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Javascript 2021-09-09 08:30:02
difference between foreach and map in js
forEach() just loop through the elements. It's throws away return values and always returns undefined.The result of this method does not give us an output . map() loop through the elements allocates memory and stores return values by iterating main array... Add solution -
Other 2021-09-09 04:13:03
parallelize in pyspark example
----------------------------------------foreach.py--------------------------------------- from pyspark import SparkContext sc = SparkContext("local", "ForEach app") words = sc.parallelize ( ["scala", "java", ... Add solution -
Other 2021-09-08 14:52:02
remove billing address for virtual product woocommerce
add_filter( 'woocommerce_checkout_fields' , 'bbloomer_simplify_checkout_virtual' ); function bbloomer_simplify_checkout_virtual( $fields ) { $only_virtual = true; foreach( WC()->cart->get_cart() as $cart_item_key => $cart_item )... Add solution -
Javascript 2021-09-07 18:14:04
iterate over array javascript
var data = [1, 2, 3, 4, 5, 6]; // traditional for loop for(let i=0; i<=data.length; i++) { console.log(data[i]) // 1 2 3 4 5 6 } // using for...of for(let i of data) { console.log(i) // 1 2 3 4 5 6 } // using for...in for(let i in data) { con... Add solution -
Javascript 2021-09-07 01:18:02
add to classlist javascript
classList.item(index); // Returns the item in the list by its index, or undefined if index is greater than or equal to the list's length classList.contains(token); // Returns true if the list contains the given token, otherwise false. classList.add(token1... Add solution