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//原始数据 let times = [ { date: '2020/10/29', type: '1' }, { date: '2020/10/30', type: '2' }, { date: '2020/11/1', type: '3' ... type: '2' } ], [ { date: '2020/11/1', type: '3' } ] ]...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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920 views

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What is the difference between error and fault in Spring-WS SOAP calls?

I am trying to make a SOAP call through a Spring Boot application. The call is returned with statuscode 400 ... Central. Base url: https://api.businesscentral.dynamics.com...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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video streaming - Is it possible to set up ffmpeg as a repeater?

I am using this PyLivestream library to stream files to youtube. the problem is that once it finishes each video ... I can still use PyLivestream to stream the individual files....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.5k views

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swift - SwiftUI: how to pass an array to a View to be used in ForEach

I would like to pass an array of elements to a View and show the elements with a ForEach. When I pass an array of a ... } } } } Is there a way to achieve the desired result?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.8k views

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How can I setup Xstate to use Redux Dev Tool in angular

I am using xstate for state management in a angular project. I did the this.service = interpret(machine, { ... any additional setup required other than adding the redux extension....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.9k views

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firebase - angular.js firestore returns null when using query

I am trying to query against a firestore database, however, when I use a query it will return null. What I would like ... know that I am missing something, but I am not sure what....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.7k views

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javascript - Querying same document in parallel in the same API in mongoDB

I have a an API written in typescript and I try to run parallel queries for same document by using ... 3721.214ms single-KS1226Y6DNDT05G7FJ4J: 3799.050ms parallel: 3800.586ms...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.7k views

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javascript - Select drop-down menu items do not appear when I click the drop-down

I have an existing JS project in which I have added a select drop down menu which I am trying to populate with ... me in the right direction. Any help is massively appreciated!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.0k views

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takesscreenshot - Cucumber: scenario outline need to take screenshot on failed step

I would like to take screenshot for failed step of each example input when I am using Scenario Outline. Example: ... screenshots to attach in report. could you pls help here....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.5k views

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网页中的所有链接全部被加上了 ""这个符号导致静态资源无法获取到

求解，不知道怎么回事本地就是一切正常的...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.7k views

1 answer

如何通过 js 下载大文件并且重命名？

项目种需要提供下载功能，通常的做法就是创建 a 标签，然后给一个下载地址就可以了；但是现在需求改了，要求能够重命名文件名称--上传后文件名被改为guid.txt格式，试过方法如下： 1 通过设置a标签的download属性，兼容性 ... 2 通过下载blob类型的方式，参考：demo，但是面对下文件体验很不好，点击下载后会半天半天没反应；改如何解决呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.3k views

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android - How to make a child view not clickable inside a clickable container

I have a layout container like described below: <ConstraintLayout android:id="@+id/container" ...> <child1/> <child2 ... be clickable but the child2 shouldn't. Thank you in advance...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.8k views

1 answer

android studio - Looking up a deactivated widget's ancestor is unsafe) flutter

this is my splash screen and I provide the future method to navigate automatically to another screen, class SplashScreen ... !!!!!! here Test breaks when using Future.delayed...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.3k views

1 answer

如何让背景色，铺满整个屏幕，并且高度随内容自适应

如何让背景色，铺满整个屏幕，并且高度随内容自适应...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.3k views

1 answer

Elastic search搜索

现在有两张表，一个是商家表，一个是商品表。想用Elastic search做全文搜索，根据商家名称和商品名称匹配数据，并根据距离最近排序，最终实现如下效果图。想问一下索引怎么建立呢？是建立一个索引，还是两个？es怎么存这个数据，用父子的形式查询？还是？用Java客户端操作es有没有比较好用的推荐一下。谢谢！...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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4.0k views

1 answer

python - Numpy matrix multiplication gives slightly different result in multiprocessing pool

I want to compute the numerical gradient of a function in parallel. However, I realized that evaluating my function in a ... ] language = c define_macros = [('HAVE_CBLAS', None)]...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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4.0k views

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quill 实现代码高亮

代码 let start = `((\\)(?:usepackage|documentclass))(?:(\[)([^\]]*)(\]))?(\{)`; let end = `\}`; let reg = new RegExp(`${start}`, 'gi') ... 文字加粗但是如果我想实现高亮，我必须知道，这个关键词的起点，才行有什么思路吗？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.8k views

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Anaconda的sypder，使用一天发现上传了400mb数据，是在上传什么？

如果用360禁止它的所有python进程访问网络，spyder1分钟后会直接卡死，就像强制你保持连接上传数据一样，还是说spyder不能脱机使用吗？请问spyder在上传什么？有没有办法关闭？是否有安全性问题？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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4.4k views

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JavaScript forEach() 方法

上面这样可以正确输出为啥第二种写法就报错了呢？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.9k views

1 answer

这种带图片的分页展示有什么框架组件可以使用吗

...

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

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4.5k views

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javascript - Pass data through promise .then notation using axios

I need to make three web service calls. The second two calls depend on the results of the first. Then I want to ... the chain so that I can resolve with all three data sets....

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

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4.3k views

1 answer

kubernetes - Kubectl -f Abbreviation

I am new to Kubectl commands, I met kubectl -f -lapp=nginx As from documentation, and the command --help -f, -- ... this case, it means --follow=true, is my understanding correct ?...

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

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3.9k views

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skew可以用scale + rotate3d 表示出来吗

通过skew动画，给人给感觉像是通过缩放和 3d方向的旋转模拟出来的？但是没有看到过类似的证明，请问我的猜想是否正确呢...

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

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4.2k views

1 answer

将数组转换成带排序的二维数组?

比如一个普通数组： [1,3,5,2,7,8,9,0] 我想转换成 [ [0,0,1],[0,1,3],[0,2,5], [1,0,2],[1,1,7],[1,2,8], [2,0,9],[2,1,0] ]...

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

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4.2k views

1 answer

最少知识原则和单一职责原则是否相互矛盾？

最近在读《JavaScript设计模式与开发实践》，其中提到“单一职责原则”是将一个对象拆分成多个对象，再将它们相关关联。“最少知识原则”是一个对象尽可能少地与其他对象发生相互作用。请问下这样两种不就相互矛盾了吗？还是哪里没理解对？...

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

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4.7k views

1 answer

reactjs - React state not updating inside setInterval

I'm trying to learn React with some simple projects and can't seem to get my head around the following code, so would appreciate ... < 0 ) { clearInterval(interval); } }, 1000) };...

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

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3.6k views

1 answer

js继承语法

大佬说下，为什么后面会跟着undefined？...

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

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3.1k views

1 answer

js计算磁盘已用空间和剩余空间出现误差问题

如图直接计算已用空间剩余空间可能出现图片中的数据总和不匹配的问题，考虑了以下方案，感觉还是有机率出现这种问题方案1 放弃已用空间的精度，从丢失精度的GB转回kb，再用总空间减去丢失精度的已用空间，得出剩余空间，剩余空间 ... 进制为1024，最后可能会再次丢失剩余空间的精度，仍有一定机率出现相加与总和不一致问题注：可能出现其他单位，TB/MB/KB...

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

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