Recent questions in Technique[技术]

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javascript - 稍后在Promise上添加on子句(add on clause later on Promise)

I'm new to Javascript and Promise. (我是Java和Promise的新手 ) I can understand when a Promise has on clause immediately as ... promise1语句之后合并then子句？) ask by secondimage translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Meteor，Ember.js和Backbone.js之间的主要区别是什么？ [关闭](What are the key differences between Meteor, Ember.js and Backbone.js? [closed])

Learning Ember.js / Backbone.js has been on my to-do list for a while. (学习Ember.js / Backbone.js一直在我的待办事项清单上 ) Now that ... 以任何与Knockout.js的比较也是受欢迎的 ) ask by K Z translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 使d3.js可视化布局具有响应性的最佳方法是什么？(What's the best way to make a d3.js visualisation layout responsive?)

Assume I have a histogram script that builds a 960 500 svg graphic. (假设我有一个直方图脚本，可构建960 500 svg图形 ) How ... https : //gist.github.com/993912) ask by Matt Alcock translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 纯JavaScript等效于jQuery的$ .ready（）-页面/ DOM准备就绪时如何调用函数[重复](Pure JavaScript equivalent of jQuery's $.ready() - how to call a function when the page/DOM is ready for it [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) $(document).ready equivalent without jQuery 34 answers (没有jQuery的$ { ... ()的方式发布一个或多个函数？) ask by chris translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 如何使用JavaScript停止浏览器后退按钮(how to stop browser back button using javascript)

I am doing an online quiz app in php. (我正在用php做一个在线测验应用程序 ) I want to restrict the user from going back in an ... What is my problem? (我怎么了) ask by Sawant Akshay translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 在异步函数上调用await会引发错误(Calling await on an async function throws an error)

I have this function : (我有这个功能：) async function fileHash(filename, algorithm = 'md5') { return new Promise((resolve, ... 是async函数 ) ask by Rahmani Saif El Moulouk translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 如何通过类名获取元素？ [重复](How to get element by class name? [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) How to Get Element By Class in JavaScript? (如何在JavaScript中按类获取 ... its class? (如何按类获取元素？) ask by TDHM translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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333 views

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javascript - 既然我们有ES6承诺，还有理由使用Q或BlueBird等承诺库吗？ [关闭](Are there still reasons to use promise libraries like Q or BlueBird now that we have ES6 promises? [closed])

After Node.js added native support for promises, are there still reasons to use libraries like Q or BlueBird? (在Node.js添加了对 ... 没有理由使用这些库？) ask by Murat Ozgul translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

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javascript - 如何从数组中删除元素并在FlatList上没有该元素的情况下更新状态？(How to remove an element from array and update state without that element on the FlatList?)

I am trying to remove the data from a FlatList that it renders the sales from a JSON file data.json The problem is ... data }; }); } ask by Sachihiro Takamori translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 画布的fillRect函数忽略等待(Canvas' fillRect function ignores await)

I have a problem with the fillRect canvas function: I use the setFillStyle function to either set the fillStyle to a rgb value or ... 这个问题，该如何解决？) ask by SUBHUMAN translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - AngularJS 1.2 $注入器：modulerr(AngularJS 1.2 $injector:modulerr)

When using angular 1.2 instead of 1.07 the following piece of code is not valid anymore, why? (当使用角度1.2而不是1.07时，下面的代码不 ... 记错的话，这个问题始于angular 1.1.6 ) ask by Dawid translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

javascript - 画布的fillRect函数忽略等待(Canvas' fillRect function ignores await)

I have a problem with the fillRect canvas function: I use the setFillStyle function to either set the fillStyle to a rgb value or ... 这个问题，该如何解决？) ask by SUBHUMAN translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 将用户输入推送到Localstorage数组(Pushing user input to Localstorage array)

i am trying to figure out a function that can push "Employee" skills into my localStorage via user input ... buildTable(employeeList)); ask by Benjamin Nielsen translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 使用jQuery创建新元素的首选方法(The preferred way of creating a new element with jQuery)

I've got 2 ways I can create a <div> using jQuery . (我有两种方法可以使用jQuery创建一个<div> ) Either: (或者：) var div = $("<div></ ... ? (使用除可重用性之外的第二种方式有什么缺点？) ask by Ashwin translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Javascript中是否存在RegExp.escape函数？(Is there a RegExp.escape function in Javascript?)

I just want to create a regular expression out of any possible string. (我只想从任何可能的字符串中创建一个正则表达式 ) var usersString = ... 有一些标准 ) Thanks! (谢谢！) ask by Lance Pollard translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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488 views

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javascript - 如何在Javascript中的对象构造函数中创建数组(How to Create an Array within an Object Constructor in Javascript)

I am trying to be able to make a list of all instances of a Constructor, so I can check if all of these fit criteria in ... 试它们是否具有某些属性？) ask by Croquet Flamingo translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 聊天准备好后回调(Callback once chat is ready)

I am building a ChatBot service using the Microsoft Bot Framework, over Azure as the service, and QnA Maker for ... sendWelcomeMessage(); }); ask by MaxOvrdrv translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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528 views

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javascript - 页面完全加载后如何执行功能？(How to execute a function when page has fully loaded?)

I need to execute some JavaScript code when the page has fully loaded. (页面完全加载后，我需要执行一些JavaScript代码 ) This includes things ... 是否与页面完全加载时相同 ) ask by Ben Shelock translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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205 views

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javascript - 如何将任务添加到当前方法？(How to add task to current method?)

I am trying to do a web app similar to google calendar. (我正在尝试做一个类似于Google日历的网络应用 ) I have done the object and methods ... ，并将其记录在数组中 ) Thanks (谢谢) ask by Rpx translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - 如何使用jQuery按字母顺序对列表进行排序？(How may I sort a list alphabetically using jQuery?)

I'm a bit out of my depth here and I'm hoping this is actually possible. (我在这里有点深，我希望这实际上是可能的 ) I'd like to be able ... ，但事实并非如此 ) Any thoughts? (有什么想法吗？) ask by translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

1 answer

javascript - 如何在JavaScript IF语句中使用OR条件？(How to use OR condition in a JavaScript IF statement?)

I understand that in JavaScript you can write: (我知道在JavaScript中你可以写：) if (A && B) { do something } But how do I ... (A OR B) { do something } ask by sadmicrowave translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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296 views

1 answer

javascript - 为什么使用Redux而不是Facebook Flux？ [关闭](Why use Redux over Facebook Flux? [closed])

I've read this answer , reducing boilerplate , looked at few GitHub examples and even tried redux a little bit (todo apps). (我已经阅读 ... (像坚持国家一样......) ask by VB_ translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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551 views

1 answer

javascript - 什么是匹配URL的良好正则表达式？ [重复](What is a good regular expression to match a URL? [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) What is the best regular expression to check if a string is ... anyone help me? (谁能帮我？) ask by bigbob translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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407 views

1 answer

javascript - 在React中使用Fullcalendar v4导入rrule插件(import rrule plugin with fullcalendar v4 in React)

I'm having problems with getting fullcalendar version 4 to show recurring events in a React app. (我在获取全日历版本4以在React ... ，但无法加载fullcalendar v4 ) ask by Dany Dhondt translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

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javascript - 如何使Javascript中的提取API模块化(How to make a fetch API in Javascript to be modular)

I'm building an APP in React where I would like to consume an API for comments which allows crud rules. (我正在React中构建一个APP，我想使用一 ... 成此想法，并避免出现问题和错误 ) ask by Jakub translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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142 views

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php - 将JSON从PHP返回到JavaScript？(Returning JSON from PHP to JavaScript?)

I have a PHP script that's being called through jQuery AJAX. (我有一个PHP脚本，通过jQuery AJAX调用 ) I want the PHP script to ... $ json中插入两个for循环的结果 ) ask by AquinasTub translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 views

1 answer

javascript - 在电子工进程中不能要求使用node_modules(Cannot require node_modules in electron worker process)

Question (题) I'm trying to use web workers in electron. (我正在尝试在电子领域使用网络工作者 ) So far I'm able to instanciate the ... (在这方面的任何帮助将不胜感激 ) ask by Nishkal Kashyap translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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383 views

1 answer

javascript - 呼叫/应用/绑定与等待[重复](Call/apply/bind with await [duplicate])

(This question already has answers here) : ( (这个问题已经在这里有了答案) ：) Methods in ES6 objects: using arrow functions (3 ... solution for this? (有解决方案吗？) ask by Misiur translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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