FrontEndCollection

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cheatsheet1999

 [HTML + CSS + JavaScript Code](https://github.com/cheatsheet1999/FrontEndCollection/tree/main/JS-Day/AccordionEffect)

cheatsheet1999

**There are `n` gas stations along a circular route, where the amount of gas at the `ith` station is `gas[i]`.** **You have a car with an unlimited gas tank and...

siyuan25

### What has been deprecated, and what is new on HTML5? - HTML is not the subset of SGML (Standard Generalized Markup Language) anymore. Now, HTML5 added more functions about...

siyuan25


cheatsheet1999

**Given two integer arrays preorder and inorder where preorder is the preorder traversal of a binary tree and inorder is the inorder traversal of the same tree, construct and return...

cheatsheet1999

**Given an unsorted array of integers nums, return the length of the longest consecutive elements sequence.** **You must write an algorithm that runs in O(n) time.** *** Example 1: Input:...

cheatsheet1999

### Users are online When the browser finds ***manifest*** attribute on HTML head, it will request the manifest file. * #### If this is the first time visiting, * Then...

cheatsheet1999

### In the perspective of content...... * Minimize HTTP requests, such as CSS sprite, inline image, and files combination. * Minimize DOM elements. ### In the aspect of server and...

cheatsheet1999

**GET is used to request a specified resource from server.** *Some other notes on GET requests:* * GET have no body data * GET requests can be cached * GET...

cheatsheet1999