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java Programming Glossary: mutableintWhy does this go into an infinite loop? http://stackoverflow.com/questions/3831341/why-does-this-go-into-an-infinite-loop to update it with actual legal Java code using the first MutableInt class I found on Google to sort of approximate what ref does.. of what x does it will make this clearer. public MutableInt postIncrement MutableInt x int valueBeforeIncrement x.intValue.. it will make this clearer. public MutableInt postIncrement MutableInt x int valueBeforeIncrement x.intValue x.add 1 return new MutableInt..
Most efficient way to increment a Map value in Java http://stackoverflow.com/questions/81346/most-efficient-way-to-increment-a-map-value-in-java by Hank Gay the Trove method suggested by jrudolph the MutableInt method suggested by phax.myopenid.com Method Here's what I did..... 1.06 times as fast Trove 26.313 seconds 1.16 times as fast MutableInt 25.747 seconds 1.19 times as fast Conclusions It would appear.. times as fast Conclusions It would appear that only the MutableInt method and the Trove method are significantly faster in that..
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