.
2. Download audio books at https://audible.com, with aax format.
3. Obtain your activation bytes with the instruction of this post.
4. Install ffmpeg with brew.
5. Install audible-converter with npm. (File name will be extended automatically)

audible-converter "*.aax" -a <your-activation-bytes>

6. Install atomicparsley with brew. (to add artwork to converted m4a files) Bash script to add artworks to m4a files:

michaelmakun

require 'benchmark'
def binary_search(arr,element)
  l = 0
  r = arr.length - 1

  while l <= r

    mid = l + ((r-l)/2)
    if  arr[mid] == element
      return mid