Blog articles tagged 'f#', 'programming'

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Clojure – Multi-Arity and Variadic functions

on 9/2/2013 5:40 PM

In F#, you can’t overload a let–bound function, and whilst it’s a hindrance sometimes you can generally work around it easily enough since you can still overload members of a class. All you need to do is to wrap the module and constituent functions into a[...]

f# clojure programming

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Project Euler – Problem 60 Solution

on 7/6/2013 5:59 AM

Problem The primes 3, 7, 109, and 673, are quite remarkable. By taking any two primes and concatenating them in any order the result will always be prime. For example, taking 7 and 109, both 7109 and 1097 are prime. The sum of these four primes, 792, repr[...]

f# functional programming learning f# project euler

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Customizing document styles with FSharp.Markdown.Pdf

on 6/24/2013 4:52 PM

Following on from my last post on formatting a Markdown document into PDF using FSharp.Markdown.Pdf, if you don’t like the default styling (which I tried to mimic style Github formats Markdown documents with) you can set your own styling for the different[...]

f# functional programming fsharp.markdown.pdf

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F# – PDF fun with Markdown and FSharp.Formatting

on 6/15/2013 6:12 AM

I spent the last couple of nights putting together a simple Markdown to PDF formatter using Tomas Petricek’s FSharp.Formatting project and the PdfSharp-MigraDoc library. To use this library, you can either grab the source from the GitHub repository or get[...]

f# functional programming fsharp.markdown.pdf

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DynamoDB.SQL 1.2.1 – now supports Local Secondary Index

on 5/6/2013 6:35 AM

A couple of weeks earlier, Amazon announced support for Local Secondary Indexes (LSI) for DynamoDB. You can now perform fast, efficient queries against DynamoDB tables using attributes that are not part of the existing Hash and Range key model without res[...]

f# .net programming domain specific language dynamodb.sql domain specific languages aws

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Be Lazy, but be ware of initialization exception

on 4/6/2013 7:06 PM

.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. ti[...]

f# c# .net programming threading

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Sorting Algorithms in F#

on 4/1/2013 7:02 PM

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[...]

f# functional .net programming

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F# — XmlSerializer, Record types and [CLIMutable]

on 2/27/2013 4:50 PM

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# .net programming

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DynamoDB.SQL – version 1.1.0 released

on 2/26/2013 3:24 PM

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 operati[...]

f# .net programming domain specific language dynamodb.sql domain specific languages aws

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AOP – string interning with PostSharp attribute

on 2/22/2013 6:41 PM

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 need[...]

f# .net programming aspect oriented programming postsharp

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