In Swift, private provides the strictest level of access control. You should only use fileprivate when you have a specific reason to allow access from other parts of the same file.
Method compactMap removes nil results from optional value sequences during transformation, and flatMap flattens nested sequences into a single level sequence.
Tuples can store only a fixed number of elements and types at each index, while arrays can store any combination of types and the order is not important.
In Swift, @objc is used to expose a method, property, or class to Objective-C, while @nonobjc is used to explicitly hide an entity from Objective-C.
The main difference between callAsFunction and @dynamicCallable is that the former is more static and type-safe, while the latter is more dynamic and flexible.
Both React hooks allow you to manage state, useState is suitable for basic state management, useReducer is better suited for handling complex state changes or actions.
Both hooks help optimize performance by memoizing values in React app, useCallback returns a memoized callback function, useMemo returns a memoized value.
Debounce is concerned with delaying the invocation until a period of inactivity has passed, while throttle focuses on limiting the frequency of invocations to a predefined interval.
Both are used to perform side effects, the main difference is execution timing, useEffect runs asynchronously after painting, useLayoutEffect runs synchronously before painting.
Inline SVGs provide direct control and flexibility, while external SVGs offer better modularity, reusability, and easier collaboration between designers and developers.