Recent questions in Technique[技术]

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下边这种写法如果写到样式的属性或者值上可以生效，但是写到类名上就报错，scss中的类名怎么使用vue变量呢？ // HTML代码 <div class="common-ul-li3 ub-f5 ub"> < ... : var(--num); &:nth-child(-n + #{$dotNum}) { background: green; } }...

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

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532 views

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machine learning - Transductive vs Inductive in graph neural network

Hello. While I know the differences between transductive and inductive in theory, I can't figure out what is the differences ... pdf https://arxiv.org/pdf/1609.02907.pdf Thank you....

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

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544 views

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Binning column with python pandas

I have a Data Frame column with numeric values: df['percentage'].head() 46.5 44.2 100.0 42.12 I want to see the column as bin counts ... 1] bin amount [1, 5] etc [5, 10] etc .........

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

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683 views

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moment.js diff 计算相差浮点数月份时间存在问题

moment('2020-11-01',"YYYY-MM-DD").diff(moment('2020-10-01',"YYYY-MM-DD"), 'months',true).toFixed(4); // 1 moment('2020-10-31 ... + adjust) || 0; } 请问是如何进行调整方式实现正确的计算;...

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

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583 views

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前端3大框架实现这样的拖放效果

我前端框架只看过 Angular ，最好能用 Angular 实现下面的效果其次的选择是 vue ，最后是 react 。提供思路或者成品演示都可以，万分感谢...

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

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658 views

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redux-thunk中使用ts异步action如何做类型推断

export interface DelUserInfoAction { type: typeof DEL_USER_INFO } export type UserInfoActionTypes = DelUserInfoAction export ... assignable to parameter of type 'AnyAction'....

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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elementui Cascader级联选择器开启可搜索功能

elementui的级联选择器开启可搜索功能之后，我想在输入内容之后不选，接着失去焦点在输入框中保留输入的值，但是组件似乎默认是失去焦点就清空输入框中的值，请问如何保留？...

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

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757 views

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前端代码连接打印机,怎么打印出CheckBox的√?

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

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801 views

1 answer

Unable preventDefault inside passive event listener invocation？

video.js 在IOS滑动音量滑块报错？怎么解决？ video.js:1763 Unable to preventDefault inside passive event listener invocation ... handleMouseDown @ video.js:16360 data.dispatcher @ video.js:1912...

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

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632 views

1 answer

Spring的循环依赖中的三级缓存

如题，我所了解的循环依赖是通过三个哈希表来分别存储已初始化，已实例化但还未注入属性和初始化和进入实例化阶段的bean来解决的 private final Map<String, Object> singletonObjects = new ... 储的是Bean定义的信息，但它也是一个ObjectFactory？不知道这么理解是否正确，希望有人指点一下？...

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

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705 views

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css - How to make button content highlight animation?

I want to make animation to my button, which look like this -> I want to change color of all arrows in sequence ... ... Do you have any ideas how showButtonAnimation can look like?...

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

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927 views

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java 爬虫报错，网站meta不匹配如何解析?

Document document; ReponseBody =mingspider.getrequestdata("https://gongshang.mingluji.com/beijing/diqu/%E4%B8%9C%E5%9F%8E"); System.out. ... :278) at main.Main.main(Main.java:24)...

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

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705 views

1 answer

plupload多个按钮上传的问题

<FormItem style={{marginBottom: 0}} fullWidth> {snapPic ? <div className={styles.cardUpload} name="headVideo" onMouseMove={() => setShowEdit(true)} ... 才上传，否则不上传，为什么点击图片也会触发上传的动作？...

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

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681 views

1 answer

Android Studio Debugger Issue

Recently Android Studio (4.1.1) has started to act strange. I cannot debug things properly because debugger stops on a ... . Attaching few images in case it helps. Hope it helps....

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

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673 views

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python - Elastic Beanstalk not detecting my WSGIPath - ModuleNotFoundError

I'm attempting to deploy my Odoo instance to Elastic Beanstalk, and I'm getting the following error message: Jan 11 23:08 ... " to "wsgi.py") Adding /var/app/current to PYTHONPATH...

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

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903 views

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recursion - How to use return inside a recursive functions in php

Here is my question I am trying to create a random bar code for my application, I want to check if that code is ... I need to know what is wrong with the supplied code. Thanks...

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

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1.2k views

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怎么找到第一个满足条件的行

根据reg_code,address去统计interval的累积值，当累积值到一个设定的常量值，比如86400，只要累计值刚刚等于或者大于这个常量值得时候返回对应的date_time。在DolphinDB表中的数据如下图所示。...

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

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1.8k views

1 answer

arduino - Firebase Cloud Function Post Request From ESP8266

I am trying to call firebase cloud function from ESP8266, it is working fine from postman but I am getting http response ... }else{ Serial.println("Error in WiFi connection"); }...

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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逻辑习题: The Science of Programming, David Gries 第二章习题七答案有一句话看不懂

请问:原书解答中 This adds m propositions {E}i at the main level.到底啥意思?(见附件中划红线那句) 这使得主层增加了m个{E}i.(按我理解,应该是一次操作增加了k个啊.) 这使得主层由m个g组成的{E}i的个数增加了.(难道是这个意思?)...

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

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2.9k views

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Apache Ignite 2.9.0 performance

We have setup a ignite cluster 2.9.0 with native persistence enabled in AKS. We wanted to evaluate apache ... gb Jmeter requests - 3 concurrent threads continuosly for 5 minutes...

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

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3.6k views

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无效的import 会对打包有印影响吗？

code时，我们import很多无效的module，这除了不雅观外，对webpack打包会有影响吗？...

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

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4.1k views

1 answer

python - How to auto scroll linkedin connections page with selenium

I am using Selenium chromedriver and Python to scrape linkedin data. I am trying to auto scroll the linkedin connections ... stops after it auto scrolls 1 time. Thanks in advance....

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

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4.2k views

1 answer

element-ui 的el-date-picker的选择日期范围的下拉日期选择框大小无法更改为适用移动端

el-date-picker的选择日期范围的下拉日期选择框，组件中有一个element的最小宽度限制min-width:513px;如果改变到小于513px，整个时间会显示混乱，如果想适用移动端，需小于513px 改变宽度小于513px下拉时间范围样式混乱需修改为适用移动端样式，如何修改？...

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

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3.8k views

1 answer

vite build 后找不到动态路由，乡亲们给个思路

### vite生产环境下可以正常运行项目，但是会有个提示 ### 项目打包后，默认的路由是可以访问的，但是访问动态路由后就会提示错误 ### 网上有位仁兄也碰到了类似的问题 https://ostack.cn/q/1010000038281062?_ea=82539365 ### 我想我们是碰到的同一个问题，大神们给个思路呗！跪谢跪谢...

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

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3.7k views

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antd按需引入没有效果？

项目是vue框架的首先安装了包babel-plugin-import npm i -d babel-plugin-import 然后我新建了文件babel.confoig.js module.exports = { presets: ["@vue/ ... 动项目（vue-cli-service serve）以后没有引入对应的css 是不是我漏了哪一步？...

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

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4.6k views

1 answer

Quarkus Kafka - Batch/Bulk message consumer

I want to batch process. In my use case send kafka producer messages are sent one by one. I want to read them as a ... <Message<TestConsumer>> in) { System.out.println(in); } }...

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

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4.1k views

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c - Exploiting a Stack Buffer Overflow

I'm doing a buffer overflow assignment and I'm stuck on the syntax for this command: $ ./script $(perl -e 'print "A" x 36 . ... strcpy(arg2, argv[2]); } func(argv[1]); return 0; }...

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

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4.0k views

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网站、小程序集成图标搜索的服务

各位大佬：我们网站有个搜索图标的需求，但是不知道去哪里搜索，请问有没有比较靠谱的第三方服务或者解决方案呢？...

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

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