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c++ - How to Decrypt Encrypted MPEG CENC with BENTO4 sdk

I have a file which was encrypted in CENC I believe, and i'm trying to decrypt ... ", "license_metadata": { "content_id": "Cko...

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

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ios - Set different value to key in info.plist file for mac catalyst

I'm working on an app that runs on both iOS and macOS(Catalyst). This app supports opening documents. ... = NO for iOS and LSSupportsOpeningDocumentsInPlace = YES for macOS...

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

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vue中如何把数组转换成对象

将图中page222的数据类型转化成图中imageData的数据类型。...

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

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git - Make my github master branch match another branch

I've been working on a forked branch "forkedBranch" and made many updates to my app. When I was happy with ... my master branch identical to forkedBranch to save me the hassle?...

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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r - Convert a dplyr vars() element back to character

Original data frame: df <- data.frame(col1=c("A", "B"), col2=c("C", "D"), stringsAsFactors=F) ... a character string "col2". Similar thread: R dplyr mutate_at accessing colnames...

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

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How to solve for 'text overflow.ellipse' in flutter?

I am unable to make my text stop extending the screen and overflowing. My code is as follows: class OrderTileDisplay extends ... I keep getting errors. Not sure how to solve it....

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

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php - Xdebug 2 vs Xdebug 3 - differences in code coverage

I upgraded Xdebug version from 2.9.3 to 3.0.1 and I found some differences in code coverage results after run ... to variable or assigning variable to array or array to array)...

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

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python - Unable to allocate that much memory using modified LLE, hessian LLE and Local Tangent Space Alignment

Hello, I'm trying to use LLE and other methods of LLE like modified-, hessian- and ltsa on a external Dataset ... memory or if necessary minimize the dataset to get some results?...

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

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kotlin - Gradient color on MPAndroidchart in barChat

I have set gradient colour using colour but I want to use 2 colour in gradient.so how we set 3 colours in gradient for barChart....

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

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微信小程序地图中translateMarker 的rotate 是有旋转中心吗？为什么自动旋转怪怪的

因为公司需求使用uniapp 开发小程序，在地图模块中使用了translateMarker，但是用了之后发现translateMarker的旋转角度不对我设置的是 autoRotate:true 发现它自己旋转的角度怪怪的，难道它有自己的想法？本来想给大家动图 ... 线的原因吗？还是说旋转角度的原因？希望大佬或者官方出来帮忙指正一下是什么原因，蟹蟹~...

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

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react如何注册一个全局自定义组件，使用js编程的形式调用呢

react如何注册一个全局自定义组件，使用js编程的形式调用呢...

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

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请问vue H5页面怎么实现录音功能？

H5页面实现录音功能...

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

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426 views

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我这个MongoDB的日志怎么感觉不太对？

刚刚学习安装了MongoDB，版本4.4.0 ；然后成功启动后访问 http://localhost:27017/ 显示 It looks like you are trying to access MongoDB ... ":"consoleTerminate","msg":"Shutting down","attr":{"exitCode":12}}...

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

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1 answer

通过github的webhooks触发Jenkins不成功？

百度都说关闭csrf选项就可以，但是新版的没有可以勾选的地方，只有一个启动代理兼容的选项...

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

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1 answer

ios https

请求是https的，客户端如果不配置证书能请求成功得到数据吗...

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

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python 相同时区城市转换的时间戳为什么不同

pytz.country_timezones('us') 得到['America/New_York', 'America/Detroit', 'America/Kentucky/Louisville', 'America/Kentucky/Monticello', 'America/Indiana ... 得到的时间戳为什么不同？纽约不是属于EST时区么？...

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

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Forge如何设置当前视图为前视图

我先设置了初始化的视角oViewer.setViewCube('top')，但是发现旋转起来很难受，应该把oViewer.setViewCube('top')这个视角设置为前视图就正确了...

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

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怎样在溢出隐藏的内容后面再添加几个字呢？

这种功能怎么实现啊？我设置了4行溢出隐藏后下面的那几个字【阅读全文】就跑到下一排去了怎样让这几个字也在上面呢？如图：我使用的方法是： // 文本n行溢出隐藏 @mixin text- ... ; -webkit-line-clamp: $n; -webkit-box-orient: vertical; } 这样的话上面的文字就变成了块状了 ...

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

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304 views

1 answer

为什么array.concat(obj)需要设置obj的@@isConcatSpreadable和length后才能正常的执行？

执行如下代码： const array = ['a', 'b', 'c']; let obj = {0:1,1:2 } console.log(array.concat(obj)); // 设置 obj 的 ... , 1, 2] 为什么需要同时设置obj的[Symbol.isConcatSpreadable]和length后才能如期望的执行concat？...

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

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python - Django create tree table efficiently MPTT

I need to implement a table of different products inside a dashboard in a hierarchial structure / tree. I'd need to ... create the rows inside the table? Example would be great....

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

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python - GetSelection method for combobox doesn't work in wxPython

I'm trying to make a GUI for youtube-dl I used wxFormBuilder to make the GUI layout and then went in to code in ... code : github repo Any help is greatly appreciated!! Thank you!...

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

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为什么第二次重启结束后，图标会闪动？

<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>计时器</title> <meta name="viewport" content="width=device ... second:7 }; clocker(default_time); </script> </body> </html>...

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

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325 views

1 answer

层叠上下文是否会在图层树中以独立图层存在？

浏览器工作原理相关的文章中介绍浏览器渲染进程生成图层树，拥有层叠上下文属性的元素会被提升为单独的一层但在浏览器中运行Demo，DevTools Layers中却并没有出现元素分层结果 Demo代码如下： <! ... /html> 尝试使用position:sticky配合left: 100px，确实会出现分层猜想是浏览器不会处理所有层叠上下文？...

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

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171 views

1 answer

treeselect 根据回显默认选中

treeselect 根据回显默认选中该怎么实现...

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

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287 views

1 answer

获取客户端ip居然获取到了这个：2605:6000:1a07:a1d1:604f:ff98:3810:ee35，这是什么？

...

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

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104 views

1 answer

vuecli3如何用post传图片文件（formdata）？

如图：这是封装的接口请求方法我将传入的文件保存在data中然后提交方法中，用formdata对象来传就报错：通过控制台输出发现公共拦截里面没有请求的参数data为空这是为什么呢？该如何解 ... 象中，图片文件还有值，但是在axios中的dispatchRequest方法中被删除了这是为什么？难道axios不支持formdata参数传入？...

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

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82 views

1 answer

eslint配置相关

一样的eslint配置文件，一个识别为错误，一个识别正常。我实在是想不通不知道有谁知道什么原因吗。...

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

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