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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
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1
How does one debug a stream pipeline?
21 replies
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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
Turning nested foreach loops into streams
3 years ago
23 replies
Stream to sum up consecutive songs
3 years ago
7 replies
1
Removing duplicate strings with distinct()
Staff volunteer someone thinks this thread is probably resolved
3 years ago
10 replies
Sorting a List by numbers and words
3 years ago
4 replies
Filtering a certain Object from a List
3 years ago
1 reply
Lambdas and Streams
Collection toArray(IntFunction)
3 years ago
2 replies
1
BiPredicate as function argument
3 years ago
10 replies
2
Lambdas and Streams
Java-8 Streams - creating a class with stream() method
Staff volunteer someone thinks this thread is probably resolved
3 years ago
7 replies
1
Is higher order function actually a method and not a function?
3 years ago
67 replies
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1
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2
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Java Streams Playground?
3 years ago
0 replies
When to use parallel streams instead of streams ?
3 years ago
1 reply
Java in General
How to understand the method signature of the comparing() method
3 years ago
6 replies
Implementing a simple higher order function in Java
3 years ago
18 replies
What Are "void-compatible" Blocks And "value-compatible" Blocks
3 years ago
19 replies
1
.map(i -> 1).sum() preferable to .count() with IntStream?
3 years ago
10 replies
1
Java in General
Lambda Expression Question
3 years ago
9 replies
How to correct this code to filter only when orgId also matches within loop
3 years ago
39 replies
How can I understand what actually a stream is?
3 years ago
8 replies
1
Is it possible to group this way using java streams? grouping together based on multiple fields
3 years ago
5 replies
Confused in applying lambda to Apache flink function
3 years ago
2 replies
Is there a way to collect to map this way?
3 years ago
7 replies
How to return a parameterized type from a method?
3 years ago
16 replies
Lambdas and Streams
Optional & Stream.empty().min()
3 years ago
3 replies
Weird output order when reading file
3 years ago
2 replies
How to find the first character which occurs only once in string?
3 years ago
2 replies
Lambdas and Streams
Writing fully optional and functional method that maps String to natural number
3 years ago
2 replies
Expression to statement conversion
3 years ago
3 replies
1
Java in General
I read that you should make a new JDBC connection and close it ASAP when inserting data?
3 years ago
7 replies
Streams Performance vs Collection Performance
3 years ago
5 replies
1
Lambda & functional interface
3 years ago
7 replies
Count total price of items in HashMap via Streams
3 years ago
6 replies
Lambdas and Streams
Java streams - when to NOT use java streams ?
3 years ago
12 replies
Question in Java8 Stream .map
3 years ago
7 replies
Java in General
Question about method reference, program behaviour in this particular case.
3 years ago
10 replies
1
Java in General
Functional Programming
5 years ago
3 replies
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