Summary of js array deduplicat...

Method 1: Sort the array first. After sorting, compare the elements with the previous elements and r...

Node.JS related knowledge

HTTP When entering a URL, the browser - 1. Chrome searches its own DNS cache (only one minute of lif...

setTimeout() function in js

In js, the setTimeout() function is a global variable, no matter where it is, it is a global variabl...

Configuration method of bower ...

Bower is a commonly used package management tool, but what is the bower overrides configuration? how...

ajax asynchronous request post...

//Create a browser object function createXhr(){ //The first method to determine the browser type/* v...

Several ways to use while loop...

Use while loop to calculate and print the sum of even numbers from 2 to 100 (three methods) 1. Loop—...

Original JS implements adding,...

Read a book, read the console, and read a little summary of the document. If there are any oversight...

How to get the current date an...

function getNowFormatDate() {    var date = new Date();    var seperator1 = -;   

A brief introduction to ES6 Pr...

ES6, in order to solve the problem of callback hell, Promise was launched

Detailed explanation of meta i...

Definition and Usage The element provides meta-information about the page, such as description and k...