.Net 4 introduced the Lazy<T> type which allows you to create an object that can be lazily initialized so that you can delay the creation of large objects, for instance. However, if your initialization logic has the potential to except at runtime (e.g. time out exceptions reading from some external data source) then you should …
Be Lazy, but be ware of initialization exception Read More »
After a long Easter holiday filled with late night coding sessions I find myself wide awake at 2am… good job I’ve still got my pluralsight subscription and a quick look at the Algorithms and Data Structures course again at least gave me something to do to relax the mind with some back-to-school style implementation of …
I recently co-authored an article with Gael Fraiteur (creator of PostSharp) on how AOP frameworks such as PostSharp can be used to automate the implementation of common design patterns in .Net. The article is now available to view on the InfoQ website here. A more offline friendly PDF version is also available here and from …
It’s been 2 weeks since we released any new content into the world of Here Be Monsters and for our trappers that no doubt feels like an eternity! So with great pride, I’d like to tell you that the wait is over and that you have plenty to look forward to!! It’s the end of …
Here Be Monsters – New features, quests, items and more! Read More »
I talked about the XML and JSON serialization of F# types in a previous post, and since then F# 3.0 has been released and a new [CLIMutable] was quietly added amidst the hype surrounding the awesome type providers! CLIMutable Attribute When applied to a F# record type, the CLIMutable attribute tells the F# compiler …
F# – XmlSerializer, Record types and [CLIMutable] Read More »
Just a quick note to say that another minor update to DynamoDB.SQL has been release, you can view the release notes here. The latest update adds support for a TSQL style WITH keyword for specifying optional parameters for tweaking the query/scan operation. For queries, you can specify the NoConsistentRead and PageSize options to use …
Whilst searching for an elegant solution to apply string interning across a large number of classes (we’re talking about hundreds of classes here..) it dawned on me that I can achieve this with ease using PostSharp’s LocationInterceptionAspect. All I needed was something along the lines of: You can apply this attribute to a class or …
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 …
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 …
Introduction to AWS SimpleWorkflow Extensions Part 3 – Parallelizing activities Read More »
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 …
Introduction to AWS SimpleWorkflow Extensions Part 2 – Beyond Hello World Read More »
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