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Editorial question147.5K views2,680 votes0 answers1,206 following

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Does Contao fall back to the filesystem cache driver when no external cache is configured?

The goal is to understand why a Contao installation that operates correctly with the filesystem cache on a developer's machine fails after deployment to a production server, even though no explicit cache configuration has been changed. In the local environment Contao appears to default to the filesystem cache, but the production server may be selecting a dif

environment-variables

contao configurationNeel Maple0 rep · 04 Nov 2020, 08:02 UTC

Editorial question78.6K views2,730 votes0 answers2,105 following

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Figma Dev Mode and Code Connect: keeping mapped components truthful as the code library evolves

We are adopting Figma's Dev Mode so developers can inspect designs, and we plan to publish Code Connect mappings from our component repository so Dev Mode shows real usage snippets instead of generic generated CSS. Both features are documented and supported, but the boundary between them is what concerns us. Our understanding is that the mapping is one-direc

code-connect dev-mode design-systemsKavi Finch0 rep · 04 Nov 2020, 01:03 UTC

Editorial question24.4K views4,142 votes0 answers1 comment4,309 following

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Appwrite Cloud versus Self‑Hosted: Trade‑off Between Managed Simplicity and Full Control for Production Deployments

The goal is to select a deployment strategy that preserves the straightforward local development experience while ensuring reliable production operation, data sovereignty, and the ability to tailor backend services as needed. Locally, a Docker Compose setup relies on APP_DOMAIN=localhost and default environment variables, which works until the service is exp

functions cloud-vs-selfhost

appwriteDev Dey0 rep · 03 Nov 2020, 06:48 UTC

Editorial question144.2K views2,221 votes0 answers1,202 following

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Should you raise the file‑descriptor limit or enable TCP_TW_REUSE to prevent connection‑pool exhaustion on NAT‑exposed hosts?

Goal Select a mitigation that reliably prevents intermittent connection‑pool exhaustion on Unix hosts handling high‑churn outbound traffic. Constraints TCP_TW_REUSE is unsafe on systems that act as NAT routers or that rely on TIME_WAIT for duplicate‑packet suppression. Raising the per‑process file‑descriptor limit can hide application‑level leaks and require

unix file-descriptor connection-poolNia Finch0 rep · 02 Nov 2020, 20:37 UTC

Editorial question77.2K views1,380 votes0 answers2,873 following

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Executor memory overhead change Spark 3.x local mode to YARN Kubernetes

Executor memory limits that are sufficient on a developer workstation do not map consistently to container limits in production. In Spark 3.x, spark.executor.memory defines heap while spark.executor.memoryOverhead adds a non-heap allowance, and the sum is enforced by YARN and Kubernetes cgroups. Local[*] mode runs driver and executors in one JVM and does not

yarn

kubernetes executor-memoryAsh Byte0 rep · 02 Nov 2020, 03:38 UTC

Editorial question117.9K views4,372 votes0 answers820 following

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htmx Request Lifecycle and hx-indicator/hx-swap Under Load

Assuming htmx 2.x, the goal is to define an integration contract between htmx’s request lifecycle and hx-indicator / hx-swap behavior when a user action can start overlapping requests. The contract must distinguish request in-flight state from DOM update state because the indicator’s CSS class and the target’s replacement follow different lifecycle boundarie

htmx concurrency ajaxSora Atlas0 rep · 30 Oct 2020, 03:58 UTC

Editorial question144.1K views2,451 votes0 answers2,114 following

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Kibana Index Pattern field discovery and mapping synchronization

Index Pattern Field Mapping Kibana utilizes Index Patterns to bridge Elasticsearch indices with the visualization interface. This process relies on the Elasticsearch Mapping API to identify field types and populate the local Kibana cache, which governs how data appears in the Discover tab. When the underlying Elasticsearch mapping is modified after an Index

field-mapping index-patterns

kibanaSky Cedar0 rep · 29 Oct 2020, 23:29 UTC

Editorial question105.5K views2,635 votes0 answers1,498 following

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Gas estimation discrepancies between local nodes and production RPC providers

When using web3.js to deploy smart contracts, transactions often succeed on local development environments like Hardhat or Anvil but fail with 'out of gas' errors when executed against production-grade providers like Infura or Alchemy. Local nodes frequently provide infinite gas limits or decoupled block states that do not account for the strict constraints

gas-estimation

web3js smart-contractsNia River0 rep · 25 Oct 2020, 10:52 UTC

Editorial question135.8K views851 votes0 answers1,304 following

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setFirstResult ordering boundary without explicit ORDER BY in Hibernate

Hibernate's setFirstResult and setMaxResults pagination mechanism scans and discards database rows, resulting in O(n) cost for large offsets, a behavior consistent across Hibernate 5.x and 6.x when using standard JDBC. A documented requirement states that explicit ORDER BY is mandatory before pagination to ensure deterministic row ordering; omission yields n

offset-scan order-by-limits

hibernateAri Atlas0 rep · 20 Oct 2020, 11:40 UTC