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708 views

1 answer

javascript - 如何更改函数内部的全局变量的值(How do I change the value of a global variable inside of a function)

I am using JavaScript and I create a global variable. (我正在使用JavaScript，我创建了一个全局变量 ) I define it outside of a function and ... 另一个函数使用它，我该怎么做？) ask by NullPoiиteя translate from so...

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

0 votes

256 views

1 answer

javascript - 两类关注点分离(separation of concerns on two class)

Hello I am in doubt to apply the separation of concerns concept in two classes (您好，我不确定将关注点分离概念应用于两个类别) I basically have my ... 以创建一个匹配函数来创建一个匹配吗？) ask by gabriel translate from so...

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

0 votes

239 views

1 answer

javascript - 如何跳过.map（）中的元素？(How to skip over an element in .map()?)

How can I skip an array element in .map ? (如何跳过.map的数组元素？) My code: (我的代码：) var sources = images.map(function ( ... ) ["img.png", null, "img.png"] ask by Ismail translate from so...

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

0 votes

522 views

1 answer

javascript - 使用socket.io和node.js将消息发送到特定客户端(Send message to specific client with socket.io and node.js)

I'm working with socket.io and node.js and until now it seems pretty good, but I don't know how to send a message from ... ideas? (有任何想法吗？) ask by Rodolfo Palma translate from so...

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

0 votes

241 views

1 answer

javascript - JavaScript-如何获取当前用户的名称(JavaScript - How to get the name of the current user)

I was wondering how I would get the name of the current user in JavaScript as part of an HTML document. (我想知道如何将 ... (在JavaScript中有什么替代方法？) ask by Confiqure translate from so...

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

0 votes

259 views

1 answer

javascript - 功能之前，感叹号有什么作用？(What does the exclamation mark do before the function?)

!function () {}(); ask by Sebastian Otto translate from so...

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

0 votes

111 views

1 answer

javascript - removeAttribute（）不支持DOM(removeAttribute() doesn't work DOM)

Why doesn't removeAttribute() remove anything in the following code: (为什么removeAttribute()删除以下代码中的任何内容：) <!doctype ... /script> </body> </html> ask by AlaskaKid translate from so...

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

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590 views

1 answer

javascript - 为什么会出现错误：TypeError：无法读取未定义的属性“ map”？(Why am I getting an error : TypeError: Cannot read property 'map' of undefined?)

Getting an error: TypeError: Cannot read property 'map' of undefined. (收到错误：TypeError：无法读取未定义的属性 ... (mapStateToProps, mapDispatchToProps)(Menu); ask by Marcus translate from so...

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

0 votes

391 views

1 answer

javascript - AngularJS重定向控制器和历史记录返回问题(AngularJS redirect controller and history back issue)

I need help with external redirecting in AngularJS. (我需要有关AngularJS外部重定向的帮助 ) This is my route: (这是我的路线：) ... (谁能帮我解决这个问题？) ask by Dmytro Pavliuchenko translate from so...

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

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411 views

1 answer

javascript - x = x ||的构造是什么你的意思是？(What does the construct x = x || y mean?)

I am debugging some JavaScript, and can't explain what this || (我正在调试一些JavaScript，无法解释||) does? (有吗) function (title, ... . (我有时也看到它没有var声明 ) ask by opHASnoNAME translate from so...

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

0 votes

131 views

1 answer

javascript - JavaScript“ new Array（n）”和“ Array.prototype.map”怪异(JavaScript “new Array(n)” and “Array.prototype.map” weirdness)

I've observed this in Firefox-3.5.7/Firebug-1.5.3 and Firefox-3.6.16/Firebug-1.6.2 (我已经在Firefox-3.5.7 / Firebug-1.5. ... ，还是我误会了如何使用new Array(3) ？) ask by rampion translate from so...

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

0 votes

184 views

1 answer

c# - asp.net：无效的回发或回调参数(asp.net: Invalid postback or callback argument)

I am getting this error: (我收到此错误：) Server Error in '/' Application. Invalid postback or callback argument. Event validation is ... press the submit button. (按下提交按钮后，我收到此错误 )...

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

0 votes

275 views

1 answer

javascript - 无法设置未定义的属性“运行”(Cannot set property 'running' of undefined)

I am using Nuxt.js and I have this problem, with reading the running property of my client object. (我正在使用Nuxt.js，但在读取客户端对 ... 错误信息：) Full: (充分：) ask by Alex Denor translate from so...

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

0 votes

317 views

1 answer

javascript - 如何在Reactjs中设置路由器链接(How to setup Router link in Reactjs)

I am newbie to react i basically have two questions. (我是新手，我基本上有两个问题 ) I am embedding a template into ReactJs . ... Slider和 Section) Thanks (谢谢) ask by Qasim Ali translate from so...

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

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403 views

1 answer

javascript - 我可以使用jQuery找到绑定在元素上的事件吗？(Can I find events bound on an element with jQuery?)

I bind two event handlers on this link: (我在此链接上绑定了两个事件处理程序：) <a href='#' id='elm'>Show Alert</a> JavaScript: ( ... 件的列表，在本例中是id="elm"元素？) ask by Praveen Prasad translate from so...

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

0 votes

213 views

1 answer

javascript - 将对象从数组A移到数组B。Ramda.js(Move object from array A to array B. Ramda.js)

It's pretty simple to move item in array via move , but unfortunately it's not suitable in my case as usual. (通过move在数组中移动项目 ... ? (有谁知道如何解决这个问题？) ask by Arthur translate from so...

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

0 votes

410 views

1 answer

javascript - 如何在Angular.js中配置不同的环境？(How do I configure different environments in Angular.js?)

How do you manage configuration variables/constants for different environments? (如何管理不同环境的配置变量/常量？) This could be an ... 如何在JavaScript中管理这种事情？) ask by rbarilani translate from so...

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

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532 views

1 answer

javascript - 定义指令时“控制器”，“链接”和“编译”函数之间的区别(Difference between the 'controller', 'link' and 'compile' functions when defining a directive)

Some places seem to use the controller function for directive logic and others use link. (有些地方似乎将控制器功能用于指令逻辑，而其他地方则 ... the two? (两者有什么区别？) ask by user1558259 translate from so...

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

0 votes

489 views

0 answers

javascript - Discord JS：如何删除漫游器在DM中发送的所有消息？(Discord JS: How do I delete all messages the bot has sent in DM's?)

I'm trying to make my bot delete all DM's from a user ID. (我试图让我的机器人从用户ID中删除所有DM ) How ... TypeError: Cannot read property 'fetchMessages' of null ask by Surve translate from so...

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

0 votes

595 views

1 answer

javascript - 如何使用NodeJS将UTC日期格式化为“YYYY-MM-DD hh：mm：ss”字符串？(How to format a UTC date as a `YYYY-MM-DD hh:mm:ss` string using NodeJS?)

Using NodeJS, I want to format a Date into the following string format: (使用NodeJS，我想将Date格式化为以下字符串格式：) var ts_hms = new ... do I do that? (我怎么做？) ask by Tampa translate from so...

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

0 votes

365 views

1 answer

javascript - 将表单数据传递到另一个HTML页面(passing form data to another HTML page)

I have two HTML pages: form.html and display.html. (我有两个HTML页面：form.html和display.html ) In form.html, there is ... 函数显示（）获取serialNumber从第一HTML？) ask by tonga translate from so...

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

0 votes

398 views

1 answer

javascript - 使用Javascript / jQuery从HTML元素获取所有属性(Get all Attributes from a HTML element with Javascript/jQuery)

I want to put all attributes in a Html element into an array: like i have a jQuery Object, whichs html looks like this: ... 或类似的东西来访问元素 ) ask by k0ni translate from so...

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

0 votes

444 views

1 answer

javascript - JavaScript：将参数传递给回调函数(JavaScript: Passing parameters to a callback function)

I'm trying to pass some parameter to a function used as callback, how can I do that? (我正在尝试将一些参数传递给用作回 ... (tryMe, "hello", "goodbye"); ask by vitto translate from so...

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

0 votes

448 views

1 answer

javascript - 在调试时或从JavaScript代码中如何在DOM节点上查找事件侦听器？(How to find event listeners on a DOM node when debugging or from the JavaScript code?)

I have a page where some event listeners are attached to input boxes and select boxes. (我有一个页面，其中一些事件侦听器附加到输入框和 ... . (作为元素属性element.onclick ) ask by Navneet translate from so...

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

0 votes

291 views

1 answer

javascript - 如何转到页面上的特定元素？ [重复](How to go to a specific element on page? [duplicate])

This question already has an answer here: (这个问题在这里已有答案：) How can I scroll to a specific location on the page using ... here to go to element 2</span> ask by Cuga translate from so...

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

0 votes

415 views

1 answer

javascript - 典型的AngularJS工作流程和项目结构（使用Python Flask）(Typical AngularJS workflow and project structure (with Python Flask))

I am pretty new to this whole MV* client-side framework frenzy. (我对这整个MV *客户端框架狂热都很陌生 ) It doesn't have to be ... 端框架对我来说是一个未知的领域 ) ask by Sahat Yalkabov translate from so...

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

0 votes

354 views

1 answer

javascript - 捕获所有JavaScript错误并将其发送到服务器(Catch all JavaScript errors and send them to server)

I wondered if anyone had experience in handling JavaScript errors globally and send them from the client browser to a server. ... 于服务器端 ) ask by Olivier Girardot translate from so...

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

0 votes

353 views

1 answer

javascript - 努力定位使用jQuery创建的div元素(Struggling with positioning a div element created with jQuery)

I have two different textareas with two different maxlenghts. (我有两个不同的文本区域，其中有两个不同的最大像素长度 ) The character ... : //codepen.io/fergos2/pen/bGGrqbr) ask by Fergo translate from so...

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

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