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1.2k views

1 answer

上下滑动的swiper，第二个slider高度大于屏幕，如何让它正常滑动，且禁止手势切换到下一页？

在这个问题中，@kimozhang 的答案可以完美解决，但我这里基于原题有个更复杂点的交互：第二页需要禁止手势切换到下一页（但需要支持点击按钮切换）试了父容器设置 allowSlideNext，但会把点击按钮的切换也禁用掉；如果设置在子容器，那就无法滚动我应该怎么做？...

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

0 votes

1.1k views

1 answer

reactjs - Render PDF output from JSPDF onto webpage in React

I'm planning to build a whole PDF manually with JsPDF since converting React Component is too messy at ... toDataUrl context.toDataUrl Any guidance would be appreciated. Thanks...

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

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1.1k views

1 answer

公司里的服务器一般都是通过什么方式部署的？？

比如redis集群、nginx、mysql等等这些服务，是通过编译安装的还是通过docker容器部署的。...

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

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1.5k views

1 answer

python - Opening image file from URL for text recognition with pytesseract

I'm really new to Python (really, really new). This is the problem i need help to solve: I have a list of images ... extracted text from image inside a .csv Thank you very much :)...

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

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1.3k views

1 answer

php能否做App的paypal支付

现在公司前端用uniapp做app，项目有pc端和app端，pc端的paypal可以做，但是php的paypal是去请求paypal服务器生成一个支付链接，然后浏览器打开那个链接，如果放到app上貌似行不通。想知道php能做app端的paypal吗？。还是只能由Android和ios做，因为我见paypal官方有Android的sdk。...

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

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1.8k views

1 answer

javascript - (node:4) UnhandledPromiseRejectionWarning: Error: undefined is not a valid uri or options object

bot.onText(//igdl (.+)/i, async(msg, match) => { // 'msg' is the received Message from Telegram // 'match' is ... that the link is not valid.. does someone know how to fix this?...

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

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1.9k views

1 answer

vue打包成功后，页面也出来了，在本地点击登录也成功了，就是不跳转页面，没有报任何错误，啥原因，我想在本地测试

...

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

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2.3k views

1 answer

vue用swiper，点击图片放大问题

移动端点击图片的时候放大，还可以切换，swiper自带有这种效果吗，还是自己做，求指导...

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

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2.3k views

1 answer

vuepress 侧边导航栏

图中标红的侧边导航栏是怎么配置的？...

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

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2.7k views

1 answer

cant get the DropdownButton list from flutter firebase firestore

i want to do a DropdownButton that gets it's items from firebase firestore. i have a ... i will be so glad if someone helps....

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

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2.3k views

1 answer

html - PHP mail function doesn't complete sending of e-mail

<?php $name = $_POST['name']; $email = $_POST['email']; $message = $_POST['message']; $from = 'From: yoursite.com ... perfectly, but never sends an email. How can I fix this?...

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

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2.4k views

1 answer

两个对象数组对比,如果有相同的项就删除,不同就添加

两个对象数组对比,如果有相同的项就删除,不同就添加 var a =[{id: 1,content:'11'},{id: 2, content:'22'},{id: 3, content: '33'}] var b = [] // 这个时候 a ... 中的相同项删除不同项添加进去得到 b = [{id: 3, content: '33'}] 请大佬帮帮忙...

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

0 votes

2.9k views

1 answer

How to refer to a json file in Azure function

I have a .net app which currently uses a json file stored locally on my machine. I want to convert this ... the equivalent in Azure. var json = @"DocumentExtractorexample.json";...

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

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2.7k views

1 answer

关于Rust f32精度的问题

这里是一段Rust 代码 `#[derive(Debug)] struct Point { x: f32, y: f32, } #[derive(Debug)] struct Rectangle { p1: Point, p2: Point, } impl Rectangle ... 后乘积又是准确的嗯... 不是很明白这个.. 有大佬能解答这个问题吗?...

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

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3.0k views

1 answer

common table expression - Cleaner SQL CTE than the current one

Currently I use the following CTE to grab a category and any category below it: WITH RECURSIVE tree AS ( SELECT * FROM ... that I read his other version. How to simplify this CTE?...

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

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2.9k views

1 answer

子元素旋转90度，如何正常的撑开父元素（高宽对应）

如题，正常撑开，而不是子元素的宽撑开了父元素的高...

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

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3.5k views

1 answer

react web应用在手机Chrome运行会卡死，应该如何优化？

正在用react 16 开发web应用，主要用手机浏览器访问目前遇到一个问题，在三星的某些机型中，如果通过Chrome访问，从页面移出组件的时候，页面会卡死但是如果把Chrome设定为桌面网站 ... ？ this.setState({display: false}); <div> { display ? <Popup/> : null } </div>...

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

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3.2k views

1 answer

使用G6绘制图形，有没有方法可以在绘制结束之后调用的

项目中要使用G6绘图，初始状态宽度很大，绘图结束以后会超出画板，这时可以使用G6提供的函数fitView绘制合适画板的图，但是现在为了适应不同的显示器，想要在绘制结束之后调用再调用fitView，G6中有没有这个方法呢？...

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

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3.7k views

1 answer

python - How to split a string using a dynamic lenght?

df = {'Goals': {0: '0,0,0,0', 1: '0,0', 2: '0,0,0,0,0,0', 3: '0,0', 4: '0,0'}, ' ... when I used pandas inside of the str function the code does not returns the result that I want....

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

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3.8k views

1 answer

Importing variables from another python file

I am trying to import variables defined in one python file in another file , both are in same directory. ... filename2 file. PS: filename1 and filename2 are two different files...

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

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4.4k views

1 answer

Adding Section with Header to SwiftUI List with Expandable Rows

I have a SwiftUI list with expandable/collapsable rows. I am attempting to add a Section with a header title at ... .apple, Bookmark.bbc, Bookmark.swift, Bookmark.twitter]) }...

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

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4.1k views

1 answer

javascript - Joi Validation || In an array of object, at least one object should contain a particular value of a key

I need a schema for below array of object: option = [ { answer: '', isTrue: false }, { answer: '', isTrue: true ... object should have "isTrue" key's value to be "true" (boolean)...

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

0 votes

3.5k views

1 answer

mysql - MariaDB - why are the primary keys not being used for joins on a specific table?

I'm trying to understand why these two queries are treated differently with regards to use of the primary keys in joins. This ... ; This is on MariaDB 10.5.8 (innodb) Thank you!...

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

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3.8k views

1 answer

shapefile - Getting an error message when using rvest for webscraping?

I want to scrap all the shapefiles from the following website: https://www.sciencebase.gov/catalog/items?q=&filter0= ... = TRUE) : error 1 in extracting from zip file...

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

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3.7k views

1 answer

java - Jpa Stackoverflow exception in ManyToOne relation

I have sections inside which I can have subsections and inside them I can have deeper ... at org.hibernate.engine.loading.internal.CollectionLoadContext.endLoadingCollections...

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

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3.9k views

1 answer

node.js - how can I have 2 separate processes do a handshake so that process A is only allowed to run process B

I have 2 distinct unix binaries, process_A and process_B. How can I implement a handshake so that process_B will only run if ... my code, I will be using obfuscated node.js code....

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

0 votes

3.9k views

1 answer

vue-element 如何实现切换分页表格滚动条置顶功能?

Rt. 大概界面就张这样自己封装了一个自定义指令代码如下 /** * @desc 仅支持 element 表格的回到顶部 * @param 'top'-回到顶部 'bottom'-回到底部默认 top */ Vue.directive('table- ... 对应的参数不现实...)** 理想效果: 只有点击分页的时候表格才会置顶,其他一概区域无效...

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

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3.3k views

1 answer

Spring Cloud Contract for schema version checking between Producer and Consumer

So my use case specifically- I have a producer and consumer. I am using Spring Cloud Stream/Kafka/Avro. I was wondering ... is at Schema version #1 and Consumer is at Version #2....

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

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