ReadMeFeed / Community knowledge
Certifications, career advice, introductions and open discussions.
Figma's auto-save mechanism continuously records cloud-stored snapshots of files as edits occur. For low-traffic workloads, this produces a persistent revision chain that expands over time even when activity is minimal, and there is no documented setting to disable auto-save or cap the number of retained revisions per file. Because storage and revision histo
NixOS maintains system immutability by storing configurations in the /nix/store . While system generations are atomic and easily reversible, stateful data—such as database directories, log files, or persistent user configurations—typically reside outside the immutable store to survive transitions. A challenge arises when using nix-collect-garbage to prune ol
The goal is to determine whether the New Relic Java agent records the exact moment a HikariCP connection pool reaches its maximum size, or only reports aggregated connection counts at each harvest window. The agent collects pool metrics on a default 60‑second harvest cycle, and Java agent 8.x renamed the metric namespace from Database/ConnectionPool/* to Dat
The goal is to run integration tests in the SDL pipeline without exposing production credentials while ensuring that test behavior remains faithful to the production API. Constraints include maintaining API contract fidelity, reproducing nuanced failure modes such as rate‑limit responses and authentication errors, and keeping the switch between mock and real
Administrators want to set up YARN Resource Manager alerts that flag container memory over‑utilization promptly while avoiding excessive notifications during normal workload spikes. The YARN Metrics2 subsystem reports container memory usage, but the documentation does not prescribe a universal default threshold; different Hadoop distributions use values rang
Background The htmx SSE extension maintains persistent server-sent event connections for real-time updates, but its reconnection behavior after browser tab restoration or network interruption relies on the browser's native EventSource implementation combined with htmx's reconnect configuration parameter. The core documentation does not formally specify recon
Problem Context When compiling two translation units that each contain a tentative definition of a global variable named foo , GCC 10 and newer emit a linker error such as duplicate symbol 'foo' . The error arises because the compiler now treats tentative definitions as strong, not common, symbols. Constraints and Uncertainty Prior to GCC 10, the compiler de
Configure package source credentials in a user-level NuGet.Config so private feeds are accessible without committing secrets to source-controlled project files. NuGet merges package sources and packageSourceCredentials from project, user, and machine configuration layers. Credentials stored directly under packageSourceCredentials are plain text and are not e
Goal IntelliJ IDEA’s built‑in HTTP client must resolve proxy hosts and validate SSL certificates for plugin repositories. When a proxy host’s IP changes, the IDE should re‑resolve the hostname to avoid stale connections. Constraints & Uncertainty IntelliJ does not expose a DNS cache or a flush command; the JVM performs resolution, and the IDE’s SSL conte
nixos
newrelic
sdl
yarn
htmx
nuget
intellij