iterable Archives - IT Nursery

What is the difference between iterator and iterable and how to use them?

I am new in Java and I’m really confused with iterator and iterable. Can anyone explain to me and give some examples? 14 ...

May 24, 2022
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Why does Iterable not provide stream() and parallelStream() methods?

I am wondering why the Iterable interface does not provide the stream() and parallelStream() methods. Consider the following class: public class Hand implements ...

May 21, 2022
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Why does Stream not implement Iterable?

In Java 8 we have the class Stream<T>, which curiously have a method Iterator<T> iterator() So you would expect it to implement interface ...

May 17, 2022
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Java: Get first item from a collection

If I have a collection, such as Collection<String> strs, how can I get the first item out? I could just call an Iterator, ...

May 13, 2022
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Easy way to convert Iterable to Collection

In my application I use 3rd party library (Spring Data for MongoDB to be exact). Methods of this library return Iterable<T>, while the ...

May 4, 2022
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Convert Iterable to Stream using Java 8 JDK

I have an interface which returns java.lang.Iterable<T>. I would like to manipulate that result using the Java 8 Stream API. However Iterable can’t ...

May 4, 2022
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What exactly are iterator, iterable, and iteration?

What is the most basic definition of “iterable”, “iterator” and “iteration” in Python? I have read multiple definitions but I am unable to ...

May 2, 2022
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In Python, how do I determine if an object is iterable?

Is there a method like isiterable? The only solution I have found so far is to call hasattr(myObj, '__iter__') But I am not ...

April 13, 2022
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What is the difference between iterator and iterable and how to use them?

An Iterable is a simple representation of a series of elements that can be iterated over. It does not have any iteration state such as ...

April 6, 2022
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