4 Good reasons why you need to develop metro software for Windows 8

by Leon Cullens 30. april 2012 16:00

In this little post I explain why I think that you'll need to start developing for Windows 8 if you want to be part of the next big thing. Here are four good reasons, ordered by increasing importance. More...

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Ideas

Tips to start a cost-effective startup

by Leon Cullens 22. april 2012 02:49

Two years ago I started my first company, called Tweakplanet, a simple company that provides software development services to customers. This taught me a lot of things, but mostly how to work cost-effectively. Here are some great tips for anyone who wants to start her own business. More...

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Startups

A good way to keep your entities clean

by Leon Cullens 18. maart 2012 16:28

This tutorial will show you how to keep your entities and your views clean by translating entities to viewmodels. It is a good practice to do this because it keeps your files clean, it avoids certain security problems and it's more flexible, as you will read in this article. The examples are using C# and ASP.NET MVC, but the concept is pretty generic and can be applied to virtually every programming language or framework. More...

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Architectural patterns

New features of ASP.NET MVC 4 that you will love

by Leon Cullens 27. februari 2012 22:52

I recently saw Scott Guthrie's presentation of ASP.NET MVC 4 on the TechDays in the Netherlands. How showed us a couple of very interesting features that are new to ASP.NET MVC 4. Here are the coolest features that you will definitely love. More...

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ASP.NET MVC

An introduction to unit testing: Conclusion & comments

by Leon Cullens 22. februari 2012 21:52

Now that we've come to an end you hopefully have a good understanding of how to make your software testable, how to write unit tests, what the best practices are and what TDD is. Unit testing proves itself as a very valuable technique to constantly validate if your software is still working (regression testing) and it enables you to automate a large part of your testing process. However,More...

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Testing

An introduction to unit testing: Step-by-step walkthrough

by Leon Cullens 22. februari 2012 19:34

Now that you probably have a good grasp on the basics of unit testing, you probably want to see some examples that put all of this knowledge together. This chapter will do just that; I built a little simple ASP.NET MVC 3 application that allows us to withdraw money from an account, deposit money on an account and transfer money to another account. I kept everything very simple, ignoring lots of best-practices to keep the unit testing as easy as possible. More...

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Testing

An introduction to unit testing: How do unit tests work?

by Leon Cullens 22. februari 2012 18:34

Now that you know what test-first means and how you can build a testable architecture, you are ready to start writing some real unit tests. This chapter will explain what kind of assertions you have, how a good unit test is set up and more. More...

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Testing

An introduction to unit testing: How to build a testable architecture?

by Leon Cullens 11. februari 2012 16:48

In order to be able to test your software without applying many dirty hacks, you have to embrace a couple of architectural patterns that allow you to isolate the pieces of code that you want to test. I will explain a few principles that are crucial if you want to build good, testable software. More...

An introduction to unit testing: What is test-first?

by Leon Cullens 6. februari 2012 23:50

There is a practice that states that one should write tests before writing the code itself. This is often referred to as test-first or test-driven development (TDD). It is a practice that has some nice benefits, that's why I decided to tell you a little bit about it in this article. Before I explain the pros and cons of TDD I will explain how it works first. More...

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Testing

An introduction to unit testing: What is unit testing?

by Leon Cullens 6. februari 2012 23:45

In this series of blog posts I will try to give the reader a good understanding of unit testing and the most important things that are associated with it. Nowadays unit testing is a very common practice that every software developer should know about. In this series of articles you will read about the purpose of unit testing, test-first (TDD), building testable software architectures and of course the unit testing itself. My samples are written in C# 4.0 using ASP.NET MVC3, Ninject, Moq and MSTest, but I will provide links and information about other frameworks as well. The principles of unit testing are pretty much all the same on other platforms, so even if you are a Java or PHP programmer you can follow this guide. More...

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Testing

about

Name: Leon Cullens
Country: The Netherlands
Job: Software Engineer / Entrepreneur
Studied: Computer Science 
Main skills: Microsoft technology (Azure, ASP.NET MVC, Windows 8, C#, SQL Server, Entity Framework), software architecture (enterprise architecture, design patterns), Marketing, growth hacking, entrepreneurship

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