NeuroAnswers

Answers to questions from NeuroAgent and expert authors from verified sources.

GadgetsYongnuo YN622C-TX Compatibility with Canon EOS RP?

Yongnuo YN622C-TX and YN622C II work on Canon 1300D but fail ETTL on EOS RP due to hotshoe protocol changes. Fix with Godox XPro-C for full ETTL, HSS, and remote control on Canon mirrorless.

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ProgrammingFix Pyrogram Caption Entities Lost in Media Groups

Pyrogram send_media_group ignores caption_entities, losing bold, italic formatting in media groups. Learn why Telegram Bot API drops them and fix with individual send_photo/send_video calls to preserve MessageEntity formatting.

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HardwarePC Upgrade 2026: Ryzen 5 3600 & GTX 1660 Super Guide

Practical 2026 PC upgrade guide for Ryzen 5 3600 + GTX 1660 Super systems: when to add 32GB RAM, pick a midrange GPU, or plan a full AM5/Intel platform refresh.

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Mobile DevFix Siri Shortcuts After Force Quit: App Intents Guide

Why Siri ignores AppShortcuts after force-quitting your iOS app and how to fix it with supportedModes=.any, AppShortcutsProvider, and background execution for voice commands when app isn't running.

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DevOpsAnsible JSON File: Loop, Filter, Replace in Playbooks

Learn Ansible playbook steps to create JSON files, check existence, copy to directories, loop with custom loop_var, filter by tech_stack, remove ansible entries, and replace dark theme with light theme. Full code examples.

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WebShopify App Reinstall OAuth Access Token Fix

Handle Shopify app reinstallation from Uninstalled tab without OAuth code. Detect 401 errors, trigger re-OAuth for access token regeneration, and use APP_UNINSTALLED webhook for clean sessions.

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ProgrammingTkinter Canvas create_window: Parent, Events, Rendering

Why parent embedded widgets to the Canvas with canvas.create_window? How proper parenting fixes tkinter events order, clipping, scrolling, rendering & geometry.

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EducationWhy Time Doesn't Exist: Physics, Entropy & Emergence

Explore why physicists argue time isn't fundamental. Clear overview of relativity, quantum gravity (Wheeler-DeWitt), entanglement, entropy and emergent time.

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OSWhy Chrome Opens Multiple Processes & High CPU/Memory Fix

Discover why Google Chrome launches multiple processes (6-10) in Windows Task Manager even with one window, causing high CPU and memory usage. Learn quick fixes like disabling extensions, Memory Saver, and hardware acceleration to optimize performance.

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ProgrammingBuild Arm64EC with Visual Studio 2022 Command Line

Install MSVC v143 ARM64 tools and Windows 11 SDK. Open the Arm64 Developer Command Prompt (vcvarsall arm64) then run cl /arm64EC and link /MACHINE:ARM64EC.

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ProgrammingUsing GTK4/libadwaita with Mojo: GUI Options

Can you use GTK (GTK4/libadwaita) for Mojo GUI development? No native support—use C FFI, embed Python PyGObject, or IPC. Guides, examples, pitfalls, and alternatives like mojo-qt.

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WebConnect Web App to Raspberry Pi via MQTT Real-Time Tables

Step-by-step guide to connect a web app on laptop to Raspberry Pi using MQTT over WebSockets with Mosquitto broker for real-time restaurant table availability. Includes Paho client setup and troubleshooting.

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ProgrammingSuppress MSan Errors in Bazel: Protobuf & GTest Fix

Learn how to suppress MemorySanitizer (MSan) errors from third-party libraries like Google Protobuf and GTest in Bazel builds. Custom toolchains, ignore-lists, and no-instrument patches for hermetic CI builds.

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Mobile DevApp Store & Google Play: In-App Purchase Guidelines

Can a desktop license unlock mobile Pro features via device sync? Read Apple App Store & Google Play billing rules and compliant options like server accounts.

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ProgrammingMicrosoft Access VBA UIAutomation InvokePattern Issue

Fix UIAutomation InvokePattern.Invoke not firing Microsoft Access VBA windowless buttons on secondary monitors. Includes DPI scaling, diagnostics and COM.

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ProgrammingWhy Ollama Embeddings Slow on Linux VM ChromaDB Posthog

Fix slow Ollama embeddings in ChromaDB on Linux VM without CUDA: batch requests, disable Posthog telemetry, ignore benign warnings. Run fully local for privacy and speed up email embedding performance.

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ProgrammingTwo-Step Offline Unattended Rust Installer for Windows

Two-step offline Rust installer on Windows: one online bundle with rustup, toolchains and crates; one silent offline install to set up rustup, cargo and PATH.

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ProgrammingWhy member behaves differently in FiveAM tests (SBCL)

SBCL may intern string literals when compiling, so (member "foo" '("foo") :test #'eql) can match by identity. Use equal or string= for consistent results.

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DevOpsConfigure NGINX Ingress Server-Snippet for MinIO Redirection

Learn how to configure Kubernetes NGINX Ingress to allow server-snippet annotations for MinIO redirection, resolving risky annotation validation errors with proper controller configuration.

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ProgrammingCustom ListBox in C# WinForms: Owner-Drawn Guide

Learn how to create a custom ListBox in C# WinForms using Visual Studio 2022 for music players. Enable owner-drawn mode, handle DrawItem event, add MP3 metadata, album art, and selections beyond basic BackColor changes.

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