Category: javascript

javascript

A JavaScript interview question often overlooked by front-end programmers

December 15, 2023

by Dana Mullen

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The classic part of this question is that it comprehensively examines the candidate's comprehensive ability in JavaScript. Includes variable definition enhancement, this pointer, operator precedence,...

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javascript

Delve into JavaScript logical assignment operators

December 15, 2023

by David Gifford-Campbell

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Have a dream, have dry goods, WeChat search [big move world] keep an eye on this washing dishes in the wee hours of the morning....

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javascript

Vue uses vue-quill-editor in Vue

December 15, 2023

by Luis Bishop

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Quill uses the troubleshooting method to add the following code to the vue.config.js file {code... }

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javascript

Pinia Quick Start

December 15, 2023

by 李佩珊

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What is Pinia? Pinia supports both Vue2 and Vue3. In this article, we will only cover the use of Pinia in Vue3. In Vue2, we...

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javascript

SAP UI5 Manifest. json and i18n multilingual text parsing logic

December 15, 2023

by Kathy Manning

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Regular expression: {code... } In sap.ui.core.component.js, execute the loadManifests to load: Our Controller Extensions can also be seen here: In the Manifest constructor, _processI18n is...

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javascript

Referencing CodePen, I made an iFrame-based code preview system

December 15, 2023

by Michelle Love

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CodePen's online code preview system has always been amazing. It's easy to show code in real time, whether it's code demonstrations or test functions. Recently,...

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javascript

Entrance examination grind politics brush question small procedure to come

December 15, 2023

by Jessica Morales

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Examine grind brush question small doctor's political brush question small procedure, super good political choice question take point weapon. How to use the fragmentation of...

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javascript

Mutation Events and MutationObserver listen for DOM changes

December 15, 2023

by Dr. Owen James

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Browser compatibility issues IE9 does not support the Mutation EventSwebKit kernel does not support the DomattrModified feature. DomelementNameChanged and DomAttributeNameChanged are not supported on Firefox....

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javascript

VS Code Keyboard Shortcuts

December 15, 2023

by Lagan Rattan

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Mac: Cmd + BWin: Ctrl + B🔥 Show/Hide console Mac: Cmd + J (Control + \ 'works, but sometimes it doesn't work) Ctrl + \...

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javascript

Application of Subject in SAP Spartacus Popover Component

December 15, 2023

by Ashley Lopez

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Subject is a utility object in RxJS. Subject is a special type of Observable that allows values to be multicast to many observers. Subject is...

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javascript

React performance optimizations you may not have been paying attention to

December 15, 2023

by Samantha Rice

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It's been a long time since I've shared an update, and I've been boiling a frog in warm water. Due to some reasons and the...

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javascript

Wisdom twin freighter space | digital visual operation

December 15, 2023

by Ms. Sheila Price

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A Long March 2F rocket carrying the Shenzhou XII manned spacecraft blasted off from the Jiuquan Satellite Launch Center at 9:22 a.m. Beijing time on...

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javascript

A deep clone of js

December 15, 2023

by Julie Best

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Js deep clone {code... }

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javascript

Learning 3D Visualization Data Docking from Zero (1)

December 15, 2023

by Aarna Swamy

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Based on the digital twin visual scene, online development or offline development SDK is used to develop the digital twin visual scene. After the development...

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javascript

“Call”, “apply” and “bind”

December 14, 2023

by Tia Moore

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Their main purpose is to change the direction of this. Call and Apply are not used much in everyday work, except when writing base classes...

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javascript

History of JavaScript Asynchronous Programming

December 14, 2023

by 楊冠霖

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In early Web applications, interacting with the background required submitting a form and then giving feedback to the user after a page refresh. In the...

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javascript

Why do so many people think self-learning is better than training on the WEB front end

December 14, 2023

by Deborah Smith

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Recruitment of front-end, for non-training candidates, will indeed be more inclined to self-study rather than training. The reason is that the ability to strengthen the...

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javascript

New features for JS syntax ES6, ES7, ES8, ES9, ES10, ES11, ES12

December 14, 2023

by 徐馨儀

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This article is a collection of commonly used features from ES6 to ES11, including ES12, which is still in the planning process. It only lists...

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javascript

The pit-blurred absolute address that is matched after the Webpack Cross-Domain Proxy URL

December 14, 2023

by James Tucker

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Error demonstration {code... } when getting the interface {code... } {code... } and /user {code in the configured cross-domain... } : change the name of...

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javascript

An entry-level introduction to the CloudFoundry environment for the SAP BTP platform

December 14, 2023

by Melissa Wong

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Cloud Foundry (or CF) is the specification and software toolset for the Cloud Foundry Foundation (formerly the Linux Foundation). It is fully open source, and...

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javascript

Js statistics page load to complete the time required

December 14, 2023

by Nigel Booth

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The Performance API is mainly used to calculate the time required to complete DOM rendering of the page. The Performance interface gets performance-related information from...

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javascript

Differences between ng-template, ng-content, ng-container, and *ngTemplateOutlet

December 14, 2023

by Michael Mcclain

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When I examine the DOM, I see NgContent being applied to the element by Angular. HMM... If they contain elements in the final DOM, then...

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javascript

Front-end API requests a variety of Sao operations

December 14, 2023

by Edward Wilson

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The control of API requests has long been a hot topic in the front-end space, and there are many excellent open source projects available. In...

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javascript

Promise depth + custom Promise

December 14, 2023

by Sandra Priest

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Function Objects: When a function is used as an object, it is referred to as a function object. Instance Objects: Objects produced by the new...

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javascript

In one step, make your search box smart to take off

December 14, 2023

by Arhaan Setty

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This does satisfy the need for keyword search, but given that the front end is the person who presents the screen directly to the user,...

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javascript

Assign the following null value to “”

December 14, 2023

by Lucas Shepherd

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}Object.keys(value).forEach(name=> {if(value[name]===null){value[name]=''}});

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javascript

Image to load

December 14, 2023

by 何宗翰

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SegmentFault is a leading developer technology community in China. We take technical questions and answers, technical column, technical courses, technical information as the core product...

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javascript

JS deep copy and shallow copy!

December 14, 2023

by Kelly Vincent

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As can be seen from the above diagram, when we change the elements in the ARR2 array, the page of ARR1 will change with it,...

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javascript

Image SRC for binary processing

December 14, 2023

by Jivika Grewal

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In this scenario, I first think of the situation where the SRC of the picture is base64. After I understand base64, I think it is...

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javascript

The difference between the var const let

December 14, 2023

by Jonathon Rocha

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Var const let = var const let; font color=#999AAA &gt; < p > < / p > < p > font color=#999AAA &gt; 1. If...

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