Hot questions

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446 views

1 answer

django - 在Django 2.2中的admin.py中注册抽象类的派生子类(Registering derived child class of abstract class in admin.py in django 2.2)

Does anyone know, how to register child class derived from abstract class in admin.py (the abstract class is in file ... 2.2 python-3.6) ask by Bhoj translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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545 views

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android - 如何删除播放视频之前出现的黑屏？(How to remove black screen that comes before the video is played?)

I am trying to play mp4 videos from SD card storage in a custom view that I have made. (我正在尝试以自定义视图播放SD卡存储中的mp4视频 ... . (任何帮助或指导将不胜感激 ) ask by Love Kumar translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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390 views

1 answer

azure - 用于日志的Azure Cloud VM / OMS日志状态和存储帐户(Azure Cloud VM/OMS log status and storage account used for logs [closed])

Closed) . 已关闭) ) This question needs details or clarity . 这个问题需要细节或说明 ) It is not currently accepting answers ... 吗？) Thank you! (谢谢！) ask by Num3illia translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

r - R中的pSEM：错误“模型是递归的。删除反馈循环！”返回(pSEM in R: Error “Model is recursive. Remove feedback loops!” is returned)

I am applying structural equation modeling on ecological data. (我正在对生态数据应用结构方程模型 )However, then I run the code the ... 环？) Thanks, Martin (谢谢马丁) ask by martin translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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303 views

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python - 尝试加载数据库时应用程序崩溃(Application crashes when I try to load database [closed])

Closed.) 关闭 )) This question is off-topic . 这个问题是题外话 ) It is not currently accepting answers. 它当前不接受答案 ) Want ... .show() sys.exit(app.exec_()) ask by Le Duy translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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462 views

1 answer

javascript - 我想要“获取”请求，直到整个网站组件加载，然后再获取页面的HTML。(I want, “fetch” request to wait until the whole website components to load before fetching the HTML of page [closed])

Closed) . 已关闭) ) This question needs details or clarity . 这个问题需要细节或说明 ) It is not currently accepting answers ... on port number 3000`) }); ask by CHROMOSOME translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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490 views

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java - 信任库中的根证书是否足以建立连接？(Is root certificate in the trust store enough to establish a connection?)

Is having the root certificate in truststore enough for establishing the connection with a website? (在truststore中拥有根证书足以建立与网站的连 ... 帮我吗？)TIA. (TIA ) ask by preetk translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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392 views

1 answer

typescript - 尝试使用angularfire以角度加入一对多Firebase文件(Trying to join one-to-many firebase documents in angular using angularfire)

I know this has been asked before but I can't figure out my scenario from the typical answers provided. (我知道以前已经有人 ... (objectives); }) );} ask by Faisal Choura translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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409 views

1 answer

python - 我正在尝试将所需的单词x与列表y中的单词匹配，并返回行号。但这不起作用(I am trying to match the required word,x, with word fromt he list y and return the line number. But it is not working)

def word(x): s=open("words.txt","r") Here , when y==x, the code is not executing (在这里，当y == x时，代码未执行 ... print (d) return d return False s.close() ask by Shishir translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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418 views

1 answer

spring - 如果应用程序重新启动错过了计划启动，如何启动春季计划的作业(How to start spring scheduled jobs in case application restart missed schedule start)

I need to create scheduled batch job for processing some data nightly. (我需要创建计划的批处理作业以每晚处理一些数据 )I'm trying to ... , Date()) .toJobParameters() ) } } ask by GROX13 translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

1 answer

javascript - 使用模式窗口作为一般消息或删除确认(Using a modal window as a generic message or delete confirmation)

I'm trying to piece together some code, whichI can use as a universal modal popup message, or prompt to confirm a delete ... > </div> </div> ask by petworthnick translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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539 views

1 answer

google-analytics - 是将Google Play数据连接到配置数据库的方法吗？(Is way connect google play data to metabase?)

i want to connect the metabase to google play console to retrieve the data like no of install, uninstall ,active user and do ... 链接到配置数据库 ) ask by mahesh godbole translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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456 views

1 answer

c# - 为什么从某些移动网络中的另一个网站返回后，页面中的cookie丢失了？(why cookies in my page is lost after return from another website in some mobile web?)

in ASP.NET, I save information in cookies. (在ASP.NET中，我将信息保存在cookie中 )but when i redirect to another site, ... ["username"].ToString(); } ask by shabnam isfehani translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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graph - 显示从某个顶点开始存在一个最小生成树，该树始终包含该顶点的最短边(Show that there exists a minimum spanning tree from a vertex always containing the shortest edge from that vertex)

假设e是权重图中入射到顶点v的边，使得e的权重不超过入射到v的任何其他边的权重。请证明存在包含该边的最小生成树。 ask by Dhruv Pathak translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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486 views

1 answer

python-3.x - 使用Matplotlib和Python在循环中进行绘制随着时间的流逝越来越慢，并且内存泄漏(Plotting in a loop using Matplotlib and Python running slower and slower over time with memory leaking)

I am trying to show real time voltage data using a dynamic graph that shows the recorded voltage over time and display the ... 7和Matplotlib 3.0.2 ) ask by nanowiz translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

1 answer

puppeteer - 如何启动浏览器输入验证码并指定下载文件路径？(How to lauch a browser to input a captcha and specify the download file path?)

If you access the following URL for the first time, it will ask you to input captcha. (如果您是第一次访 ... ==/yang2018.pdf output.pdf ask by user1424739 translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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489 views

1 answer

flutter - 如何检查和删除flf中所有现有的sqflite数据库？(How to check and delete all existing db of sqflite in flutter?)

As I am new to flutter, I have created new DB whenever I have faced an issue, But now I need to remove other unused ... Thanks in advance. (提前致谢 ) ask by Nagaraj translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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313 views

1 answer

python - 如何在python中的系统托盘旁边使用websocket(How to use websocket beside system tray in python)

I want to use tray icon next to the web socket but if I run the tray icon the web socket will no ... .get_event_loop().run_forever() ask by Erfan Jahanshahloo translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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434 views

1 answer

c# - 如何在工具提示WPF中添加HTML文本(how to add HTML text in tooltip WPF)

I have a string like " Objective) &cl To validate requirement" (我有一个字符串，例如 Objective) ＆cl以验证需求 ) How can I display this ... 如何在工具提示中以HTML格式显示此内容) ask by Praveen translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

231 views

1 answer

ruby-on-rails-5 - ActionController :: Parameters将整数转换为字符串(ActionController::Parameters converts integer to string)

i have defined user_params in rails 5, like this: (我已经在rails 5中定义了user_params，如下所示：) def training_plan_params params.require(: ... 而不是将其转换为字符串？) ask by socertis translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

294 views

1 answer

c# - 如何在C＃中获取Windows文件浏览器图标的文件(How do i get the windows file explorer icon for a file in C#)

How do i get the icon for a file in C#? (如何获取C＃中文件的图标？)i tried using Icon.ExtractAssociatedIcon() but it returns a weird ... 位深度（也就是颜色错误但形状正确）) ask by Chris translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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151 views

1 answer

python - 使用Tkinter在Python中拖动小部件集合(Dragging collection of widgets around in Python using Tkinter)

Alright, so to start I'm using Python 3.7 with tkinter. (好的，首先，我将Python 3.7与tkinter一起使用 ) I have a canvas and I ... 果您能指出正确的方向，我将不胜感激 ) ask by TheFaithfulLearner translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

484 views

1 answer

purescript - 如何在Purescript中使用mapWithIndex？(How to use mapWithIndex in Purescript?)

I'm a naive at Purescript, so I have a very basic issue while working with one of Purescript based frameworks. (我对 ... 于我对mapWithIndex错误使用 ) ask by tom carrier translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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279 views

1 answer

java - 如何将JAVA编程用于FPGA接口(How can I used JAVA programming for FPGA interface)

I want to use a Java application to interact with FPGA peripherals. (我想使用Java应用程序与FPGA外设进行交互 )Q1. (Q1 )Is it possible ... Thanks, (谢谢，) RS (RS) ask by Rohan singh translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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481 views

1 answer

javascript - 全局变量*总是*不好吗？(Are global variables *always* bad?)

I know global variables are generally considered bad practice. (我知道全局变量通常被认为是不好的做法 )However, I do not want to be dogmatic. ... 况下，它们是可行的方法吗？) ask by Philipp Imhof translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

291 views

1 answer

notepad++ - Notepad ++脚本(Notepad++ Scripting)

I used to dot his before, but unfortunately i forgot. (我以前曾点过他的东西，但不幸的是我忘了 )Plz let me know how to do ... type fqdn set fqdn dubem[.]top next ask by Optimus Prime translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

494 views

1 answer

object - VPython对象在缩放时消失了吗？(Vpython objects disappear on zoom?)

When I′m focusing on an object in vpython and keep on zooming in, the rest of the scene disappears. (当我专注于vpython中的对象并继续放大时 ... this? (有办法防止这种情况吗？) ask by MasterX translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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246 views

1 answer

android - Notification.requestPermission（）不起作用(Notification.requestPermission() not does work)

the notifications work fine in web but when i move it to android mobile it's not work, still stay in first screen. (通知在网 ... to notify.'); } }); ask by libi translate from so...

asked Mar 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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