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Strategy and Decorator Pattern
It’s been a long time since I posted anything, been very busy with work. Many things have changed and I am currently working as an independent contractor. My latest gig at the moment is working on a...
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Dude where’s my byte?
I’ve encountered a very interesting problem today, the mystery of the missing byte. It all began when one of tests starting failing on my development machine after I got latest from repository. The...
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WPF memory leaks
After working on a WPF application for a couple of months, I’ve noticed that the application was leaking a large chunk of memory. After some memory profiling, the culprit was not very apparent. It...
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WPF DynamicResource memory leak
After some troubleshooting on WPF memory leaks, I came across a memory leak that occurs when using DynamicResource on resource keys declared in Application.Resources. You can read about this problem...
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ResourceDictionary: Use with care
Seems like WPF is plagued with memory leaks and problems, if not handled with care. Resource dictionary is another potential pain point, the current project I’m working on is one such victim. Consider...
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Parallel MSBuild
Did you know MSBuild can now run your build using all the cores on your proccessor? So if your development machine has multi-cores, and your solution is fairly large (perhaps more than 15 projects, but...
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Declarative state of mind
Over the years, we have seen C# language evolve into a more dynamic language, and also have seen numerous frameworks and APIs out there implementing a more declarative style. Famous example would be...
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Graphic issues with WPF
Graphic issues with WPF are not uncommon at all. This may be partially due to graphic card drivers having varying effects with hardware rendering on WPF applications . The same application may look...
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Enable Software Rendering in WPF programmatically
From my previous post, I talked about troubleshooting WPF graphic issues. One of those options is to set a registry key to enable software rendering for WPF on that machine only. But that can be an...
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ASP.NET MVC 3: Agnostic Inversion of Control
ASP.NET MVC has matured over the years and I’ve had the fortune to be able to do some development work recently on this. One of the first things I explored was to setup an Inversion of Control (IoC)...
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Linqify your code.
I’m sure most programmers are familiar with Linq, and agree with me that it’s great. I personally really enjoying using Linq, mostly in the form o f Linq to SQL and Linq to Objects. It also helps with...
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EdLib
Over the years as a developer, I’ve come to realise that I have encountered similar problems and have had to write same kind of code. I’m sure most of us would have gone through that kind of...
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Object Proxy
Consider this simplistic example, which uses a stream reader. public class FileLoader { private readonly StreamReader _streamReader; public FileLoader(StreamReader streamReader) { _streamReader =...
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String.Split throws OutOfMemoryException
Recently I’ve been doing a fair bit of memory profiling and fixing memory issues at work. One interesting cause of an OutOfMemoryException I’ve encountered occurred when using String.Split for several...
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XPath Extensions is cool!
I’m been using XDocument and it’s API for some time, but I wasn’t aware of an XPath Extensions in the .NET Framework. Thanks to my co-worker Lucy, she’s shared with me some good tips and in turn I’m...
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String.Format and IFormatProvider
Have you ever noticed this overload of String.Format(IFormatProvider, String, Object[])? IFormatProvider is actually a very useful interface that allows us to create custom formats to transform our...
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RetryTask using Task Parallel Library
Have you ever had to implement some form of retry functionality? I have, a couple of times in fact. Common scenarios would be to retry web service requests in the event of CommunicationException, or...
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F# Project Euler Problem 1
Recently I have started getting more exposure about F# at work. Another developer and myself managed woto build a scheduling service purely written in F#, and it was a very humbling experience. I’ve...
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F# Project Euler Problem 2
Solving second problem for Project Euler Problem 2 is an interesting one. Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10...
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