New posts in optional

Swift optional escaping closure parameter

swift function closures optional

Swift: guard let vs if let

swift swift2 optional conventions control-flow

Java 8 - Difference between Optional.flatMap and Optional.map

java java-8 optional

Difference between `Optional.orElse()` and `Optional.orElseGet()`

java java-8 optional

Why use Optional.of over Optional.ofNullable?

java java-8 nullpointerexception null optional

When should I compare an optional value to nil?

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Are parameters in strings.xml possible? [duplicate]

android dynamic parameters string optional

Functional style of Java 8's Optional.ifPresent and if-not-Present?

java functional-programming java-8 optional

Should Java 8 getters return optional type?

java java-8 nullable optional

Why create "Implicitly Unwrapped Optionals", since that implies you know there's a value?

swift design-patterns optional

Why should Java 8's Optional not be used in arguments

java java-8 optional

What does an exclamation mark mean in the Swift language?

swift optional forced-unwrapping

Uses for Optional

java java-8 optional

What is an optional value in Swift?

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