Ousmane D.

Ousmane D. has asked 2 questions and find answers to 370 problems.

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Ousmane D. questions

When to use specialised stream methods over methods in the Collectors class or vice versa?
What is the equivalent of Java's Stream#Peek method in Linq C#?

Ousmane D. answers

How to get certain String values in an array in java
Java 8 compare objects from the same list(array index out of bound)
Using Java Streams to group together a List of objects by an attribute and reduce them to a new list of object with the average of another attribute
When does Map.keySet return null
How to check if an array exists in List of arrays
Remove Whitespaces ONLY at the end of a String (java) [duplicate]
How method .toArray(IntFunction<A[]> generator) knows the size of new Array [duplicate]
Java stream find value by key if exists
Existing way to Java map Optional<> onto object instead of to another object?
Java streams: Optional to stream