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Category Archives: Erlang

[ANN] DC ALT.NET 9/10/2009 – Webmachine with Kevin Smith

This month, DC ALT.NET is moving the meeting a little forward this month and teaming with NOVALANG and the Erlang Users of Arlington/DC to talk about the Webmachine REST Toolkit.  We at DC ALT.NET continue to strive to push developers … Continue reading 

Also posted in ALT.NET, User Groups, Web Development | Leave a comment

The “Anti-For” Campaign

Recently, there has been an effort launched called the “Anti-If Campaign” in which they deride the use of if statements and instead, focus on Object Oriented Principles in order to create more flexible designs.  Now certainly, I have a sympathetic … Continue reading 

Also posted in C#, F#, Functional Programming, Haskell | 9 Comments

Axum – Ping Pong with Ordered Interaction Points

UPDATE: Removed code and explained that what I had was not intended behavior After a slight diversion into F# mailbox processing, it’s time to come back to talk a little bit more about Axum.  In our last Axum post, we … Continue reading 

Also posted in Axum, Concurrency, F#, Haskell | Leave a comment

Actors in F# – The Bounded Buffer Problem

In the previous post, I covered an example of an auction simulation using asynchronous message passing and a shared nothing approach using the MailboxProcessor class in F#.  The auction example was a great piece to demonstrate scalability by adding additional … Continue reading 

Also posted in Axum, Concurrency, F#, Functional Programming | 1 Comment

F# Actors Revisited

UPDATE: Removed ref cells to use two recursive loops In the previous post, I covered briefly about the actor model in F#.  This style of concurrency, using asynchronous message passing and a shared-nothing approach through the use of mailboxes is … Continue reading 

Also posted in Axum, Concurrency, F#, Functional Programming | 4 Comments

Axum – Ping Pong with Dataflow Networks

 In the previous post, I gave the canonical Ping-Pong example in Axum and how it compared with Axum.  I want to revisit this post because there are some areas in which we can rework it in addition to the other … Continue reading 

Also posted in Axum, Concurrency, F#, Haskell | 1 Comment