ASP.NET Core, Blazor, .NET, Azure, SharePoint, IoT
Found weird error when adding translations support to some ASP.NET MVC models. I’m working on application that uses authentication forms generated by Visual Studio. As it turns out this is known bug with data annotations in .NET 4.5. Solution is here.
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C# 6.0 introduces language feature called null propagation. It’s about avoiding all this if-else mess in most sanity checks that avoid NullReferenceException.Of course, null checks can be found also from other parts of code that doesn’t necessarily deal with sanity checks. Let’s see how new null propagation feature help us write cleaner code.
Read moreASP.NET 5 supports POCO controllers. Yes, controller classes that doesn’t extend Controller base class. These controllers look a little bit different by some small aspects and sometimes we may need to help framework detect our POCO controllers. This posting gives you complete overview of POCO controllers in next ASP.NET.
Read moreNew C# introduces expression-bodied members of classes. Instead of property or method that makes some simple calculation we can define expressions and keep our code shorter. Nice thing is – also other .NET languages are able to use these new members. Let’s see what we can do with expression-bodied members in C#.
Read moreASP.NET 5 supports code sharing between projects. It’s not about referencing libraries or something related to portable libraries – it’s different. Libraries can share their source that is compiled to referencing project output. In this posting I will show you how this new source sharing system works.
Read moreAlthough ASP.NET MVC is well tested framework and probably you don’t find any major bugs in public releases you may still sometimes need to debug your application with ASP.NET MVC sources. In this posting I will show you how debugging with sources works in ASP.NET vNext.
Read moreWith ASP.NET vNext we get also new config files. Yes, files, because more than one config file format is supported. Our configuration can be JSON, INI or XML and I’m sure you can write configuration handlers that support your own custom formats. Also support for multiple configuration containers is here. In this posting I will show how new configuration system works in ASP.NET vNext.
Read moreAutomatic properties is good feature in C# as we don’t have to declare variables for property values in our code. Instead we move this responsibility to compiler that automatically generated hidden backing field for property. New C# solves another problem – assigning default values to automatic properties.
Read moreSomething cool to try out – you can run your ASP.NET vNext applications on Windows Azure Websites already today. Yes, you can take Visual Studio 14 CTP, create ASP.NET vNext application and deploy it to cloud. In this posting we will sniff around in Azure Websites to see how ASP.NET vNext applications run there.
Read moreASP.NET MVC 6 solutions have a little bit different solution and project structure. Changes are needed because of new minimalistic tooling and cross-platform requirements. This posting gives you overview of new solution structure and explains how solutions will be organized in future.
Read moreASP.NET vNext comes with new runtime environment called KRE. Besides KRE that runs ASP.NET vNext applications there are also tools for managing KRE versions and NuGet packages that application uses. This posting gives you quick overview about K-world components and explains shortly how to use them.
Read moreI got ASP.NET vNext running on my Linux virtual machine. It was a little bit tricky but it’s not something hard. Just take some moments from your evening and I’m sure you will get everything running. This post introduces some tips and tricks how to make things work.
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Windows 10 Technical Preview is the first preview version of next Windows that hits the market. I made a quick round in Windows 10 and now it’s time to share my first good findings and show you some pictures.
Read moreWith new HttpContext in ASP.NET MVC 6 we will also get new request class. One markable change is how form variables are read from request. As there is no key-value collection with form variables that is filled by default when request is created we have to read form values asynchronously. Here’s the example how to do it.
Read moreASP.NET MVC 6 is mostly about rework of framework internals and it comes with changes that affect also our applications. One important improvement is new HttpContext class. In this posting I will discuss about this new class a little bit.
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I am heavy OneNote user as OneNote is easybut still powerful application to keep important information and organize it the way I like. Not to mention powerful cloud back-end that makes my OneNote notebooks available for me on desktop, tablet and mobile phone. In this posting I will show you some code I use to update the number of degustated beers in beer diary.
Read moreThe first busiest part of year is successfully survived and it’s time to go on with business tuesday blog posts again. As I’m working on some progress measuring features for some time I will document here my ideas about this topic on more general level so business people can also read about my experiences and ideas. This time we make deep-dive to percents that describe how much task in progress is completed.
Read moreFacade is known pattern for communication layer between system parts. Facades are classes that provide often simplified access to subsystems functionalities but they don’t set any limitations for using subsystem classes directly. Facades can be found from many API-s in different forms, This posting is quick introduction to Facade Pattern.
Read moreSharePoint timer jobs can be inconveniet to debug as you have to attach debugger to OWSTIMER.EXE after deployment. Often you must restart this process so it starts using latest version of your assemblies. When building something complex we want to run our code many times to see how it works and if there are errors. But deploying, attaching to debugger and so on – is there easier way to run timer job? Yes, there is!
Read moreOne problem related to composite pattern is how to implement operations over child collections. Composite classes have children and leaf classes not. There are many ways how to solve the problem of where and how to keep child nodes collection. In this posting I go through different options and analyze those solutions through different code examples.
Read moreThis is one of the examples from my presentation about how to port existing ASP.NET applications to Windows Azure and how to build hybrid applications that work in multiple environments. One of important aspects is file storage that may have multiple implementations for different technical environments. In this posting I will introduce you my idea about generalized file access in web applications.
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