This dequeue's and unregisters styles/scripts from WordPress. You may then load your own. This is handy when changing handles/sources, concatenating and minifying through your child theme.

WordPress_Disable-Parent-Theme-Scripts-and-Styles.php

<?php // Copy and Paste snippet below into child-theme functions -- DELETE THIS LINE

add_action( 'wp_enqueue_scripts', 'skf_custom_scripts', 100 );
 function skf_custom_scripts()
 {

  // Stylesheets

    wp_dequeue_style( 'bootstrap' );
    wp_deregister_style( 'bootstrap' );

    wp_dequeue_style( 'style-responsive' );
    wp_deregister_style( 'style-responsive' );

  // Enqueue Child Stylesheets

    wp_enqueue_style( 'font-sourcesanspro', "https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,200,200italic,300italic,300,400italic,600,600italic,700italic,700,900,900italic");
    wp_enqueue_style( 'font-oswald', "https://fonts.googleapis.com/css?family=Oswald:400,300,700&subset=latin,latin-ext");


  // Unenqueue Parent JS

    wp_dequeue_script( 'jquery.visible' );
    wp_deregister_script( 'jquery.visible' );

    wp_dequeue_script( 'retina' );
    wp_deregister_script( 'retina' );

    wp_dequeue_script( 'jquery.sticky' );
    wp_deregister_script( 'jquery.sticky' );

  // Enqueue Child JS
  // No need to register if not conditional loading
  
    wp_enqueue_script( 'skf-main-js', get_stylesheet_directory_uri() . '/dist/skf-main.js' );
 }