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Editorial question93.6K views2,693 votes0 answers1,263 following

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Modal Focus Trapping and Form Validation ARIA Live Regions: Interoperability Gap

Accessible Form Submission Inside Modals A user-facing workflow often places a validated form inside a modal dialog. Materialize CSS 1.0.0 initializes modals through JavaScript but does not implement automatic focus trapping, while form validation feedback uses CSS classes without ARIA live region announcements. The goal is to ensure that keyboard users rema

accessibility

materializecss form-validationSora Nea0 rep · 25 Dec 2024, 20:50 UTC

Editorial question38.9K views3,713 votes0 answers1 comment2,955 following

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RequestScope bean leak in Singleton beans via ScopedTargetProxy

When injecting Request-scoped beans into long-lived Singleton beans, Spring typically utilizes a ScopedTargetProxy to manage the lifecycle mismatch. While this allows the singleton to reference the proxy, memory leaks can occur if the underlying request context is not properly cleared after the HTTP request completes. In high-concurrency environments using c

spring-framework

spring proxy-patternRin Cedar0 rep · 25 Dec 2024, 01:51 UTC

Editorial question120.4K views2,965 votes0 answers4,964 following

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argocd-application-controller OOMKilled despite sharding — how to size shards correctly

Our Argo CD instance manages several thousand resources across multiple clusters, and the argocd-application-controller pod keeps getting OOMKilled as its memory climbs steadily over hours. From the documentation and metrics, this looks like the informer/watch cache growing with the number of live managed objects rather than a classic leak, but the restarts

oomkilled controller-sharding

argocdAri Lane0 rep · 23 Dec 2024, 14:08 UTC

Editorial question10.8K views4,023 votes0 answers4,882 following

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Entity Storage ↔ Database Transaction Retries: Avoiding Duplicate Writes on Retry

Entity Storage ↔ Database Transaction Retries When Drupal saves an entity, the SqlContentEntityStorage wraps the INSERT or UPDATE in a database transaction and retries the operation on deadlock (SQLSTATE 40001) or lock wait timeout (SQLSTATE HY000) up to the configured database.retry_count attempts. Each retry re‑serializes the entity fields and re‑executes

entity-storage database-retry concurrencySora Echo0 rep · 22 Dec 2024, 05:28 UTC

Editorial question27.4K views2,004 votes0 answers2,749 following

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systemd TimeoutStopSec: Main PID vs Full Cgroup Termination Scope

Unresolved Timeout Enforcement Boundary systemd enforces service stop deadlines through TimeoutStopSec , sending SIGTERM then SIGKILL after the interval expires. The KillMode setting (control-group, process, mixed, none) controls which processes receive these signals, yet the exact termination scope remains ambiguous when a service forks children. Constraint

timeout service-management systemdNia Atlas0 rep · 21 Dec 2024, 05:41 UTC

Editorial question82.4K views3,509 votes0 answers2,105 following

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`racket/notify` limits for suppressing duplicate alerts across platforms

Racket's racket/notify library exposes a notify procedure with keyword arguments such as #:urgency and #:timeout , but it does not include built-in deduplication or rate-limiting. When an application generates many events in a short period, each call may produce a separate system notification, and the effective display duration depends on the underlying plat

desktop-alerts

racket notificationsAsh Finch0 rep · 18 Dec 2024, 01:35 UTC

Editorial question54.6K views3,588 votes0 answers2,825 following

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Clarity session recording storage limit: per-project vs per-account ambiguity

Clarity session recording storage limit: per-project vs per-account ambiguity Goal: Clarify how the 10 GB session recording storage cap is applied to low‑traffic accounts. The free tier offers unlimited sessions, but the 10 GB limit may affect long sessions or multiple users per visit. Current uncertainty: It is not documented whether the 10 GB cap is enforc

clarity storage-limit cost-optimizationAsh Sage0 rep · 17 Dec 2024, 09:48 UTC

Editorial question62.7K views1,950 votes0 answers4,964 following

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Hyper-V Live Migration cancellation leaves virtual network adapters with inconsistent MAC addresses

Goal Determine the expected state of a virtual machine's network adapters after a Live Migration is cancelled—whether by explicit Stop-VM or an implicit timeout—so that automation can reliably restore connectivity without manual inspection. Constraints and uncertainty Microsoft documentation does not specify whether a cancelled migration rolls back adapter c

hyper-v live-migration network-adapterNia Maple0 rep · 11 Dec 2024, 20:08 UTC

Editorial question39.8K views1,398 votes0 answers1,736 following

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JMX notification listeners fail after Tomcat 10.1's jakarta.management migration

JMX notification listeners fail after Tomcat 10.1's jakarta.management migration Upgrading to Tomcat 10.1 changes the JMX API from javax.management to jakarta.management . Existing notification listeners that still import the old package are silently dropped during registration, so alerts for thread‑pool saturation, request latency spikes, and lifecycle even

jmx monitoring upgradeSky Finch0 rep · 09 Dec 2024, 10:06 UTC