27
JAN
Microsoft MVP for Azure
All Posts
20
JAN
ASP.NET Core Dependency Injection in ActionFilterAttribute
In ASP.NET Core, we can easily use constructor injection to make Dependent Injections on components such as Controller and ViewComponent. But how to do it with ActionFilterAttribute? The Problem My blog system has an ActionFilter for deleting subscription files, and I want to log errors when an exception happens. I use NLog as the logging component, so I need to use LogManager. …
14
JAN
Caveats in ASP.NET Core Data Protection
ASP.NET Core provides a built-in Data Protection mechanism to let us encrypt or decrypt sensitive data. There are some limitations that can cause problems while bringing convenience. I met some problems these days. My Scenario My blog system has a feature to send email notifications, so you need to configure an email account to let the program use that account to send mail to an administrator …
04
JAN
Auto Refresh Settings Changes in ASP.NET Core Runtime
In ASP.NET Core, if you modify the settings in appsettings.json, you will have to restart the site to take effect. Is there a way to refresh and apply it automatically after you modify the settings? Background Let's take a look at a website created by ASP.NET Core default templates. It includes two settings files: appsettings.json appsettings.Development.json The former one is used in production …
31
DEC
How to Remove Default FDS Effects in UWP Apps
The Fluent Design System introduced by Windows 10 from v1709 is very beautiful, the latest v1809 further refined FDS, many UWP built in controls got FDS effect by default while developers do not need to do anything. This is usually a good thing, but it can also cause performance problems for some apps. My Character Map UWP is one of the victimized apps, and let's take a look at how to remove the …
27
DEC
Dependency Injection with Multiple Implementations in ASP.NET Core
The built-in Dependency Injection (DI) in ASP.NET Core is very useful, but how do you deal with an interface has multiple implementations? Can the runtime choose one of these implementations based on configuration? Is there a way to get rid of reflection? Let me show you how to dynamically select a specific implementation of an interface at run time according to the configuration file without …
26
DEC
Path Caveat with ASP.NET Core 2.2 IIS Hosting
ASP.NET Core 2.2 has been in place for some time, with a new feature that can use the new AspNetCoreModuleV2 and deploy with InProcess mode on IIS to dramatically improve performance. These days Azure App Service finally completed the deployment of this new version of the module, I configured my blog to the new module, and it exploded in production. Let's see why and how to solve it. If you don't …
21
DEC
Automate Windows 10 Developer Machine Setup
One of the things programmers hate most is probably setup a computer. Because the programmer's computer environment configuration is very different from normal people. In general, it takes several hours to manually install a new development machine. Let this process automating, after all, the essence of programming is to let complex things simplify, find a way to be lazy! In fact, automatic …
18
DEC
Integrate Azure Application Insight Data into Your Own App
Microsoft Azure has a very powerful monitoring tool called Application Insights. It can monitor every aspect of our web application, including client and server metrics, error details, performance and so on. My blog is also using Application Insights, but everytime I want to see the data, I have to go to Azure portal, even for the basic metrics like page views or server response time. I want a …
14
DEC