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Lambdas and Streams
Lambdas, concurrency, date/time, etc
Best this year
'forEach(java.util.function.Consumer)' in 'java.lang.Iterable' cannot be applied
29 replies
1
How does one debug a stream pipeline?
21 replies
7
4
Before Java8 did functional programming not exist in Java or was possible by passing anonymous class
28 replies
Why doesn't reduce() throw a Runtime exception on an empty stream instead of returning the identity?
26 replies
1
what does it mean that "method reference needs an explicit target-type"?
29 replies
Can you add to a stream? Otherwise, of what use is an empty stream...
21 replies
2
Why are methods like forEach called higher order function instead of higher order methods?
22 replies
2
Lambdas and Streams
Concurrency and Streams and parallel(). Is this the correct understanding?
31 replies
How does one implement and call one's own Functional Interface?
15 replies
* Welcome Venkat Subramaniam
18 replies
1
What is the purpose of a combiner - isn't the accumulator sufficient?
11 replies
2
Reduce Stream to Contain Last Element Only
9 replies
1
Trying to understand how the datatypes are determined in this reduce()
4 replies
1
don't understand how final is applied in this case
6 replies
Lambdas and Streams
Threads in streams
11 replies
TDD and Functional Programming
6 replies
Lambdas and Streams
How can i handle to get result from completableFuture without block ?
7 replies
Functional Interfaces P435 OCP Java SE17 Developer Study Guide
4 replies
Java vs Scala vs Kotlin vs Groovy vs Clojure as a Functional Programming language on the JVM
4 replies
* Winners: Functional Programming in Java: Harness the Power of Streams and Lambda Expression
2 replies
1
More »
Best this month
How does one debug a stream pipeline?
21 replies
7
4
More »
Lambdas and Streams Forum at JavaRanch
How to get User object from Mono<User> on Spring WebFlux?
4 years ago
0 replies
Implementing the Comparator interface
Staff volunteer someone thinks this thread is probably resolved
4 years ago
12 replies
Beginning Java
[Beginner] Trying to understand syntax of lambda
4 years ago
3 replies
Combining multiple regexes into one
4 years ago
8 replies
1
What is inside the stream produced by an intermediate operation?
4 years ago
14 replies
1
Throw exception if invald input
4 years ago
4 replies
Beginning Java
Problems learning streams and lambdas
Staff volunteer someone thinks this thread is probably resolved
4 years ago
2 replies
Objects are Closures
4 years ago
14 replies
1
Changing x and y with a Lambda
4 years ago
8 replies
New to Lambdas and not seeing the benefits
4 years ago
3 replies
Does the Spliterator have internal repository?
4 years ago
15 replies
1
how to use optional better?
4 years ago
8 replies
Lambdas and Streams
Streams and NIO.2
4 years ago
3 replies
Lambdas and Streams
Traversing a stream of Characters
Staff volunteer someone thinks this thread is probably resolved
4 years ago
51 replies
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2
Beginning Java
Cannot Expand Lambda Expression to a Class
4 years ago
4 replies
Lambdas and Streams
Advantage of functional interface in Java?
4 years ago
2 replies
Programmer Certification (OCPJP)
Sybex OCP Java 8 Study Guide: p557 query (possible erratum?)
4 years ago
11 replies
Lambdas and Streams
When introducing lambdas, why did they limit its usage to functional interface implementations?
4 years ago
15 replies
1
Optional's ifPresentOrElse method
4 years ago
15 replies
1
How to know the return type of Streams
4 years ago
5 replies
3
Reduce Question
4 years ago
14 replies
Lambdas and Streams
Lambdas - A contrived example for the Java rookies
4 years ago
15 replies
Lambdas and Streams
Stream API methods updating backing source of stream
5 years ago
5 replies
New StringBuilder method reference - why does this not compile?
5 years ago
7 replies
Beginning Java
[Beginner] Lambda
5 years ago
16 replies
What exactly is stream reduction?
5 years ago
8 replies
Beginning Java
What does return really mean in Java?
5 years ago
12 replies
Concurrent Collection
5 years ago
2 replies
ExecutorService submit as lambda of Stream forEach operation
5 years ago
3 replies
Please help port C# Linq code to Java 8 Streams
5 years ago
6 replies
Lambdas and Streams
Books for learning Java Streams
5 years ago
4 replies
Changing API design to accommodate lambda expressions
5 years ago
2 replies
How to get the average of an array with a Stream
5 years ago
2 replies
Lambdas and Streams
Unexpected difference in Function<String, String> vs.UnaryOperator<String> behaviour
5 years ago
11 replies
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