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New posts in optional
Convert optional string to int in Swift
Nov 07, 2022
swift
optional
Optional<List> Java 8 lambda expressions get first element
Aug 20, 2022
lambda
java-8
java-stream
optional
Get field of optional object or return null
Nov 12, 2022
java
nullpointerexception
java-8
optional
nullable
Creating an Object from Optional<Object>
Mar 23, 2022
java
java-stream
optional
How to join two Optional<String> with a delimiter in Java 8
Apr 02, 2022
java
java-8
optional
The signature of flatMap in Optional of Java 8
Nov 15, 2022
java
java-8
optional
What makes Swift's "Optional" safer than Objective-C's "nil"?
Sep 13, 2022
objective-c
swift
pointers
optional
where to find missing optional ant tasks?
Sep 03, 2018
ant
task
optional
How does Optional covariance work in Swift
Feb 20, 2022
swift
optional
covariance
Swift tuple to Optional assignment
Sep 06, 2017
ios
swift
tuples
optional
option-type
Swift Optionals (or Haskell's Maybe) in Python?
Mar 03, 2022
python
swift
haskell
optional
maybe
How does Swift ReferenceWritableKeyPath work with an Optional property?
Jul 06, 2021
swift
optional
combine
swift-keypath
option-type
optional constructor with initializer_list
Feb 28, 2022
c++
c++14
optional
c++17
Apache Spark Joins example with Java
Nov 20, 2022
java
join
apache-spark
optional
Swift - Unwrap optional in for in loop with where clause
Oct 03, 2022
swift
optional
for-in-loop
option-type
Why can I declare a variable without writing optional mark?
Oct 15, 2022
ios
swift
optional
Change type to non-optional after get rid of nils by applying filter
Sep 23, 2022
swift
optional
swift5
option-type
Is there a concise way to "invert" an Option?
Jun 11, 2022
scala
optional
option-type
Else method for ifPresent Stream [duplicate]
Nov 11, 2022
java
lambda
java-8
java-stream
optional
option-type
Folding list of options
Apr 22, 2021
f#
optional
fold
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