Recent questions in Technique[技术]

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京东视频无水印

https://vod.300hu.com/4c1f7a6atransbjngwcloud1oss/5152430c327074445599453185/v.f30.mp4 请问有没有同学知道无水印的链接...

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

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前端项目js压缩成一行性能有很大提升吗？

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

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342 views

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阿里云的oss如何获取上传视频的时长？

请问有相关的文档么，找了半天没找到...

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

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198 views

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html - Direct download in email

Currently, I am sending a link within an email which points to a downloadable PDF file: <a style="cursor:pointer; href="'. ... tag to the <a href, but to no avail. Any ideas?...

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

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WSL2 拥有 Linux 内核 , 为何安装 docker 还需要 Windows Docker Desktop?

WSL2 拥有 Linux 内核 , 为何安装 docker 还需要 Windows Docker Desktop? 会有这个疑惑是 : 查看很多网路上的文章,很多还是教 WSL2 安装 docker 需要使用 ... docker 还需要 Windows Docker Desktop?」搜寻 google 前三页,没看到有人讲到核心的Why...

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

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javascript - keyCode and which are deprecated - so why is that not working?

According to MDN Web Docs KeyboardEvent and Google Updates KeyboardEvent key and code are implemented while keyCode and which ... sending k key to YouTube for play/pause video....

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

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591 views

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xampp phpmyadmin missing file?

I'm a noob in programming. We're working with a database and login authentication works fine. I got suspicious when trying ... ? Sorry if bad english. It's not my mother language....

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

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430 views

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动态设置样式为什么没有生效？？？

别的都生效了就是{{index==current+1?after:''}}这句话没有生效就是想把当前元素的临近的下一个元素设置成border-top-right-radius: 60rpx 有人知道这是 ... >{{item.name}}</view> </view> .after{ border-top-right-radius: 160rpx }...

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

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怎么通过外部js调用pdf.js的功能例如关键字搜索，上传，打印等功能

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

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420 views

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Using OR with AND conditions Simultaneously into AdoTable Filter in Delphi

I am tryin to apply following filter on a AdoTable component but it shows error: ((details_id = 15) OR (details_id = ... help but could not to solve it. Special Thanks in advance....

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

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217 views

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Change Google Sheet tab name using Script and GID

Using google App script I try to change google sheet tab names. However as the tabs change names regularly the idea ... jan 12 981289394 BCD jan 18 901985265 ZYX feb 18 1085929622...

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

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948 views

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koa 请求路由的时候捕获请求的方式？

如题：场景1：/getUser 接口请求的方式：post 但是用 get请求的时候直接 Not Found 有没有好的方法、方式可以捕获到然后提示请求方式的问题？...

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

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373 views

1 answer

SpringBoot sun.security.ssl.SSLSessionContextImpl 泄漏问题

项目使用的是SpringBoot2.x openjdk 1.8.0_232 最近发现能存慢慢的被消耗通过mat分析发现 sun.security.ssl.SSLSessionContextImpl 跟着时间推移占 ... getServerSessionContext().setSessionCacheSize(10); 有没有大佬遇到这个问题，在线等！！！...

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

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203 views

1 answer

print-js 打印了重复数据

我使用print-js 点击打印后打印出两个重复的数据了；大佬求救如何解决； //?打印当前的库存列表 printData()?{ print({ printable: 'printJS-form', type: ' ... :15px?0;border:1px?#000?solid;text-align:center;}' //?表格样式 }) },...

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

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292 views

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请问用 Regex 如何删除行数是偶数的？

抱歉，我是Regex超级菜鸟请问我想将行数是偶数的整行删除。举例输入。 Line11010 Life2202 Lixf23232 Lixcv003954 Lixvxc4504350 Lixe30472304723 期望结果。 Line11010 Lixf23232 Lixvxc4504350...

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

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396 views

1 answer

为什么我的VUE局部组件显示不出来

代码如下： <body> <div id="div2"> <my-div></my-div> </div> <div id="div3"> <new-Zujian></new-Zujian> </div> <script type="text/ ... </p>' } } }) </script> </body> new-Zujian显示不出来<p>标签...

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

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java - How to stop execution of the second validator if first one fails?

I have a Car class and I want it to be validated by two different custom validators in order. I am ... boolean isValid(Car value, ConstraintValidatorContext context) { ... }...

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

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1.7k views

1 answer

elementui tree树形结构懒加载并且通过关键字过滤树节点

树形结构有全部数据的时候，通过关键字过滤节点没有问题懒加载的情况下如何处理？没有头绪...

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

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318 views

1 answer

How to fix ASP.NET Ajax Autocomplete Handler return sys.res is undefined error?

I just tried using Ajax Autocomplete Handler with a webservice but I get the following error in my browser: ... ="server" FirstRowSelected = "true"> </cc1:AutoCompleteExtender>...

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

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166 views

1 answer

python - How to load model for inference?

I am using a simple perceptron based classifier to generate sentiment analysis in Pytorch, complete code here Classifying Yelp ... run if you only want to use it for inference...

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

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How can i get the ip address conflict log in CentOS7 from the log /var/log/messages file

I am developing a program to detect the ip address conflict error in our data center which will be used in CentOS 7. ... will appriciate it so much if anybody tell me some method....

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

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409 views

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version control - How do I remove a single file from the staging area (undo git add)?

Situation: I have a Git repository with files already in the index. I make changes to several files, open Git and add ... it from the index or undo the changes to the file itself?...

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

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428 views

1 answer

javascript - Create WebSocket in Electron from main.js to index.html

I'm trying to create a WebSocket from the main.js in Electron (port 9999): const { app, BrowserWindow ... in connection establishment: net::ERR_CONNECTION_REFUSED What I'm missing?...

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

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401 views

1 answer

sql - How to fetch record from Postgres jsonb column with case insensitive manner?

I am writing a sql query to fetch data from a jsonb column with case insensitive manner. but i am facing some issue. ... , "Football"]} What should be the correct query for this?...

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

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452 views

1 answer

请问学习新技术何时想用在公司项目?

请问学习新技术何时想用在公司项目? 完全不想用老板说用在用，不管熟不熟看到 ppt/官方demo 就想用边学边用起码看完一次全部 wiki 后能从无做一个完整 demo 后私下练习到非常熟练后先分享个人 : 完全不想用 + ... : 新技术推广自讨苦吃，并且也不能加薪 ~ 但最近公司新人说服上层，换 SPA 架构所以只能听话来学技术来用...

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

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144 views

1 answer

Excel formula to count duplicates as one

I am trying to create a formula which will count all rows (duplicates as one) based on a value in another column. ... p1 Joe Bloggs p3 John Bloggs p1 Mary Bloggs p1 Alan Bloggs...

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

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1.4k views

1 answer

chrome 控制台如何看到哪些函数被调用？

写爬虫的时候需要分析js代码，但是大量的js文件很难找出真正被执行的js代码，想知道有没有很简单的方法查找被执行的js代码.谢谢...

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

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130 views

1 answer

怎么在项目启动时添加部分数据到Redis

(多模块的项目，maven依赖最后打成了多个jar和一个war，外部tomcat运行)...

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

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