SimpleWorkflow.Extensions

Recording and Slides for F# DSLs talk at F# |> Bristol

Here’s the recorded live stream of the F# DSLs session I did at the F# |> Bristol user group last night. (apologies for the first few mins where I forgot to share my screen to the Hangout…) and here’s the slides to go with the talk: Tame cloud complexity with F#-powered DSLs from Yan Cui

Slides for F# DSL talk at LambdaDays

Hi, thanks to everyone who turned up to my talk at LambdaDays this afternoon, here are the slides. Tame cloud complexity with F#-powered DSLs from Yan Cui   You can find the source code for the projects I discussed below: DynamoDB.SQL : source code & nuget package SimpleWorkflow.Extensions : source code & nuget package CloudWatch.Selector : …

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My .Net Rocks talk is available

Hi, just a quick to say that my talk with .Net Rocks is now available on their web site. In this talk I shared some insights into how F# is used in our stack to help us build the backend for our social games, specifically in the areas of: implementation of a slots engine which …

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Introduction to AWS SimpleWorkflow Extensions Part 3 – Parallelizing activities

The series so far: Hello World example Beyond Hello World   Within a workflow, not all activities have to be performed sequentially. In fact, to increase throughput and/or reduce the overall time required to finish a workflow, you might want to perform several activities in parallel provided that they don’t have any inter-dependencies and can …

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Introduction to AWS SimpleWorkflow Extensions Part 2 – Beyond Hello World

The series so far: 1.   Hello World example 3.   Parallelizing activities   In this post we’re going to go beyond the previous Hello World example and show you how to use the SWF extensions library to model workflows with multiple steps and allow data to flow naturally from one step to the next. When using …

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Introduction to AWS SimpleWorkflow Extensions Part 1 – Hello World example

Series so far: 2. Beyond Hello World 3. Parallelizing activities   In my previous post I mentioned some of the shortcomings with Amazon SimpleWorkflow (SWF) which drove me to create an extension library on top of the standard .Net SDK to make it easier to model workflows and business processes using SWF. In this series …

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Making Amazon SimpleWorkflow simpler to work with

Amazon SimpleWorkflow (abbreviated to SWF from here on) is a workflow service provided by Amazon which allows you to model business processes as workflows using a task based programming model. The service provides reliable task dispatch and state management so that you can focus on developing ‘workers’ to perform the tasks that are required to …

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