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r - plotting 2 regression lines on time series data before and after a time period

I have some time series data which looks like: date totalDaily after_15Oct <dttm> <dbl> <dbl> 1 2020-09-01 00:00:00 14298554. 0 ... -65L), class = c("tbl_df", "tbl", "data.frame"))...

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

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js 新增下标递增,删除某个下标,在新增的时候回收删除的下标

比如说新增折线图,在新增折线图1 ,在新增折线图2, 在新增折线图3 然后删除折线图2 在新增的话是折线图2 ,在新增折线图4 请问下这个是如何实现的...

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

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c# - Is it possible to distinguish between local input and remote input

i want to distinguish between local inputs and remote inputs, just like the questions says. I read about a windows flag called ... That's why i wanna "filter" out the local inputs....

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

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GNU Parallel as job queue -- last commands not executed

Trying to follow GNU Parallel as job queue with named pipes with GNU parallel 20201222, I run into issues of parallel ... gnu parallel to flush its input queue on every line?...

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

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javascript - Adjust height of React Cards without including collapse

Im creating a web interface which is listing various processes and services. These are all listed in React cards which ... know how to go around this problem? Thanks in advance!...

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

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sharedpreferences - Flutter: What's a good practice for default values (concerning shared_preferences)

I have no problem with my code, it works flawlessly, so if you don't want to waste your time, don't read. ... , and all subsequent calls will retrieve that value from shared prefs....

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

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Numpy reshape "2D many columns" to "3D of 2D single columns"

Some sklearn encoders don't accept many-columned 2D arrays. Make example data lzt_int = [1, 2, 3, 4, 5, 6] d1_int = np ... , make it a 2D array, before adding it to a 3D array....

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

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Laravel 请求接口调用2次

在做文章点击次数时，输出接口给前端，前端调用一次，但是接口却执行两次？？为什么呢？ Laravel 6.0版本...

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

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How to create a Java 2D array with 1s and 0s?

The printed result should be like this (I don't know how to format it, but imagine a 9x9 2d array where the 1's create ... ][column]= 0; How would I create a while loop for this?...

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

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listing linkedin company posts via linkedin api v2

I'm trying to retrieve a company posts list but I need to connect V2 API with Marketing developper program if I'm not mistaken. ... , I can't use the api. What am I doing wrong ?...

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

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android - How can I call Toast in Dialog? - kotlin

When I write a code in dialog : Toast.makeText(this,"This is a toast", Toast.LENGTH_LONG).show() It ... ) return@setOnClickListener dlg_write.dismiss() } dlg_write.show() } }...

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

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el-upload from表单中多张图片怎么进行必填验证

el-upload from表单中多张图片怎么进行必填验证，增加验证后正常生效我增加校验后，我上传了图片依然判断为空，无法提交表单 <div class="cq_center"> <el-form-item ... } ], adAvatar: [ { required: true, message: ' ', trigger: 'blur' } ],...

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

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美团前端二面，读代码题求解

var a = 0; if (true) { a = 1; function a() {} a = 21; console.log(a); } console.log(a); 求两次 console 出来的值。答案是21 1。本菜鸡想了很久也没想明白第二个为啥是1。。求大佬解惑 ?...

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

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如何模拟点击svg中path标签

本人最近正在用node/puppeteer开发自动化程序(类似爬虫)，页面上有svg的柱状图表，我想取的数据是在点击bar之后才发送请求，请问如何模拟点击svg中path？我有这么试过但还是不执行 svg的标签大概是这样的还有一个object标签，检查元素时会覆盖svg...

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

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1 answer

js 读取不到剪切板信息。

再文件里面复制一个图片然后再粘贴到页面中的富文本编辑器里。这个时候右键粘贴不可以。如果是文字的话，没问题。截屏的图片也行。就是不能从文件夹里面复制的读取不到。这个是什么原因，那个规范或者协议限制的吗？...

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

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如何让setTimeout顺次执行？

for(let i = 4; i > 0; i--){ setTimeOut(console.log(i)) setTimeOut(console.log("here"+i), 6000) } setTimeout(console.log("最后执行")，1000) 怎么让最 ... 的方式；如果不能实现，也麻烦告知下原因，感激不尽！也欢迎大家讨论，指正！...

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

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rabbitmq php basic_consume 怎么在没有消息接收的时候退出脚本

require_once __DIR__ . '/vendor/autoload.php'; use PhpAmqpLibConnectionAMQPStreamConnection; $connection = new AMQPStreamConnection('localhost', 5672, ' ... ，怎么会php脚本一直卡住，不会停止退出呢...

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

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filebeat7.9 配置输出到redis问题

最近在windows server上配置filebeat7.9 输出日志到redis，遇到了一些问题，filebeat好像能扫描到文件，但是不能输出到redis，求助是不是配置有问题，filebeat日志中看到这么一条：" ... events":{"active":0}}},"registrar":{"states":{"current":180}}}}}...

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

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android-带有arr（xxx.aar）文件的module，引入到主module作为lib后，报错

RT 说是这个aar文件找不到...

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

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node.js - Fetched sorted API data(NodeJs &Mongoose) not getting displayed in sorted order when try display in Angular UI

I have tried to get sorted in backend & tested via postman and I am getting sorted order. const locationInfo = await ... b.sectionName}); If any help would be appreciated. Thanks!...

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

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How to replace literal strings in Powershell?

I have this line of code that I can't seem to backslash correctly: (Get-Content prefs.js) | %{$_ -replace "Mozilla/5.0 ... Chrome/29.0.1547.2 Safari/537.36"} | Set-Content prefs.js...

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

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bootstrap的nav导航for 循环生成添加的点击收起事件不管用

项目是适配pc和移动端的，点击展开导航栏，选择某一分类，导航栏应该是收起当我的导航栏是写死的是时候是可以收起的，但是如果用for循环生成的话就不能这个导航分类我们是后台做的动 ... navbar-toggle"); $(".navbar-nav li a").on("click",function () { navBlock.click(); });...

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

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关于 vue $refs 获取组件 this 指向的疑问

在使用 vue-seamless-scroll 组件的时候发现父级页面使用 <vue-seamless-scroll ref="seamlessScroll"><vue-seamless-scroll> 获取的 this.$refs.seamlessScroll 和在源码 ... 理解错两个定义了吗不应该是指向同一个组件吗,懵了求大佬~~...

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

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有人知道一个Java后端技术/框架，用于提供自定义字段接口

之前无意中看过一个Java后端技术/框架，是在接口中根据前端自定义需要的字段返回内容就是可以前端调用的时候要用什么字段/结构，就放到请求参数中就可以自动返回了举个不恰当的例子：后端一个接口：获取当前用户信息 ... 实现也不复杂，主要是想再找到了解一下这种技术/框架，印象中是 JAVA 的，不知道有没有记错，或者有其他语言的 ...

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

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ruby on rails - Simple Form For that adapts based on checkbox input

I am working on a personal project where I want users to be able to create profiles (I am using Devise to handle users ... to learning something new :) Thanks a lot for your help!...

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

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分步步骤，怎么修改点击下一步圆圈2高亮，圆圈1变成打钩的样式？

HTML代码： <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>jquery简单步骤</title> <link rel="stylesheet" type ... 是高亮显示，怎么改成点击下一步，圆圈2高亮，圆圈1变成打钩状态？...

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

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154 views

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Sorting in Elasticsearch make consistency problem

I'm sending my data to elasticsearch with index_number of documents. Its unique identifier. When i try to sort it with this, ... } } } How can i solve it? Thanks for answering....

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

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244 views

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flutter - Should you await Navigator calls in buttons

Considering that Navigator.of(context).push() returns a Future<void>, is it a good idea to be awaiting them inside of buttons? IconButton ... ) { isLoading = false; }); } }, ); } }...

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

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