Recent questions in Technique[技术]

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javascript - $（document）.ready简写($(document).ready shorthand)

Is the following shorthand for $(document).ready ? (以下是$(document).ready简写吗？) (function($){ //some code })(jQuery); I see ... 乎总是在准备好的事件之前开火 ) ask by Mark Brown translate from so...

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

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javascript - Javascript - 跟踪鼠标位置(Javascript - Track mouse position)

I am hoping to track the position of the mouse cursor, periodically every t mseconds. (我希望每隔t毫秒定期跟踪鼠标光标的位置 ) So ... br> </form> </body> </html> ask by Hari translate from so...

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

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javascript - 如何在另一个JavaScript文件中包含一个JavaScript文件？(How do I include a JavaScript file in another JavaScript file?)

JavaScript中是否有类似于CSS中@import的内容，可让您在另一个JavaScript文件中包含一个JavaScript文件？ ask by Alec Smart 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 - 如何在另一个JavaScript文件中包含一个JavaScript文件？(How do I include a JavaScript file in another JavaScript file?)

JavaScript中是否有类似于CSS中@import的内容，可让您在另一个JavaScript文件中包含一个JavaScript文件？ ask by Alec Smart 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.css（）应用！important？(How to apply !important using .css()?)

I am having trouble applying a style that is !important . (我在应用!important样式时遇到麻烦 ) I've tried: (我试过了：) $("#elem").css(" ... ，所以我不能简单地创建另一个外部风格 ) ask by mkoryak translate from so...

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

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javascript - 如何在另一个JavaScript文件中包含一个JavaScript文件？(How do I include a JavaScript file in another JavaScript file?)

JavaScript中是否有类似于CSS中@import的内容，可让您在另一个JavaScript文件中包含一个JavaScript文件？ ask by Alec Smart translate from so...

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

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302 views

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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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219 views

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javascript - 如何检查对象是否为数组？(How to check if an object is an array?)

I'm trying to write a function that either accepts a list of strings, or a single string. (我正在尝试编写一个接受字符串列表或单个字符串的函数 ) If ... 现在得到了很好的支持，并且可以跨框架使用 ) ask by mpen translate from so...

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

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javascript - 当对猫鼬返回的结果使用lodash时输出不正确(Incorrect output when using lodash on results returned by mongoose)

I have a result set returned from a mongodb query and am using lodash to reformat it. (我有一个从mongodb查询返回的结果集，并且正在使用 ... "$locals": {}, "$init": true } ask by Ayan translate from so...

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

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357 views

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javascript - JavaScript按名称获取元素(JavaScript get element by name)

Consider this function: (考虑以下功能：) function validate() { var acc = document.getElementsByName('acc').value; var pass = ... ，但显示未定义 ) ask by Juliver Galleto translate from so...

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

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510 views

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javascript - 如何使用PWA应用程序的javascript检测设备级别通知的开启或关闭？(How to Detect the device level Notification ON or OFF using javascript for PWA Application?)

(The bounty expires in 7 days) . ( (赏金将在7天后过期) ) Answers to this question are eligible for a +100 reputation bounty. (这个问 ... 图像，如果用户禁用，则无法发送通知 ) ask by Prabhat translate from so...

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

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javascript - 如何动态获取函数参数名称/值？(How to get function parameter names/values dynamically?)

Is there a way to get the function parameter names of a function dynamically? (有没有一种方法可以动态获取函数的函数参数名称？) Let's say my ... 内部将参数名称及其值的列表放入数组中？) ask by vikasde translate from so...

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

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javascript - Ajax自动完成功能以相同的值填充两个输入字段，尽管我已经用不同的逻辑分别实现了这两个功能(Ajax Autocomplete filling up both input fierlds witth same value, although I have implemented both functions separately with different logic)

I have 2 input fields (我有2个输入字段) Student Name Input Field (学生姓名输入栏) Group Name Input Field (组名输入字段) I have ... ></div> ask by Rishav Mandl translate from so...

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

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javascript - 我们可以在另一个JS文件中调用用一个JavaScript编写的函数吗？(Can we call the function written in one JavaScript in another JS file?)

Can we call the function written in one JS file in another JS file? (我们可以在另一个JS文件中调用写在一个JS文件中的函数吗？) Can anyone help ... 以帮我如何从另一个JS文件调用该函数？) ask by Hemant Kumar translate from so...

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

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javascript - 使用JavaScript检测浏览器中Android手机的旋转(Detect rotation of Android phone in the browser with JavaScript)

I know that in Safari on an iPhone you can detect the screen's orientation and change of orientation by listening for the ... 否可以为Android手机完成 ) ask by philnash translate from so...

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

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501 views

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javascript - 如何捕获浏览器窗口关闭事件？(How to capture the browser window close event?)

I want to capture the browser window/tab close event. (我想捕获浏览器窗口/选项卡关闭事件 ) I have tried the following with jQuery: (我已经尝试使用 ... 要一个仅在用户关闭窗口时才触发的事件 ) ask by khelll translate from so...

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

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javascript - window.onload与$（document）.ready（）(window.onload vs $(document).ready())

JavaScript的window.onload和jQuery的$(document).ready()方法有什么区别？ ask by Vaibhav Jain translate from so...

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

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javascript - 如何检测文本框的内容已更改(How to detect a textbox's content has changed)

I want to detect whenever a textbox's content has changed. (我想检测何时文本框的内容已更改 ) I can use the keyup method, but ... kinda cumbersome. (两者看起来都很麻烦 ) ask by olamundo translate from so...

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

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javascript - 解释递归函数中变量的作用域(Explaining the scoping of variables in recursive functions)

I am trying to explain to a student I am helping out at school with an ICT exam question on Javascript how the function ... } console.log(mystery(4)); ask by jon translate from so...

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

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278 views

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javascript - 在白色上将RGB转换为RGBA(Convert RGB to RGBA over white)

I have a hex color, eg #F4F8FB (or rgb(244, 248, 251) ) that I want converted into an as-transparent-as-possible rgba color ( ... 85, 0, 0.6)' } ask by Mark Kahn translate from so...

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

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javascript - JavaScript惯用语的基础是什么：var self = this？(What underlies this JavaScript idiom: var self = this?)

I saw the following in the source for WebKit HTML 5 SQL Storage Notes Demo : (我在WebKit HTML 5 SQL Storage Notes Demo的源代码中看 ... 否会开始到处看到它？) ask by Thomas L Holaday translate from so...

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

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446 views

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javascript - 如何将JavaScript日期转换为UTC？(How do you convert a JavaScript date to UTC?)

Suppose a user of your website enters a date range. (假设您网站的用户输入了日期范围 ) 2009-1-1 to 2009-1-3 You need to send this date ... 化日期范围转换为服务器可以理解的范围？) ask by dthrasher translate from so...

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

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332 views

1 answer

javascript - 无法遍历ElementArrayFinder(Unable to iterate over an ElementArrayFinder)

I'm a beginner writing e2e Javascript tests using Protractor. (我是使用Protractor编写e2e Javascript测试的初学者 ) I have been trying to ... 出我在哪里出问题了吗？) ask by Jonesh Sharma translate from so...

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

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javascript - 我应该只使用IndexedDB还是同时使用IndexedDB和chrome.storage？(Should I use only IndexedDB or both IndexedDB and chrome.storage?)

I'm a bit confused here. (我在这里有点困惑 ) I'm making a chrome extension where users can store data (like images and ... 存储大文件) Thank you (谢谢) ask by SnekNOTSnake translate from so...

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

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441 views

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javascript - 如何将数据从laravel控制器发送到vuejs(How to send data from laravel controller to vuejs)

How do I send data from Laravel Controller to vue? (如何将数据从Laravel Controller发送到vue？) I have it set up how I thought it might ... 测试该数组，但是它只是空白 ) ask by Matt B translate from so...

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

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248 views

1 answer

javascript - node.js收到“ ERR_HTTP_HEADERS_SENT”错误(node.js getting 'ERR_HTTP_HEADERS_SENT' error)

this is my ejs code in node.js, and currently i keep getting this error (这是我在node.js中的ejs代码，目前我一直在收到 ... assertRedirection(url, paramMap); %> ask by Hyun Jong Kim translate from so...

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

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266 views

1 answer

javascript - 如何使console.log（sum（1））// 1和console.log（sum（1,2）（3））// 6工作？(How can I make console.log(sum(1)) // 1 and console.log(sum(1,2)(3)) //6 work?)

sum如何制作console.log（sum（1））// 1和console.log（sum（1,2））// 3和console.log（sum（1,2）（3））// 6工作？ ask by 道小铿 translate from so...

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

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