Safe Mode is Lyft's Approach to Handle Feature Flags Incidents
Feature flags are a useful tool to conduct A/B experiments and to roll out changes in a controlled way. To make sure that their use does not end up disappointing users when a change causes a crash or degrades the user experience, Lyft created Safe Mode, specifically aimed to prevent crash loops on launch.
AWS Amplify for Swift Reaches 2.0, Brings Async/Await and macOS Support
Previously known as AWS Amplify iOS, AWS Amplify for Swift now offers a rewritten API to support Swift async/await and make concurrency code more idiomatic. Additionally, the new release introduces beta support on macOS for a number of AWS features, including Auth, Storage, Geo, and others.
How Slack Engineers Addressed their Most Common Mobile Development Pain Points
In a rather detailed article, Slack engineers Ahmed Eid and Arpita Patel provided an interesting peek into the processes they adopted along the years to improve developer experience in a number of distinct areas and the tools they used to that aim.