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android - I have some radio groups with two radio buttons in each now in the next activity I want to record all the inputs.I am a newbie

I am trying to build an android app in which there are two activities in the first activity I have some radio groups ... -with-two-radio-buttons-in-each-now-in-the-next-activity...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to transpose a Pyspark Dataframe?

This question already has answers here: question from:https://stackoverflow.com/questions/65862102/how-to-transpose-a-pyspark-dataframe...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Summation of values in nested lists

I have encountered a problem where a return gives None back, though the variable had a value just a ... /stackoverflow.com/questions/65862035/summation-of-values-in-nested-lists...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to open a URL using browser after scanning QR code in C#?

I have created a QR code. I want to open my site after scanning the QR code, but it always only shows text. How can ... /how-to-open-a-url-using-browser-after-scanning-qr-code-in-c...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Beautiful Soup cannot scrape after the first div tag

Please see below. I would like to scrape for the restaurant name that is in Popeyes Please see the image ... /65862006/beautiful-soup-cannot-scrape-after-the-first-div-tag...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Can I add a class with spaces to an element?

This question already has answers here: question from:https://stackoverflow.com/questions/65861988/can-i-add-a-class-with-spaces-to-an-element...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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mysql - SQL insert into autoincrement

I have an inection INSERT INTO orders (order_client_name, order_client_surname, order_client_bdate, order_cat_id, ... .com/questions/65861968/sql-insert-into-autoincrement...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Checking if YouTube Video exists in playlist with Google Apps Script

I currently have the code below to look for new YouTube video links (video IDs) in my spreadsheet. Is there ... checking-if-youtube-video-exists-in-playlist-with-google-apps-script...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Managing web-socket client connections on a node service for real-time notifications

I have a side project I have been working on for a while now that involves a React Native mobile app, some ... -socket-client-connections-on-a-node-service-for-real-time-notificat...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Unable to render data from API in React, no errors displayed

I am using Django Rest Framework to send data to React app. But the data is being shown on screen. The code ... 65862264/unable-to-render-data-from-api-in-react-no-errors-displayed...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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merge - Jekyll/Liquid mergin a page with extra data from _data

I'm trying to merge a page with extra data. There is now output if I do it the following way. {% ... /questions/65862247/jekyll-liquid-mergin-a-page-with-extra-data-from-data...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - The axes of the plot won't show when start FuncAnimation

I have a problem with FuncAnimation. My problem is that the animation works, but the axes of the plot won't ... /65862229/the-axes-of-the-plot-wont-show-when-start-funcanimation...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Use factory pattern with single and multiple returns

I have a factory pattern implemented for handling several messages which derive from the class MessageBase (e.g. ... /65862209/use-factory-pattern-with-single-and-multiple-returns...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to restrict values of an argument in Prolog using a series of facts?

I want to restrict the query property(X, use, Y) to values of Y in the list [a,b,c]. c/1 is true for ... /how-to-restrict-values-of-an-argument-in-prolog-using-a-series-of-facts...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Next.js global redirect to lowercase URLs

It looks that by default Next.js handles URLs in a case-insensitive manner (at least when using rewrites). ... .com/questions/65863016/next-js-global-redirect-to-lowercase-urls...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Node.js project deployed on Heroku. Can't access API endpoints and connect with MongoDB Atlas. Returning status 404

I tried to find a question similar to mine and I'm looking at google, the logs and try to fix this ... js-project-deployed-on-heroku-cant-access-api-endpoints-and-connect-with...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to "package" other resources with deno

In deno you can load related modules or other code by just referencing the relative path to those ES6 modules. ... .com/questions/65862831/how-to-package-other-resources-with-deno...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - how to render data in vertical Tab

I need to render data using React vertical tabs, I have given code which I have tried and also the data ... stackoverflow.com/questions/65862783/how-to-render-data-in-vertical-tab...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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nginx - How to let the backend api handle https certificate?

I'm new to nginx. I have a machine, behind my router, that runs a server and handles correctly 80 and ... /questions/65862779/how-to-let-the-backend-api-handle-https-certificate...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Qt - how to emit a signal from derived class?

In my custom derived class I'm trying to add and emit a signal gotChange(QString change): #ifndef NETTEXTEDITOR_H #define ... /65862777/qt-how-to-emit-a-signal-from-derived-class...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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import - How do I resolve a problem with a function Imported from a different file in JavaScript?

im struggling with Javascript, specifically with a module. I recently created a file named Input.js wich is substantially ... -with-a-function-imported-from-a-different-file-in-jav...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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CakePHP directory not found in Digitalocean

I have a create a blog in local, everything is working fine in local. After upload in digitalocean ... .com/questions/65862704/cakephp-directory-not-found-in-digitalocean...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Window building system in software/two windows side by side/cascade layout / full-screen layout?

What can I theoretically say about building popup windows e.g. with path result from dijkstra algorithm? What are the ... -in-software-two-windows-side-by-side-cascade-layout-ful...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to implement your own image class differetiating rgb and grayscale images in dlib?

I am new to dlib but have gone through a few examples. I'm trying to implement/extend a class, really ... -implement-your-own-image-class-differetiating-rgb-and-grayscale-images-in...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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firebase - DocumentSnapshot in a FutureBuilder : Bad state: cannot get a field on a DocumentSnapshotPlatform which does not exist

I've been struggling with an error that is apparently due to new changes of DocumentSnapshot that I'm trying to use ... -a-futurebuilder-bad-state-cannot-get-a-field-on-a-documen...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Static website deployment with local npm materialize package

I have installed materialize from npm so its included inside node_modules because I want it to work ... 65862562/static-website-deployment-with-local-npm-materialize-package...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

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node.js - Mikro ORM: properties are having any type on orm.em.create();

I am have created a product entity, and using the ORM to generate fake data. But however, the em.create is ... 65862509/mikro-orm-properties-are-having-any-type-on-orm-em-create...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - JS SSE callback isn't working with EventListener

I'm using a JS library to stream server-sent-events on my html page: <html> <textarea rows=' ... .com/questions/65862490/js-sse-callback-isnt-working-with-eventlistener...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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