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Lambdas and Streams

Lambdas, concurrency, date/time, etc

Best this year

Java functional programming program to find odd numbers in a arrayList?

51 replies 2

How to return a parameterized type from a method?

16 replies

Lambdas and Streams

Question about method reference, program behaviour in this particular case.

10 replies 1

Streams Performance vs Collection Performance

5 replies 1

Lambdas and Streams

Java streams - when to NOT use java streams ?

12 replies

Method references to Instance Methods and class Methods

13 replies

Lambda & functional interface

7 replies

Lambdas and Streams

Transform a unformatted paragraph to a multiple-line length-limited paragraph

10 replies

Lambdas and Streams

Java lambda practice problems for learning and regular practice

11 replies

Expression to statement conversion

3 replies 1

Does syntax for functional programming get difficult to write in case of complex business logic?

20 replies

passing argument to nested biconsumer

9 replies

Java 8 Stream, Optional don't understand this particular case

9 replies

.map(i -> 1).sum() preferable to .count() with IntStream?

8 replies 1

Confused in applying lambda to Apache flink function

2 replies

Can I start a Thread subclass as a lambda?

9 replies

How to know what kind of function forEach method of a list will take when it shows as Consumer?

12 replies

Lambdas and Streams

Optional & Stream.empty().min()

3 replies

Count total price of items in HashMap via Streams

6 replies

Is there a way to collect to map this way?

7 replies

More »
Best this month

Confused in applying lambda to Apache flink function

2 replies

Is there a way to collect to map this way?

7 replies

More »
Lambdas and Streams Forum at JavaRanch

Confused in applying lambda to Apache flink function

1 week ago 2 replies

Is there a way to collect to map this way?

3 weeks ago 7 replies

How to return a parameterized type from a method?

4 weeks ago 16 replies

Lambdas and Streams

Optional & Stream.empty().min()

1 month ago 3 replies

Weird output order when reading file

2 months ago 2 replies

How to find the first character which occurs only once in string?

2 months ago 2 replies

Lambdas and Streams

Writing fully optional and functional method that maps String to natural number

2 months ago 2 replies

Expression to statement conversion

3 months 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 months ago 7 replies

Streams Performance vs Collection Performance

3 months ago 5 replies 1

Lambda & functional interface

3 months ago 7 replies

Count total price of items in HashMap via Streams

3 months ago 6 replies

Lambdas and Streams

Java streams - when to NOT use java streams ?

3 months ago 12 replies

Question in Java8 Stream .map

3 months ago 7 replies

Java in General

Question about method reference, program behaviour in this particular case.

4 months ago 10 replies 1

Java 8 Stream, Optional don't understand this particular case

4 months ago 9 replies

passing argument to nested biconsumer

4 months ago 9 replies

Beginning Java

stream.forEach and direct set.forEach difference

4 months ago 8 replies

Beginning Java

Java lambdas and streams - Should we make it mandatory to use them in projects ?

4 months ago 12 replies 1

Lambdas and Streams

Java lambda practice problems for learning and regular practice

4 months ago 11 replies

lambda single statement

5 months ago 2 replies

Design

Transform a unformatted paragraph to a multiple-line length-limited paragraph

5 months ago 10 replies

Confused on method signature collect in Stream inteface

5 months ago 5 replies

Programmer Certification (OCPJP)

map function and String.split method

5 months ago 7 replies

Java in General

Passing a Method as an Argument

6 months ago 10 replies

Lambdas and Streams

UnaryOperator cannot be found

6 months ago 6 replies

Java in General

Handling multiple requests using CompletableFuture

6 months ago 3 replies

.map(i -> 1).sum() preferable to .count() with IntStream?

6 months ago 8 replies 1

Method references to Instance Methods and class Methods

6 months ago 13 replies

Question about Stream.map method

6 months ago 3 replies

Associate Certification (OCAJP 7/8)

How to use generic function interface method type parameters in a lambda.

7 months ago 5 replies

Splitting string, flatMapping it and creating objects using Java streams?

7 months ago 7 replies

Programmer Certification (OCPJP)

Lambda equivalent of method references

8 months ago 4 replies

How do I find Consecutive Letters?

8 months ago 1 reply
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Lambdas and Streams

Best this year

Java functional programming program to find odd numbers in a arrayList?

How to return a parameterized type from a method?

Question about method reference, program behaviour in this particular case.

Streams Performance vs Collection Performance

Java streams - when to NOT use java streams ?

Method references to Instance Methods and class Methods

Lambda & functional interface

Transform a unformatted paragraph to a multiple-line length-limited paragraph

Java lambda practice problems for learning and regular practice

Expression to statement conversion

Does syntax for functional programming get difficult to write in case of complex business logic?

passing argument to nested biconsumer

Java 8 Stream, Optional don't understand this particular case

.map(i -> 1).sum() preferable to .count() with IntStream?

Confused in applying lambda to Apache flink function

Can I start a Thread subclass as a lambda?

How to know what kind of function forEach method of a list will take when it shows as Consumer?

Optional & Stream.empty().min()

Count total price of items in HashMap via Streams

Is there a way to collect to map this way?

Best this month

Confused in applying lambda to Apache flink function

Is there a way to collect to map this way?

Lambdas and Streams Forum at JavaRanch

Confused in applying lambda to Apache flink function

Is there a way to collect to map this way?

How to return a parameterized type from a method?

Optional & Stream.empty().min()

Weird output order when reading file

How to find the first character which occurs only once in string?

Writing fully optional and functional method that maps String to natural number

Expression to statement conversion

I read that you should make a new JDBC connection and close it ASAP when inserting data?

Streams Performance vs Collection Performance

Lambda & functional interface

Count total price of items in HashMap via Streams

Java streams - when to NOT use java streams ?

Question in Java8 Stream .map

Question about method reference, program behaviour in this particular case.

Java 8 Stream, Optional don't understand this particular case

passing argument to nested biconsumer

stream.forEach and direct set.forEach difference

Java lambdas and streams - Should we make it mandatory to use them in projects ?

Java lambda practice problems for learning and regular practice

lambda single statement

Transform a unformatted paragraph to a multiple-line length-limited paragraph

Confused on method signature collect in Stream inteface

map function and String.split method

Passing a Method as an Argument

UnaryOperator cannot be found

Handling multiple requests using CompletableFuture

.map(i -> 1).sum() preferable to .count() with IntStream?

Method references to Instance Methods and class Methods

Question about Stream.map method

How to use generic function interface method type parameters in a lambda.

Splitting string, flatMapping it and creating objects using Java streams?

Lambda equivalent of method references

How do I find Consecutive Letters?

Java