OStack Q&A-Knowledge Sharing Community

0 votes

401 views

1 answer

javascript - 查找项目是否在JavaScript数组中的最佳方法？ [重复](Best way to find if an item is in a JavaScript array? [duplicate])

This question already has an answer here: (这个问题已经在这里有了答案：) How do I check if an array includes an object in JavaScript ... 2,3,4], 6); // undefined ask by zimbatm translate from so...

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

0 votes

617 views

1 answer

javascript - 如何根据特定标准在angularjs中使用正则表达式添加密码验证？(How to add password validation using regular expression in angularjs according to certain criterion?)

I want to validate password entered by user for following criteria : (我想验证用户为以下条件输入的密码：) Password should be at least 8 ... please help me. (有人请帮助我 ) ask by PHPFan translate from so...

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

0 votes

614 views

1 answer

javascript - 缩放图像时是否可以禁用滑动功能？(Is it possible to disable the swipe functionality when the image is zoomed?)

I am using angular2-useful-swiper wrapper for iDangerous Swiper for a project and I need to disable the swiping functionality when the ... 问题来了：可能吗？) ask by Ferie translate from so...

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

0 votes

369 views

1 answer

javascript - chrome.tabs返回内容脚本中未定义的(chrome.tabs returns undefined in content script)

chrome.tabs returns undefined despite the fact I set tabs in the permissions block. (尽管我在权限块中设置了选项卡，但chrome.tabs返回 ... 下返回未定义 ) chrome.tabs ask by Guy Korland translate from so...

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

0 votes

299 views

1 answer

javascript - Angular 6-路由器出口-使用CSS加载外部HTML(Angular 6 - router-outlet - Loading external HTML with CSS)

I am trying to develop json based dynamic template using Angular 6. (我正在尝试使用Angular 6开发基于json的动态模板 ) There are some ... 试了解Angular 6是否有更好的方法 ) ask by user1578872 translate from so...

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

0 votes

258 views

1 answer

javascript - AngularJS将数据传递到$ http.get请求(AngularJS passing data to $http.get request)

I have a function which does a http POST request. (我有一个执行http POST请求的函数 ) The code is specified below. (该代码在下 ... url, config) (获取（URL，配置）) ask by Sabarish Sankar translate from so...

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

0 votes

470 views

1 answer

javascript - 是否有可能在MySQL下将数据库导出行到Web可以访问的托管文件夹中？(Is it possible to have a database under MySQL export rows into managed folders accessible to the web?)

Is it possible to have a database under MySQL export rows into managed folders accessible to the web with the contents of each ... 一切可能给我病！) ask by Lemon Meme translate from so...

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

0 votes

285 views

1 answer

javascript - Javascript减少了对象数组(Javascript reduce on array of objects)

Say I want to sum ax for each element in arr . (说我要总结ax在每个元素arr ) arr = [{x:1},{x:2},{x:4}] arr.reduce( ... the first example? (我在第一个例子中做错了什么？) ask by YXD translate from so...

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

0 votes

178 views

1 answer

javascript - 使用jQuery获取类名(Get class name using jQuery)

I want to get the class name using jQuery (我想使用jQuery获取类名) And if it has an id (如果它有id) <div class="myclass"></div> ask by X10nD translate from so...

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

0 votes

431 views

1 answer

javascript - Lodash _.pluck怎么了？(What happened to Lodash _.pluck?)

I once used Lodash _.pluck ...I loved pluck... (我曾经使用过Lodash _.pluck ...我喜欢采摘...) Realizing Lodash no longer supports pluck ... (有人可以提醒我，我应该使用什么？) ask by sfletche translate from so...

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

0 votes

195 views

1 answer

javascript - 从JavaScript代码调用Python函数(Call Python function from JavaScript code)

I'd like to call a Python function from JavaScript code, because there isn't an alternative in JavaScript for ... converted to JavaScript array) ask by xralf translate from so...

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

0 votes

589 views

1 answer

javascript - 检查jquery映射对象是否为null？适用于IE和Chrome浏览器(Check jquery map object null or not ? for both IE and Chrome browser)

如何在chrome和IE浏览器中检查javascript映射对象是否为null或为空？ ask by Vicky Singh Gill translate from so...

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

0 votes

301 views

1 answer

javascript - 从同一个onclick调用两个函数[重复](Call two functions from same onclick [duplicate])

This question already has an answer here: (这个问题在这里已有答案：) How to call multiple JavaScript functions in onclick event? (如 ... 和cls（） ) Thanks! (谢谢！) ask by user182 translate from so...

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

0 votes

367 views

1 answer

javascript - Lodash对象数组的并集(Lodash union of arrays of objects)

I'd like to use the _.union function to create a union of two arrays of objects. (我想使用_.union函数创建两个对象数组的并集 ) Union ... 能性方法可以使用lodash理想地实现这一目标？) ask by Janos translate from so...

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

0 votes

505 views

1 answer

javascript - 我如何在Node.js（Javascript）中等待，我需要暂停一段时间(How Can I Wait In Node.js (Javascript), l need to pause for a period of time)

I'm developing a console like script for personal needs. (我正在为个人需求开发类似脚本的控制台 ) I need to be able to pause for a ... 我如何才能实现这种长时间的暂停？) ask by Christopher Allen translate from so...

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

0 votes

473 views

1 answer

javascript - HTML文本输入仅允许数字输入(HTML text input allow only numeric input)

有没有一种快速的方法来将HTML文本输入（ <input type=text /> ）设置为仅允许数字键击（加'。'）？ ask by community wiki translate from so...

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

0 votes

524 views

1 answer

javascript - 有人可以用Javascript解释美元符号吗？(Can someone explain the dollar sign in Javascript?)

The code in question is here: (有问题的代码在这里：) var $item = $(this).parent().parent().find('input'); What is the purpose of ... 号的目的是什么，为什么不排除呢？) ask by Keith Donegan translate from so...

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

0 votes

608 views

1 answer

javascript - 如何在没有要映射的对象数组的情况下循环和渲染React.js中的元素？(How to loop and render elements in React.js without an array of objects to map?)

I'm trying to convert a jQuery component to React.js and one of the things I'm having difficulty with is rendering n number ... ? (我错过了什么？) ask by Jonathan Miles translate from so...

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

0 votes

476 views

1 answer

javascript - 如何从具有最大值的嵌套JSON数组对象获取元素(How to get element from nested JSON Array object with max value)

I want Category 1 max value 157. I can achieve this by using for or forEach though. (我希望类别1的最大值为157 我可以通过使用for或 ... ": 45 } ] }, ] }; ask by Jitendra sharma translate from so...

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

0 votes

149 views

1 answer

javascript - .prop（）与.attr（）(.prop() vs .attr())

So jQuery 1.6 has the new function prop() . (因此， jQuery 1.6具有新的功能prop() ) $(selector).click(function(){ //instead of: ... the future? (将来如何影响我的编码？) ask by Neal translate from so...

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

0 votes

548 views

1 answer

javascript - NodeJS计划支持导入/导出es6（es2015）模块(NodeJS plans to support import/export es6 (es2015) modules)

I've been looking all over the internet without a clear answer for this. (我一直在互联网上寻找有关此问题的明确答案 ) Currently NodeJS uses ... 的将来NodeJS是否将立即支持这些模块？) ask by Zorgatone translate from so...

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

0 votes

413 views

0 answers

javascript - 如何使用jQuery删除“disabled”属性？(How to remove “disabled” attribute using jQuery?)

I have to disable inputs at first and then on click of a link to enable them. (我必须首先禁用输入，然后单击链接以启用它们 ) ... '.inputDisabled').attr('disabled')); }); ask by fatiDev translate from so...

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

0 votes

327 views

1 answer

javascript - JavaScript是否具有类似“ range（）”的方法来在提供的范围内生成范围？(Does JavaScript have a method like “range()” to generate a range within the supplied bounds?)

In PHP, you can do... (在PHP中，您可以...) range(1, 3); // Array(1, 2, 3) range("A", "C"); // Array("A", "B", ... , how would I implement it? (如果没有，我将如何实施？) ask by alex translate from so...

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

0 votes

312 views

1 answer

javascript - 如何将json POST数据作为对象传递给Web API方法？(How to pass json POST data to Web API method as an object?)

ASP.NET MVC4 Web API application defines post method to save customer. (ASP.NET MVC4 Web API应用程序定义了保存客户的post方法 ... :"sdfsd","company_name":"ssssd"} ask by Andrus translate from so...

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

0 votes

617 views

1 answer

javascript - 将道具传递给React.js中的父组件(Pass props to parent component in React.js)

Is there not a simple way to pass a child's props to its parent using events, in React.js? (在React.js中，是否有一种简单的方法 ... the answer. (我已经改变了答案 ) ask by KendallB translate from so...

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

0 votes

477 views

1 answer

javascript - 将命令行参数发送到npm脚本(Sending command line arguments to npm script)

The scripts portion of my package.json currently looks like this: (我的package.json的scripts部分当前如下所示：) "scripts": { " ... this possible? (这可能吗？) ask by arnemart translate from so...

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

0 votes

321 views

1 answer

javascript - Lambda将SQL传递到RDS数据API时出错(Error in Lambda Passing SQL to RDS Data API)

In following a tutorial, I am trying to set up an AWS Lambda function that will pass a SQL query to an AWS RDS Aurora Serverless ... ，和/或上述错误是什么意思？) ask by OJT translate from so...

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

0 votes

263 views

1 answer

javascript - event.stopPropagation和event.preventDefault有什么区别？(What's the difference between event.stopPropagation and event.preventDefault?)

They seem to be doing the same thing... Is one modern and one old? (他们似乎在做同样的事情是现代的还是老的？) Or are they supported by ... ) (（我知道，很多问题，但都是相同的=）) ask by Rudie translate from so...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags