How to efficiently combine Redis-based recommendation scoring with Django QuerySet for paginated feeds?

How to efficiently combine Redis-based recommendation scoring with Django QuerySet for paginated feeds?

I'm building a marketplace app (think classified ads with negotiations) and trying to implement a personalized recommendation feed. I have a hybrid...

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Eigen3 Matrix3d compile time initialization error

Eigen3 Matrix3d compile time initialization error

I'm writing code to implement rotation matrix/Direction Cosine Matrix (DCM). I know the rotation angle at compile time, so in-order to save on ...

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C# updating notifyicon increases memory consumption

C# updating notifyicon increases memory consumption

Have C# method call every second, which updates notifyicon icon. And memory consumption grows every update. My code: <pre class="lan...

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I can't get an optional with (cond) ? value : nullopt ... what should I write instead?

I can't get an optional with (cond) ? value : nullopt ... what should I write instead?

Suppose I'm implementing the function returning an std::optional&lt;T&gt;. In that function, I compute som...

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Docker compose with MinIO `entrypoint` raises `config is not a recognized command`

Docker compose with MinIO `entrypoint` raises `config is not a recognized command`

I was using the following service definition in a docker compose file without problems, to create a MinIO ...

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How to configure VS Code launch.json to debug a Streamlit app with a conda environment?

How to configure VS Code launch.json to debug a Streamlit app with a conda environment?

To debug a python project with a specific conda env in VS code, I normally use this launch.json <code class="l...

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How to Compare Two Tables and Output Mismatched Records Side by Side in DolphinDB SQL?

How to Compare Two Tables and Output Mismatched Records Side by Side in DolphinDB SQL?

Sharing a common DolphinDB use case and solution for data processing. I need to compare data between two tables (...

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Dokku deployment fails with "[FATAL tini (7)] exec launcher failed" using Herokuish builder

Dokku deployment fails with "[FATAL tini (7)] exec launcher failed" using Herokuish builder

I am running a Ruby on Rails application on Dokku v0.35.18 using the herokuish builder. Recently, my deployments have started failing. When I run d...

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Firebase storage security rules accessing Firestore - Invalid function name: get

Firebase storage security rules accessing Firestore - Invalid function name: get

I'm writing Firebase Storage security rules to ensure that only the user who created a specific order can access the associated files. However, whe...

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Unity WebGL (Mobile Phantom Browser) – How to Open Twitter/Telegram Links in a New Tab from Game

Unity WebGL (Mobile Phantom Browser) – How to Open Twitter/Telegram Links in a New Tab from Game

I have a Unity WebGL game that is Solana-based and runs inside the Phantom browser on mobile. I want to add two links (Twitter and Telegram) that o...

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Does the way you define nested lists in python matter? [duplicate]

Does the way you define nested lists in python matter? [duplicate]

Python noob here. Any expert help would be greatly appreciated. Let's assume that I defined a list, list1 as <pre class="language-java...

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Why does clang insert a giant block of padding in the middle of my function? How do I prevent this?

Why does clang insert a giant block of padding in the middle of my function? How do I prevent this?

I am attempting to write a bare-metal armv7a kernel from scratch. When compiling my implementation of printf</cod...

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