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How can I include an empty array after using $match in mongodb aggregation

I am trying to fetch boards.lists that have an empty cards array or some cards that are not archived, but using $match with $or operators not work. How can I so

Display of trace values of all sub plots at the bottom of figure in Plotly

I am working on data visualization using plotly. I have generated a plot of 3 traces that share the x axis using make_subplots. I need to display the correspond

Informix and C: How to get the last inserted serial number from bigserial field type

We have a DB with multiple tables having "serial" type column. The legacy C application writes the data to these tables and uses "sqlerrd[2]" fetch the serial n

In Flutter can I make the children of a DropdownButton a widget other than DropdownMenuItem

I have a Flutter web app, which includes a web view on some pages. I'm using the PointerInterceptor to prevent my web view from absorbing click events. This wor

Playback with AVPlayer produces no sound and no error

I am trying to playback a remote mp3 file by using the following code: import AVFoundation let url = NSURL(string: urlString) let avPlayer = AVPlayer(url: url!

What would be the best way to write JSON in a locally stored file in React Native

Im currently working on a new design for a mobile app (only frontend). In the project I need to use states to change the css of a button. If the button has chan

Express + TypeScript: Create type inference for response.locals

I want to add types for my response.locals. It is used to append data to your request-response cycle. What I tried // ./types/express/index.d.ts declare global