Home » Author Archives: David Pollak (page 2)

Author Archives: David Pollak

Java: a Local Minimum language-wise

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I wrote hundreds of thousands of lines of code in Java between 1996 and 2002. I wrote web frameworks, spreadsheets, and much much more in Java 1.0 through Java 1.4. Compared to mid-90’s (pre-templates) C++, Java was a totally amazing language. And the JVM is the best run-time for any computer language. The Long Strange Trip In 2002, I started ...

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Got my feet wet with Clojure

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I started hardcode coding on Project Plugh. I’m working on moving a bunch of Lift concepts over to Clojure as I build Lift’s comet facilities in Clojure so I can stream data to the browser. Background… PartialFunction In Scala, there’s a PartialFunction The key take-away for PartialFunctions is “… is a unary function where the domain does not necessarily include ...

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My thoughts on Agile

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The seeds that you plant at the beginning of an organization’s life influences how the organization grows over time. I think it’s safe to say that you have some macro goals: Predictability: you as managers want to predict what will happen and when it will happen Flexibility: you want to be nimble to satisfy customers and close sales Open Communications: ...

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Real World Scala Test

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There was recently a study about Scala vs. Java where some of Scala’s productivity, conciseness, and multi-core abilities were put to the test. The basic idea is take some semi-experienced programmers, teach them Scala for 4 weeks and see how they do coding up a contrived week-long multi-core example. The results basically did not support Scala’s claims of being radically ...

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Simple Security Rules

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Wow! Citi really messed up their online security. They included account information as part of the URL. You could alter the URL and access someone else’s account information. Yikes o rama, that’s a bad design. I’ve seen a fair number of bad security designs in my time, but I’ve come up with a list of simple security rules: Security by ...

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Yes, Virginia, Scala is hard

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Let me first say that I am a Scala lover and have been a Scala champion for almost 5 years. I’ve written books and articles on Scala. I’ve worked with dozens of companies that have launched Scala and Lift projects. I’ve code reviewed many dozens of Scala projects. I used to think that Scala was easy. It was, and continues ...

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