StackOverflow Questions for Tag: autoboxing

John Vint

Reputation: 40256

Boxed Primitives and Equivalence

javaautoboxingequivalence

Score: 17

Answers: 4

Niklas Rosencrantz

Reputation: 26661

What is the difference between autoboxing and coercion?

javacautoboxingcoerciontype-coercion

Score: 3

Answers: 3

L. Blanc

Reputation: 2310

Does having a wrapper object return value (e.g. Integer) cause auto boxing in Java?

pythonjavaboxingautoboxing

Score: 9

Answers: 3

Marcel Overdijk

Reputation: 11467

How to use (primitive) autoboxing/widening with Hamcrest?

javaautoboxinghamcrest

Score: 10

Answers: 2

lacas

Reputation: 14067

Java convert Arraylist<Float> to float[]

javaarrayscastingarraylistautoboxing

Score: 54

Answers: 3

Basil Bourque

Reputation: 339868

Why exactly does a `Comparator` using a primitive `int` work in this code? If auto-boxing, at what point does that happen?

javalanguage-lawyerautoboxing

Score: 1

Answers: 1

lowLatency

Reputation: 5664

Expand on this autoboxing explanation

javaboxingautoboxing

Score: 3

Answers: 4

bbotezatu

Reputation: 25

BigDecimal output does not contain precise decimal values?

javadoubleprecisionbigdecimalautoboxing

Score: 1

Answers: 2

nimo23

Reputation: 5698

Comparing "long" and "Long"

javaequalsprimitiveautoboxing

Score: 10

Answers: 1

JGFMK

Reputation: 8904

Why does this code give a null pointer Exception? I thought Character class could handle null being assigned?

javanullpointerexceptionconditional-operatorboxingautoboxing

Score: -1

Answers: 1

mjuarez

Reputation: 16844

Just stumbled on java.util.Tripwire. It's been in Java since 1.8. Zero usages on Github. What could this be used for?

javaautoboxing

Score: 5

Answers: 1

user1968030

Reputation:

Why do we use autoboxing and unboxing in Java?

javaautoboxing

Score: 97

Answers: 10

lineage

Reputation: 895

JLS violations via Number and custom types for switch selector expression

javacompiler-errorsautoboxingjls

Score: 1

Answers: 1

IcedDante

Reputation: 6842

Can I generate warnings when we try to compare Java boxed primitives with "==" instead of ".equals"?

javastatic-analysisprimitiveautoboxing

Score: 2

Answers: 3

maplemaple

Reputation: 1725

Why does .contains(1) return false when called on a HashSet<Long> that contains 1l?

javatype-conversionhashsetautoboxing

Score: 1

Answers: 2

Chiseled

Reputation: 2300

Performance implications of autoboxing on ArrayList of primitive wrappers

javacollectionsperformance-testingprimitiveautoboxing

Score: 2

Answers: 3

A1122

Reputation: 1354

How to count the number of boxing and unboxing operations

javaautoboxing

Score: 0

Answers: 1

Sanskar Dhingra

Reputation: 67

Comparing Integer and int with ==

javaintegerwrapperautoboxingunboxing

Score: 4

Answers: 3

Allen

Reputation: 11

Why the code that the compiler approves but cannot be run by JVM?

javajvmautoboxingjavacompiler

Score: -1

Answers: 2

armnotstrong

Reputation: 9065

how to get equality behavior with autoboxing comparing with Object and int as Java 7 with Java8

javaautoboxing

Score: 0

Answers: 2

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StackOverflow Questions for Tag: autoboxing

Boxed Primitives and Equivalence

What is the difference between autoboxing and coercion?

Does having a wrapper object return value (e.g. Integer) cause auto boxing in Java?

How to use (primitive) autoboxing/widening with Hamcrest?

Java convert Arraylist&lt;Float&gt; to float[]

Why exactly does a `Comparator` using a primitive `int` work in this code? If auto-boxing, at what point does that happen?

Expand on this autoboxing explanation

BigDecimal output does not contain precise decimal values?

Comparing &quot;long&quot; and &quot;Long&quot;

Why does this code give a null pointer Exception? I thought Character class could handle null being assigned?

Just stumbled on java.util.Tripwire. It&#39;s been in Java since 1.8. Zero usages on Github. What could this be used for?

Why do we use autoboxing and unboxing in Java?

JLS violations via Number and custom types for switch selector expression

Can I generate warnings when we try to compare Java boxed primitives with &quot;==&quot; instead of &quot;.equals&quot;?

Why does .contains(1) return false when called on a HashSet&lt;Long&gt; that contains 1l?

Performance implications of autoboxing on ArrayList of primitive wrappers

How to count the number of boxing and unboxing operations

Comparing Integer and int with ==

Why the code that the compiler approves but cannot be run by JVM?

how to get equality behavior with autoboxing comparing with Object and int as Java 7 with Java8

Java convert Arraylist<Float> to float[]

Comparing "long" and "Long"

Just stumbled on java.util.Tripwire. It's been in Java since 1.8. Zero usages on Github. What could this be used for?

Can I generate warnings when we try to compare Java boxed primitives with "==" instead of ".equals"?

Why does .contains(1) return false when called on a HashSet<Long> that contains 1l?