9/9/2026 · 3 min read
salesforceapexwinter-27heap-limitgovernor-limitsdevelopment-best-practices
Salesforce's Winter '27 release unexpectedly boosts Apex heap limits, significantly increasing available memory for both synchronous and asynchronous operations. This article explores the practical implications, testing the new limits with a zip handler and cautioning against abandoning best practices despite the expanded capacity.
This article discusses the expanded capabilities of Apex integration testing in the Winter '27 release, demonstrating how to use the `@IntegrationTest` annotation for external callouts beyond Agentforce and Data 360. It highlights the setup for a preview scratch org and provides a practical example with the Agify.io service.
This article, part of a series, addresses common mistakes (anti-patterns) in designing Salesforce sharing models that lead to significant security vulnerabilities and hinder an organization's ability to scale. It emphasizes how initial simplicity can quickly become a complex, problematic structure as an org grows.
This article explores the evolution of Trailhead's prominence within the Salesforce ecosystem, examining its decade-long history as a foundational learning tool and questioning how its popularity might have shifted despite ongoing usage.