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Principal Technologist E8 Scala Mars Rover Interview Hints

24 May 2023 Comments off

3 minutes

512

This is my admission. A brain dump of an awkward Scala interviewing experience, first of all, I am going to hold my fire, because in the end state, it really does not matter. Instead, the adage that I elect to follow is known as Knowledge is Power – Share Some, Rasta. I have some experience […]

Java Interview Answer Q2 – Duplicate Integers and Sort

27 March 2023 Comments off

3 minutes

671

Last week, I presented a Java Interview Question 2: How to Find Duplicate Integers and Sort? We had a test harness to find all duplicate integers in a list collection. We wanted a sorted set of integers as a String text output. A modern Java solution is the following: I coded against Java 19, however […]

DRAFT GFJVM 01 START

04 September 2021 Comments off

1 minute

160

I have been away for a while. For those who don’t know me, I am Peter Pilgrim, a senior manager, a Java Champion, a long time software engineer with over 25 years experience. For the later half of 2021, I am creating a new video course about Functional Programming. I want to talk about Kotlin […]

JavaPosse Episode #434 Functional Programming on the JVM

02 July 2013 Comments off

2 minutes

239

Here is a recording from the JavaPosse Round-Up 2013, which I attended this February in Crested Butte, Colorado. I put a yellow post-it note on the church board with an umbrella term: Functional Programming on the JVM/Java. It was one of the days in the morning where the open space conference really did not have […]

Book Review of Arquillian Testing Guide by John D. Ament

02 June 2013 Comments off

5 minutes

962

Here is a review of Arquillian Testing Guide by John D. Ament published by Packt Publishing. Before I give my opinion of his book, let me first make a disclaimer. I am also a Packt Pub author. I am the author of the up and coming Java EE 7 Developer Handbook (September 2013). Mr Ament […]

QCon London 2012 Philip Wadler Answers “What is a Monad?”

09 March 2012 Comments off

1 minute

102

Today, I am at the final day of the QCon London 2012 conference in partuculary in the Scala and Functional Languages track. Philip Wadler gave an excellent presentation on functional programming and his belief about lambda calculas, mathematical formal logic and an advanced computer science. At the end of his talk, there was a lot […]

Scalafication of an Equity Quote Application Part 2

23 July 2011 2 comments

8 minutes

1624

In Part 1 of this article, we discussed the Java language form of an exercise project. The task was to create an equity quote application that retrieved stock prices from a public web service Yahoo! Finance. Let me suggest a really good process of adopting Scala inside the organisation: take the unit tests written in […]

The Collective Summer Camp UK

01 July 2011 Comments off

4 minutes

678

  Hi Everyone! I am sorry if this has taken longer to announce than when I first tweeted it on Twitter on Sunday 25th August 2011. I am organising the first Collective Sumer Camp UK, which inspired by my experience of attending the JavaPosse Round Up for three years in a row (2009, 2010, and […]

Functional Exchange At Skills Matter 18 March

17 March 2011 Comments off

2 minutes

420

After the my usual downbeats posts on Beyond Java on the JVM, I stumbled across Charles Nutter’s blog article [The Future Part One] again and reread it. The date on this article states April 2009 predates my own thinking on the Java platform, at that time, I was more interested in JavaFX Script version 1.1. […]

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