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Binding with optional struct...

findFirst on a Stream<Optional<T>>...

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How to convert between Options with Into?...

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Is std::bad_optional_access a small crime against exceptions?...

What is the Maybe type and how does it work?...

Java: How to throw an exception in optional ifPresent using method reference or use a runnable in if...

Cats OptionT future not completing...

Canonical way to work on Option elements in Scala...

Obtain a Value mapped to the Key that matches the Predicate from a List of Map using Streams...

Convert Option[String] to Option[Path]...

Swift unwrap optional init inside convenience init...

Java-Stream & Optional - Find a value that matches to a stream-element or provide a Default valu...

Why Optional.isEmpty() which checks for NULL is not called isNull()...

null to listOf(), not null to listOf(value) in Kotlin in one liner?...

How can I unit-test Exception thrown inside a Lambda?...

Laravel `lt` and 'gt' validation rules only if target fields are present...

Why there is no optional(nil) but only nil?...

Is there standard Option or Nullable class in Java?...

OCaml Option get...

Scala case class update value...

Asymmetry of (Some (x), None).min and max...

Convert a List of Options to an Option of List using Scalaz...

'Optional.get()' without 'isPresent()' check...

Are Maybes a good pattern for scala?...

Why does Rust need the `if let` syntax?...

How to implement Error::cause properly in Rust?...