Java 8: Sorting values in collections

Having realised that Java 8 is due for its GA release within the next few weeks I thought it was…

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Java 8: Group by with collections

In my continued reading of Venkat Subramaniam’s ‘Functional Programming in Java‘ I’ve reached the part of the book where the…

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Java: Handling a RuntimeException in a Runnable

At the end of last year I was playing around with running scheduled tasks to monitor a Neo4j cluster and…

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Java: Work out the serialVersionUID of a class

Earlier in the week I wanted to work out the serialVersionUID of a serializable class so that I could override…

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Neo4j Backup: Store copy and consistency check at Mark Needham

One of the lesser known things about the Neo4j online backup tool, which I wrote about last week, is that…

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Learning about bitmaps

A few weeks ago Alistair and I were working on the code used to model the labels that a node…

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RxJava: From Future to Observable

I first came across Reactive Extensions about 4 years ago on Matthew Podwysocki’s blog but then haven’t heard much about…

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Java: Schedule a job to run on a time interval

Recently I’ve spent some time building a set of tests around rolling upgrades between Neo4j versions and as part of…

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Neo4j: Making implicit relationships explicit & bidirectional relationships

I recently read Michal Bachman’s post about bidirectional relationships in Neo4j in which he suggests that for some relationship types…

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