Gunnar Peipman's ASP.NET blog
ASP.NET, C#, SharePoint, SQL Server and general software development topics.
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Experiment: List<T> internals and performance when adding new elements
Lists and their performance has been hot discussion topic for years. I have seen many examples and read a lot of stories about List class and I made conclusion that there is too much pointless opinions about it. In this posting I will show you how List<T> performs when adding elements to it and how it works internally. Be prepared for interesting discussion!
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Common mistakes made when measuring the speed of code
During times I have seen problematic ways how developers measure the speed and performance of their code. There are some easy tricks that help you make your measurements way better and accurate comparing to measurements made not so well. In this posting I will give you some hints how to get more accurate results when measuring the speed of your code.
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Making asynchronous calls to web services during ASP.NET page processing
Some ASP.NET web applications use web services to get some data that they display to users. Some pages may lay hardly on web services and these pages need some optimization to work better. In this posting I will show you how to use web services behind your ASP.NET page asynchronously and perform a lot of queries to web services. Sample code included!
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Visual Studio Extension: Save UML diagram as image
I am auditing one big legacy application. I use Visual Studio 2010 modeling projects to visualize the design of this legacy application. When I wanted to get my UML diagrams to image files so I can insert them to documents I found no option for it. As it turned out we have to write extension for modeling projects and deploy it as Visual Studio 2010 extension. Here is the installer and source package of my UML.SaveAsImage extension.
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Adding Twitter authentication support to ASP.NET application
In my last posting I introduced my idea about common membership provider for ASP.NET that is able to support multiple authentication providers. Before writing membership provider we need support for some authentication providers to get an better idea how to use them together. In this posting I will introduce you how to use OAuth protocol with Twitter. -
Planning common membership provider for different authentication providers
I am trying to implement form based authentication (FBA) membership provider that is able to support multiple authentication mechanisms. Take it as an self-training experiment. In this posting I will introduce bases of my experiment and introduce my current plans and ideas.
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Visual Studio: Microsoft should simplify producing quality software
I am looking at features of different versions of Visual Studio and I less and less understand how and why is the quality of software handled as fun of few seasoned professionals. Although Visual Studio is best development platform I have ever seen I really don’t understand why Microsoft hates people who want to provide quality to their customers.
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Book review: Patterns of Enterprise Application Architecture
Lately I finished reading the famous patterns book by Martin Fowler - Patterns of Enterprise Application Architecture. This book introduces and describes design patterns you will usually see when building enterprise applications. There are also examples for patterns and although they are simple and primitive they give you the idea how to implement or use specific patterns. If you are working on enterprise applications every day you will find this book very useful and I’m sure you will use it as manual. Yes, you can read this book as any other book and you can also use it as manual. In the end of this review you can find table of patterns with links to short introduction for each pattern.
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Managing business object locks on application level
Today I worked out simple application side object locking solution for one server scenario. My motivation came from ASP.NET architecture forum thread How to solve concurrent site issue where one user asks for locking solution that works without changing database. Here is my simple and primitive solution that should help this guy out. I added also sample solution to this posting.
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ASP.NET MVC meets HTML5
Today I tried out ASP.NET MVC HTML5 Helpers Toolkit by Dean Hume. Although browsers today support HTML5 partially it is time to start playing with it. As soon as HTML5 gets common standard in web you should be able to react fast. In this posting I will introduce you HTML5 Helpers Toolkit and some HTML5 field types.
