Rohan Mehta rhnmht30

It took a few years, but I finally understand why member functions of classes in JavaScript aren't automatically bound to their objects, in particular when used in callback arguments.

In most object-oriented languages, functions are members of a class--they exist in memory only once, and when they are called, this is simply a hidden argument of the function which is assigned to the object that's calling it. Python makes this explicit by requiring that the first argument of a class's member function be self (Python's equivalent of this--you can name self whatever you want, but self is the convention).

class MyClass:

Steps to generate PNGs from WEBPs downloaded with Manga Rock

Create a folder with all the copied content from Android/data/manga_rock_system_folder/files
Install the converter with this cmd: sudo apt-get install webp
Open the folder in the terminal, by right clicking there and selecting the open the terminal option.
Create an index.js file. (Code given in this gist)
Run touch index.js.
Run gedit index.js, a text editor opens for you to copy the below code.
Run node index.js
Sit back and Relax!

	#!/usr/bin/env bash

	echo "
	----------------------
	NODE & NPM
	----------------------
	"

	# add nodejs 12 ppa (personal package archive) from nodesource
	curl -sL https://deb.nodesource.com/setup_12.x \| sudo -E bash -