Recent questions in Technique[技术]

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javascript - 如何在加载页面时运行函数？(How to run a function when the page is loaded?)

I want to run a function when the page is loaded, but I don't want to use it in the <body> tag. (我想在页面加载时运行一个函数 ... ? (那么如何在加载页面时运行它？) ask by Claes Gustavsson translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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508 views

1 answer

javascript - 如何下载给定相对文件路径（角）的文件？(How to download a file given a relative file path (Angular)?)

This is my html: (这是我的html：) <button class="btn" (click)="generatePdf()">PDF</button> When the button is clicked, ... your help! (谢谢你的帮助！) ask by Beatrice translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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302 views

1 answer

javascript - 使SoundJS与Cordova / Phonegap一起使用(Getting SoundJS to work with Cordova/Phonegap)

I am building an app with extensive audio requirements, so I am using SoundJS for that, and I am compiling the app using ... > </body> </html> ask by hmghaly translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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264 views

1 answer

javascript - Vue过渡组不起作用(Vue transition-group not working)

I want to use transition-group in Vue, it works fine without nesting，but when I use it like this, it acts strangely. ... > </div> </transition> ask by Mondo translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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422 views

1 answer

javascript - 部分和模板的复杂嵌套(Complex nesting of partials and templates)

My question involves how to go about dealing with complex nesting of templates (also called partials ) in an AngularJS ... 持它们彼此分离？) ask by PhillipKregg translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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163 views

1 answer

javascript - 使用Express从NodeJS Server下载文件(Download a file from NodeJS Server using Express)

How can I download a file that is in my server to my machine accessing a page in a nodeJS server? (如何将服务器中的文件下载到 ... (有人可以帮我吗？) ask by Thiago Miranda de Oliveira translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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116 views

1 answer

javascript - sleep（）的JavaScript版本是什么？(What is the JavaScript version of sleep()?)

Is there a better way to engineer a sleep in JavaScript than the following pausecomp function ( taken from here )? (是否有比下面的 ... 一段代码之前没有延迟 ) ask by community wiki translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

1 answer

javascript - 从javascript对象导出所有对象(Export all objects from javascript object)

I have a javascript object that each attribute is a function: (我有一个JavaScript对象，每个属性都是一个函数：) { SetBtcPrice: ... [AsyncFunction: handle] } } ask by Otavio Bonder translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

1 answer

javascript - 如何在Javascript / HTML中重定向时保持滚动位置(How to keep scroll position on redirect in Javascript / HTML)

I'm currently working on a mp3 player website for a local server. (我目前正在本地服务器的mp3播放器网站上工作 ) It includes a "player" and a ... 个位置，并在重定向完成后再次设置该位置？) ask by Typewar translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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143 views

1 answer

javascript - 更改清单后更改班级(Change class after changing list)

I have a dual list in which data is printing a ul li pattern from a JSON file. (我有一个双重列表，其中数据正在从JSON文件中打印ul ... div> </div> </div> </section> ask by Ritik Singh translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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280 views

1 answer

javascript - ReactJS-每次调用“ setState”时都会调用渲染吗？(ReactJS - Does render get called any time “setState” is called?)

Does React re-render all components and sub components every time setState is called? (每当调用setState React是否会重新渲染所有 ... /jsfiddle.net/fp2tncmb/2/ ask by Brad Parks translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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121 views

1 answer

javascript - setTimeout还是setInterval？(setTimeout or setInterval?)

As far as I can tell, these two pieces of javascript behave the same way: (据我所知，这两个javascript的行为方式相同：) ... (使用setTimeout和setInterval有什么区别吗？) ask by Damovisa translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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467 views

1 answer

javascript - 从JSON.parse捕获异常的正确方法(Proper way to catch exception from JSON.parse)

I'm using JSON.parse on a response that sometimes contains a 404 response. (我在有时包含404响应的响应中使用JSON.parse ) In the ... ); } } return value; }); ask by prostock translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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376 views

1 answer

javascript - 获取对象类型的名称(Get the name of an object's type)

有JavaScript相当于Java的class.getName()吗？ ask by Ewen Cartwright translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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480 views

1 answer

javascript - 在状态下反应getDerivedStateFromProps更新数组(React getDerivedStateFromProps update array in state)

I have a problem with updating component state by getDerivedStateFromProps. (我通过getDerivedStateFromProps更新组件状态时遇到问题 ) In ... data return result } ask by jStefko translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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425 views

1 answer

javascript - 检查jQuery中是否存在元素[重复](Check if element exists in jQuery [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) Is there an exists function for jQuery? (jQuery是否有存在功能 ... ($('elemId').length对我不起作用 ) ask by Nick translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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400 views

1 answer

javascript - 如何从异步调用返回响应？(How do I return the response from an asynchronous call?)

I have a function foo which makes an Ajax request. (我有一个函数foo ，它发出Ajax请求 ) How can I return the response ... always ends up being `undefined`. ask by Felix Kling translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

1 answer

javascript - 在ReactJS APP中导出javascript方法以从外部非React APP调用(Export a javascript method in a ReactJS APP to call from a outside non React APP)

I need to export/publish a javascript funtion as a entry point in my ReactAPP, so a external non React App, can call ... Thanks!!! (谢谢！！！) ask by Rulo Rangugni translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

482 views

1 answer

javascript - 在Redux存储中更改异步状态后重新渲染React功能组件(Re-rendering react functional component after async state change in redux store)

I have functional component in react which is routed using the route say, baseURL/recipe/:id (我在react中具有功能组件 ... ,{getRecipeSummary}) (Recipe); ask by Snedden27 translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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221 views

1 answer

javascript - 我听不懂这部分：“（obj [val] || 0）+1;” [重复](I can't understand this part: “(obj[val] || 0)+1;” [duplicate])

(This question already has answers here) : ( (这个问题已经在这里有了答案) ：) Understanding the use of || (了解||的用法) in the code [ ... 1: 1, 2: 2, 3: 3 } ask by Karunamay Murmu translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

206 views

1 answer

javascript - 我无法获得当前地址(i am unable to get the current address)

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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430 views

1 answer

javascript - 我无法使用Redux Hooks更新Redux的状态(I can't update the state from Redux with Redux Hooks)

So I am trying to learn how to use useDispatch and useSelector, but I don't really know what I am doing wrong. (因此， ... 做错了什么？) ask by Gim-Cojocaru Raul-Cristian translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

1 answer

javascript - 为什么从index.js中的r.GetRecipe（）方法输入的数据不会传递到Recipe.js中的getRecipe（）中？(Why won't data inputted from my r.GetRecipe() method in index.js pass into getRecipe() in Recipe.js?)

I would expect the '54454' number from index.JS to pass into {this.id} in Recipe.js, but it comes back as ... new Recipe; r.getRecipe(54454); ask by Gaston translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

390 views

1 answer

javascript - 为什么带有JSON的Vue for循环不起作用？(Why does not my Vue for-loop with JSON work?)

Cant get the code to show up on the webpage.. I dont understand since I get the title to show via Vue, but not the ... ", } ] console.log(food); ask by MrKnudz translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

365 views

1 answer

javascript - 未捕获的TypeError：无法读取未定义的属性'ModelBufferGeometry'(Uncaught TypeError: Cannot read property 'ModelBufferGeometry' of undefined)

I am new to three.js(10 days) and I'm trying to replicate this codepen project: (我是three.js（10天）的新手，我正在 ... ://codepen.io/MedicM91/pen/LYEPErG) ask by MarioM91 translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

218 views

1 answer

javascript - 使用Reac Redux更新现有数据(Updating existing data with Reac Redux)

I have a problem with POST method in my React Redux project. (我的React Redux项目中的POST方法有问题 ) As there is a lat of code ... for any help! (谢谢你的帮助！) ask by shivetay translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

386 views

1 answer

javascript - 刷新页面后如何保持同一选项卡打开(how to keep the same tab open after refreshing the page)

I'm a beginner in jquery and bootstrap, so forgive my mistakes. (我是jquery和bootstrap的初学者，所以请原谅我的错误 ) I have ... class="form-group"> <label class="label-profile">TWO FACTOR AUTHEN...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

413 views

1 answer

javascript - 使用ajax加载页面将鼠标悬停效果不起作用(mouse over effect is not working using ajax load page)

I'm trying to use ajax load page, but my effect on mouseover thumbnail is not working. (我正在尝试使用Ajax加载 ... .com/mytest1/index.html) ask by Jack Burton translate from so...

asked Feb 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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