The reason behind Optional in Java

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The Cost of Java’s EnumSet

It’s been about a decade since I last worked in Java and much has changed. I thought I’d brush up by re-reading Effective Java by Joshua Bloch which has since received a new edition. It was once my guiding star for Java. However, after an additional decad... (more…)

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Write your first AWS Lambda in Java

So far I have been writing Lambda function in Python for all my AWS projects . In Python its easy, just import boto3 module and starting coding. Things are bit different when you write Lambda handlers in Java. Lets explore and see how you can write ... (more…)

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