Choosing Between Mobx's makeObservable and makeAutoObservable for React State
Guide to deciding between Mobx's makeObservable and makeAutoObservable, with constraints, a comparison table, trade‑offs, sample stores, and verification steps.
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reactSwiftUI @Observable: Stop Rebuilding Views That Read Unrelated Properties
ObservableObject invalidates every observing view on any @Published change. SwiftUI's @Observable macro tracks which properties a body actually reads, cutting redundant updates—if you can live with the trade-offs.
appleUsing Kotlin Delegated Properties to Offload Getter/Setter Logic
Learn how Kotlin delegated properties offload getter/setter logic to a delegate object, with a worked lazy/observable example, limits, and common pitfalls.
Choosing the Right RxJS Flattening Operator for Real‑World Scenarios
A quick guide to switchMap, mergeMap, concatMap, and exhaustMap with concrete examples for autocomplete, retries, and ordered writes.
switchMap inner observable completion timing during concurrent emissions
Managing Inner Stream Lifecycle In RxJS 6+, the switchMap operator is used to manage asynchronous race conditions by cancelling previous inner subscriptions when a new value arrives from the source. This prevents outdated notifications from reaching the observer. A design uncertainty exists regarding the precise timing of completion signals when an inner obs
RxJS expand pagination: choosing the right termination condition for a cursor-based API walk
I'm building an RxJS pipeline that walks a cursor-paginated REST endpoint using the expand operator. Each page response returns { items, nextCursor } , and the projection fetches the next page whenever a cursor is present. The unresolved decision is how the walk should terminate, because the endpoint's contract is ambiguous: some queries return an empty item
rxjs