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New posts in option-type
Is it possible to document that return value is not null with Java Optional?
Jun 25, 2026
java
option-type
non-nullable
Latest non-Nothing values in a list
Jun 24, 2026
list
haskell
option-type
Spring Data JPA findById() method returning null instead of Empty Optional
Jun 21, 2026
java
spring
spring-data-jpa
option-type
How to look up values in a HashMap<Option<String>, V> without copying?
Jun 22, 2026
rust
hashmap
option-type
Value of optional type 'UIColor?' must be unwrapped to a value of type 'UIColor'
Jun 20, 2026
swift
syntax-error
option-type
Java Optionals to check input parameters
Jun 20, 2026
java
java-8
option-type
Best way to model optional arguments
Jun 19, 2026
scala
design-patterns
option-type
C2143 syntax error when including boost/optional.hpp
Jun 19, 2026
c++
boost
visual-studio-2015
option-type
boost-optional
Bad return type in method reference: Cannot convert Employee to Optional<U>
Jun 18, 2026
java
lambda
option-type
flatmap
Idiomatic way to do max for Option<number> in Rust
Jun 14, 2026
rust
option-type
How can I print a Maybe?
Jun 15, 2026
haskell
option-type
Do notation for monad in function returning a different type
Jun 11, 2026
haskell
monads
option-type
How to convert Optional<Object> to Optional<String> [closed]
Jun 10, 2026
java
java-8
option-type
java-11
What happened to the UIView?() constructor in Swift 3.0?
Jun 08, 2026
swift
option-type
swift3
C++ equivalent of Javascript's '?.' operator for optional-chaining?
Jun 09, 2026
c++
option-type
idioms
stdoptional
optional-chaining
How can I accomplish using Optional and Streams?
Jun 09, 2026
java
java-stream
option-type
Tranforming Guava Optional with function that might return null
Jun 08, 2026
java
guava
option-type
ABRecordCopyValue not working when object doesn't exist
Jun 08, 2026
xcode
swift
ios8
option-type
abrecord
Scala `for - yield` gives Option of Tuple, but need Tuple of Option's
Jun 07, 2026
scala
option-type
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