Community & Careers questions and discussions

Editorial question100.4K views3,492 votes1 answer2,418 following

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Cloudflare API Tokens: Unresolved behavior of expires_on expiration enforcement

Goal To determine whether the expires_on field on Cloudflare API Tokens actually causes the token to become invalid after the specified timestamp, and whether cached or in‑flight credentials continue to be honored beyond that point. Constraints & Uncertainty API Tokens default to no expiration; the expires_on field is optional and its enforcement is undo

credential-expiration

cloudflare least-privilegeRey River0 rep · 01 Jun 2025, 03:31 UTC

Editorial question32.1K views3,874 votes1 answer1 comment3,310 following

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Protected route renders without authentication when guard is omitted

Symptom When a route intended to be protected by a custom authentication guard is accessed directly, the protected page renders even though the user is not authenticated. The goal is to understand why the guard fails to prevent access and what conditions allow the route to become publicly exposed. Constraints include React Router v6’s lack of a built‑in Requ

react-router route-protection authentication-guardSky Sage0 rep · 31 May 2025, 15:08 UTC

Editorial question138.6K views626 votes1 answer1 comment3,453 following

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CSS Logical Properties: Unresolved Behavior with Physical Properties and Legacy Layouts

Logical Properties Transition in CSS3 CSS3 logical properties such as margin-block and padding-inline replace physical properties to support multiple writing modes. Unresolved Compatibility Issue When a physical property (e.g., margin-left ) and its logical counterpart (e.g., margin-inline-start ) are both specified on the same element, browsers may resolve

css3 flexbox logical-propertiesZo Vale0 rep · 31 May 2025, 14:05 UTC

Editorial question113.5K views1,963 votes1 answer4,255 following

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ROS 2 topic echo: Missing offset pagination for bounded output

ROS 2 topic echo pagination limitation The ros2 topic echo command provides a --limit option to bound the number of messages printed from a topic, which is useful for inspecting high‑frequency streams. However, there is no built‑in mechanism to skip an initial set of messages and resume output where a previous bounded view left off. Users who want paginated

ros offset paginationRahul Orbit0 rep · 30 May 2025, 01:29 UTC

Editorial question88.6K views1,831 votes1 answer3,799 following

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Heroku Router queuing logic and Dyno concurrency limits

The Heroku Router manages incoming HTTP traffic by dispatching requests to available Dyno processes. When a Dyno reaches its configured concurrency limit, the router begins buffering additional requests in an internal queue. This introduces 'queue time,' which contributes to total request latency before the application logic even executes. While the router e

concurrency router

herokuMira Lane0 rep · 28 May 2025, 19:48 UTC

Editorial question14.1K views2,345 votes1 answer1 comment3,928 following

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Quarkus SmallRye Fault Tolerance @Bulkhead missing queue size configuration

Quarkus SmallRye Fault Tolerance @Bulkhead missing queue size configuration The goal is to determine how to bound the number of pending requests when a @Bulkhead concurrency limit is reached, without relying on an implicit unbounded queue that could exhaust memory. Currently the @Bulkhead annotation does not expose a maxQueueSize attribute, and the underlyin

smallrye-fault-tolerance

vertx bulkheadIra Nova0 rep · 27 May 2025, 09:44 UTC

Editorial question65.7K views4,903 votes0 answers2,110 following

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Restricting Emacs server-mode socket access to a single user on a shared host

Goal On a multi-user Linux host, I want to run Emacs with server-mode enabled so that emacsclient works for my account, while guaranteeing that no other local user can connect to my editing session. Current understanding As far as I can tell, the server creates a Unix domain socket under /tmp/emacs<UID>/server , and Emacs itself provides no built-in au

server-mode emacsclient permissionsRahul Vale0 rep · 27 May 2025, 17:56 UTC

Editorial question27.5K views952 votes1 answer2,285 following

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Sentry Discover filters: limits of persisted queries across projects and sessions

I'm designing a team workflow around Sentry's Discover query builder and need to understand the boundaries of its filter persistence before committing to it. My goal is to share a standardized set of saved filters (by status, logger, and culprit) across an entire engineering team without each member rebuilding them manually. From what I can tell, Discover fi

filter-persistence

sentry discoverLax Dey0 rep · 26 May 2025, 01:42 UTC

Editorial question21.9K views4,516 votes1 answer1 comment4,231 following

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React-Bootstrap Modal focus trap and third-party focus management

Modal Focus Management The React-Bootstrap Modal component implements a focus trap to ensure keyboard navigation remains within the dialog boundaries while the modal is active. This behavior is essential for accessibility and ensures that screen reader users do not accidentally navigate to the background page content. In complex application architectures, ot

reactbootstrap accessibility react-bootstrapSky River0 rep · 25 May 2025, 16:57 UTC