clementgarbay

[Growth.Dev] How to transform Linkedin into an address book using Puppeteer!

Prerequisites 🛠

• A command line terminal, if you're not familiar with it you can read this post explaining the basics. For the best experience, we recommend you iTerm2 an alternative to the pre-install macOS terminal.

• The JavaScript runtime Node.js. If you're a brew user you can simply brew install node, otherwise you can download it here. Moreover here's an article where you can find more information about how to install it and use it.

To be sure both of these tools are OK, open a terminal and run:

clementgarbay

/**
 * Safe transpose a list of unequal-length lists.
 *
 * Example:
 * transpose(List(List(1, 2, 3), List(4, 5, 6), List(7, 8)))
 * -> List(List(1, 4, 7), List(2, 5, 8), List(3, 6))
 */
fun <E> transpose(xs: List<List<E>>): List<List<E>> {
    // Helpers
    fun <E> List<E>.head(): E = this.first()