831 articles — Page 34 of 70
How to fix Docker HEALTHCHECK failures — command syntax, curl vs wget availability, start period, interval tuning, health check in docker-compose, and debugging unhealthy containers.
How to fix Express rate limiting not working — middleware order, trust proxy for reverse proxies, IP detection, store configuration, custom key generation, and bypassing issues.
How to fix GitHub Actions secrets that appear empty or undefined in workflows — secret scope, fork PR restrictions, environment protection rules, secret names, and OIDC alternatives.
How to fix Go error handling — errors.Is vs ==, errors.As for type extraction, fmt.Errorf %w for wrapping, sentinel errors, custom error types, and stack traces.
How to handle Go panics correctly, recover() placement, goroutine panics, HTTP middleware recovery, defer ordering, distinguishing panics from errors, and when not to use recover.
How to fix GraphQL error handling — error extensions, partial data with errors, Apollo formatError, custom error classes, client-side error detection, and network vs GraphQL errors.
How to fix GraphQL subscriptions not receiving updates — WebSocket setup, subscription protocol, Apollo Client config, server-side pub/sub, authentication over WebSocket, and reconnection.
How to fix Jest async test timeouts — missing await, unresolved Promises, done callback misuse, global timeout configuration, fake timers, and async setup/teardown issues.
How to fix Jest coverage not collecting all files — collectCoverageFrom config, coverage thresholds, Istanbul ignore comments, ts-jest setup, and Babel transform issues.
How to fix Kotlin coroutines not executing — CoroutineScope setup, dispatcher selection, structured concurrency, cancellation handling, blocking vs suspending calls, and exception propagation.
How to fix Kotlin coroutine cancellation issues — scope lifecycle, SupervisorJob, CancellationException handling, structured concurrency, viewModelScope, and cooperative cancellation.
How to fix Laravel queue jobs not running — queue worker not started, wrong connection config, failed jobs, job timeouts, horizon setup, and database vs Redis queue differences.