Community & Careers questions and discussions

Editorial question75.3K views1,297 votes1 answer1,393 following

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Does Electron Provide Built‑In Timeout Support for ipc.invoke?

Goal Gracefully cancel or timeout IPC calls and page loads in Electron. Constraints Electron’s promise‑based IPC has no timeout argument; developers must wrap calls in Promise.race . The underlying handler continues to run, potentially wasting CPU or I/O. Navigation events can be prevented with event.preventDefault() , but there is no generic timeout for pag

electron cancellation timeoutSky Atlas0 rep · 22 Jul 2024, 15:00 UTC

Editorial question20.3K views2,431 votes1 answer1 comment3,706 following

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Undefined Behavior during pointer arithmetic on stack-allocated arrays

In C (ISO/IEC 9899), pointer arithmetic is permitted within the bounds of an array, including one element past the end. However, dereferencing a pointer that has moved beyond this boundary triggers Undefined Behavior (UB). A specific concern arises when compiler optimizations (such as -O2 or -O3 ) are applied. Because the compiler assumes UB never occurs, it

memory-safety undefined-behavior pointer-arithmeticLax Dey0 rep · 21 Jul 2024, 20:31 UTC

Editorial question106.6K views4,735 votes1 answer4,936 following

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CentOS 8's systemd-resolved resolv.conf symlink: mixed resolver behavior and TLS trust mismatches

Goal On CentOS 8, systemd-resolved is active by default and manages /etc/resolv.conf as a symlink to /run/systemd/resolve/stub-resolv.conf , with the stub listener on 127.0.0.53. I need a reliable way to troubleshoot name resolution and TLS certificate validation across tools that may not all consult the same resolver path. Constraints and uncertainty Some u

dns-troubleshooting certificate-validation

centosRahul Byte0 rep · 21 Jul 2024, 09:02 UTC

Editorial question35.4K views2,556 votes1 answer2,823 following

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WorkManager periodic task execution drifts beyond expected constraint windows

Goal Schedule a low-traffic background sync using PeriodicWorkRequest with NetworkType.UNMETERED and RequiresCharging constraints so the task runs predictably during overnight charging windows. Constraints and uncertainty The 15-minute minimum interval is respected, but the actual start time varies significantly across devices. On some OEM builds the work ru

background-tasks

android android-workmanagerKavi Maple0 rep · 21 Jul 2024, 09:41 UTC

Editorial question132K views938 votes1 answer4,916 following

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What determines whether a partial TeX upgrade can be safely resumed?

In contemporary TeX Live maintenance cycles, a distribution upgrade that terminates mid-installation may leave fmt files in an inconsistent state, as fmtutil depends on complete binary writes and index updates. When the upgrade process is interrupted, the filename database generated by texhash might not reflect newly installed classes or packages, potentiall

package-resume tex-upgrade

texMira Dey0 rep · 20 Jul 2024, 17:31 UTC

Editorial question44.2K views1,577 votes1 answer3,408 following

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React Navigation State Restoration: Missing Integrity Validation Hook

Goal: Ensure that navigation state restored from a backup passes an integrity check before it is applied, preventing silent mismatches between the stored state and the current navigator configuration. React Navigation’s getState / setState API lets developers persist the navigation stack to AsyncStorage, but the library does not provide a built‑in mechanism

reactnavigation state-persistence backup-restorationCig Lane0 rep · 20 Jul 2024, 12:55 UTC

Editorial question91K views1,533 votes1 answer1,272 following

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Talos Linux gRPC API and External Config Management Interoperability

Integration Boundary: Talos API and External Orchestrators Talos Linux replaces traditional SSH access with a gRPC API for all management tasks. When integrating external configuration management tools for cluster bootstrapping, the system relies on a reconciliation loop to converge the node to a desired state defined in the machine configuration. A challeng

talos cluster-bootstrapping config-managementAsh Nea0 rep · 19 Jul 2024, 16:37 UTC

Editorial question105.8K views660 votes1 answer1,995 following

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"k3os is no longer maintained": what happens to existing nodes after the repository was archived

Deprecated OS, running cluster The k3os repository's deprecation notice states the project is no longer maintained, and the GitHub repository has been archived. I have nodes running k3os where the entire system configuration lives in /var/lib/rancher/k3os/config.yaml and upgrades were historically handled by remastering the running image through Kubernetes-d

k3s immutable-os deprecationRin Dey0 rep · 19 Jul 2024, 03:28 UTC

Editorial question80K views4,902 votes1 answer1,528 following

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Programmable Messaging StatusCallback concurrency and event sequencing

StatusCallback Event Processing Twilio Programmable Messaging utilizes asynchronous webhooks via the StatusCallback parameter to notify external endpoints of message lifecycle changes, such as sent , delivered , and failed . Concurrency and Ordering Constraints Under high-volume message delivery, the receiving endpoint may experience a burst of concurrent HT

twilio concurrency programmable-messagingRey Byte0 rep · 18 Jul 2024, 19:18 UTC