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Recent questions
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为何Windows共享目录下一些子目录不显示?
主机A的一个目录dirA已设置为共享目录,主机B可以通过网络路径访问。但是dirA下的一个子目录dir1不显示在共享文件夹中。子目录dir1已经设置为共享目录。...
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c# - Problem with displaying glx_context - If you create GLArea using Gtk.DrawingArea for GtkSharp 2.x?
I have problem with showing of glx_context without GLib.Idle.Add(idlehandle) Code in Gist Result: It doesn't see ... glx_context on DrawingArea ( GLWidget )? Please tell me safe!...
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unity3d - Storing informations on different object ( Unity C#)
I'm trying to store informations about a Cube that is build out of 6 separate faces in a different GameObject. so ... } private void OnValidate() { Initialize(); GenerateMesh(); }...
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HTML上传文件和图片到go-fastdfs文件服务器,前端怎么获取相对路径呢?
public void setImgeUrl(MultipartFile file) { //文件地址 File file = new File("D:git2.jpg"); //声明参数集合 HashMap paramMap = new HashMap<>() ... file = new File("D:git2.jpg");这里又需要获取对应的路径 }...
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swiper自定义进度条消失时怎么立即除去它的过渡动画
我看了,这位老哥的解决办法,自己写了一个,每次0~100 4秒是没问题,但是我每次除去class,它会100~0也走四秒,除去class能否立刻去除呢,谢谢各位 / ... -transition-property:width; -webkit-transition-duration:4s; } .progress-100{ width: 100%; } }...
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r - Looping over a list and get new variables
I am total newby to R and want to apply a specific function to a list of data.frames. The dataframes contain rows completely ... == 0) You would help me a lot :) Best, Kathrin...
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html自带的拍摄控件如何解决不高清问题
我买的高清仪设备需要做拍摄上传的功能,这个设备本身拍照是非常清楚的,但是通过html的控件拍摄就特别模糊,是控件本身的问题,还是我代码不规范? navigator.mediaDevices .getUserMedia ... }) .catch(function(error) { return Toastr.error('抱歉,设备连接有误'); });...
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Jan 27, 2021
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安卓手机浏览器video全屏如何主动退出?
在各种手机浏览器中,全屏播放video时,如何在某个时间点主动退出全屏回到网页? 尝试了使用退出全屏的webkitExitFullScreen部分浏览器不生效,大家有这方面的经验吗,谢谢~...
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python - Why numpy.fft.rfft/irfft transforms do not bring the input back?
I have a list, when I transform it by np.fft.rfft and bring it back by np.fft.irfft it does not work for ex(2) but work with ex(1 ... , 6], [45, 6, 3], [847, 5847, 6]] Please help....
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Bind data to checkbox in angular material table using formcontrol. Data is available as list of true,false values
HTML <ng-container matColumnDef="view"> <mat-header-cell *matHeaderCellDef mat-sort-header>View</mat-header-cell> < ... table(view column) according to values of view list....
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阿里云binlog。在我往表里新增字段后一直报错
canal.deployer-1.1.4阿里的版本 监听了一张表,然后我在这张表新增字段,然后爆了下面的错 请问是什么错 改怎么解决呢 `2020- ... .AbstractEventParser$3.run(AbstractEventParser.java:258) at java.lang.Thread.run(Thread.java:748) `...
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python - How do I limit the longitude extent in Cartopy's LambertConformal and keep the conic looks?
I would like to produce a Lambert Conic plot focused on Europe. I can do the following: import cartopy.crs as ccrs ... two meridians, and an arch at the lower latitude limit....
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flutter - Image clipped outside the height and width
I am trying to generate an image from Picture rendered from Canvas. When I apply height and width then ... DateTime.now().millisecondsSinceEpoch}", isReturnImagePathOfIOS: true, );...
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idea有没有给文件夹和文件备注的插件
项目有时候做的比较复杂,找一个功能相关的代码都很费劲,都不知道那些个文件夹都是干嘛用的(特别是前端的代码),有没有什么插件可以在文件夹后面做备注的?或者一个类的注释能在java文件后面显示一下。...
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flutter - What is the best way to Serialize/Deserialize nested Tuple2 arrays in dart (List<List<Tuple2>>)
I have a nested Tuple2 Array and I am looking for a fast and elegant way to Serialize/Deserialize nested Tuple2 arrays in dart ... , 410D6C], [010C, 410C3D8D], [01A6, 41A6072B] ],...
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springboot 怎么在 controller 上注解让不同的 url 支持不同的 method?
比如 url1 需要只支持 POST url2 只支持 GET 两个 url 映射到一个方法上,有什么好的方式,如果使用 RequestMapping 分别写两个 url 和 method,会产生四种组合感觉不是太好 老项目做 restful 改造,兼容老的,照顾新的确实很麻烦...
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amazon cloudformation - Serverless - AWS Cloud Formation - Cross Stack Circular Dependencies
My serverless infra is split between multiple functional stacks, each one of them has it's own resources (dynamo, ... can I handle this kind of cross stack dependency properly ?...
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'relation "django_site" does not exist' only when running Django tests in GitHub Actions
I have a Django 3.1 project with an Admin class like this really simple example: from django.contrib import admin from ... 'm stumped as to why only these Site-related tests fail....
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Jan 25, 2021
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'relation
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backpressure - What is Netty closing channel policy if client does read data and application keeps writing?
My application uses Netty 4.x with TCP sockets to distribute the same data to multiple clients. I want my application to ... it is not writable ? Thanks in advance for any advise....
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mongodb - How match nested fields in mongo by using the match clause?
I am trying to match nested fields in a document in mongo but my query is not working. Configuration: [ { ... //mongoplayground.net/p/nND59iO1339 I am getting no documents found....
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vue中在main.js文件添加addeventListen 打包之后,只执行了一次
场景: 项目中使用了ifram + postmessage进行跨域的 , 我在a页面发送postmessage事件 , 在main.js中使用window.addeventListen进行事件监听 a页面: // 执行跨域登陆传参 document. ... 是一直打印的 npm run build 之后 只在项目启动之后打印一次 江湖救急 急~...
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protoc生成c++代码,相同protoc版本在不同机器上生成的不一致
protoc版本都是3.11.2,用的同一份.proto文件生成 正常机器生成的代码: 异常机器生成的代码: 异常机器上生成的代码出现了很多条件编译代码,不知道是因为什么原因产生的,求大佬帮忙看看!!...
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Jan 24, 2021
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vue组件父传子有关echart颜色问题
问题:在做echart视图的时候,有多个柱状图 只是颜色不一样 现在想在父组件上添加一个:barColor这样的属性,通过父组件单独定义颜色传给子组件 p.s.最好不是那种颜色数组解决办法,var color =["# ... = ""; var option = { ....... color:"colorBar" } } 以上的办法不显示,报错 ...
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typescript - How to allow a function return type undefined
I think that typescript has many unobvious places, making it not strict and not correct. I want use undefined as ... : Wrong example with an issue Correct example with a solution...
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java - How to add multiple solution with bactraking method
I'm trying to learn bactracking however, while I would like to add all solution to my arraylist, it only contains the first solution ... == 1) return false; i++; } return true; }...
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sqlite - ftplib create sqllite file with python
I want to create some.db (sqlite) in my ftp server with python script ftplib. Not upload from local directory.Only ... not create file. Anybody can help me about this?Thank you...
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使用 Rollup 打包 Vue 组件,如何打包 style 标签中使用 url() 引入的图片?
现有 rollup.config.js: import vue from 'rollup-plugin-vue'; import babel from 'rollup-plugin-babel'; import { terser } from 'rollup-plugin- ... style 中使用 url() 引入静态资源的打包和路径转换问题?...
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python - How to mark "lazy=raise_on_sql" collections on new SQLAlchemy model instance as loaded?
Say that I have two SQLAlchemy models that look like... class Child(ModelBase): __tablename__ = "child" parent_id = ... that there aren't any children for the new parent?...
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