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Getting started with SharePoint Framework

I started learning SharePoint Framefork (SPFx) to get better on client-side development for Office 365. I decided to go with SharePoint Framework as it has simple lightweight tooling available and also because it is well documented. This blog post is short and practical introduction to SPFx and it brielfy summarizes everything important you need to know to get your first client-side web part up and running. 11:57 19.07.2017 kanalilt DT blogi 2


Progress indicator with Xamarin Forms

Progress indicator is available in Xamarin Forms and here it is called as “activity indicator”. It renders different on different devices as progress indicator is not general UI feature everywhere. This blog post shows how to use progress indicator with Xamarin Forms. 09:37 18.07.2017 kanalilt DT blogi 2


Visual Studio Tools for Tizen

Tizen is Linux-based open-source platform for mobile phones and TV-s. Earlier this year Samsung announced Tizen development tools for Visual Studio and now it is time to try out how things work. Although the tooling is still in preview and there is no stable version, it still possible to start playing with Tizen development. This blog post gives overview of my first experiences with Xamarin Forms and Tizen development. 08:56 17.07.2017 kanalilt DT blogi 2


ASP. NET Core 2: New single page application templates.

With ASP. NET Core 2. 0 Preview 2 there are new web application templates available for Single Page Applications (SPA). Currently Angular, React. js and React. js + Redux are supported. This blog post gives short overview of new templates and related sample application. New SPA templates When creating new ASP. 09:14 10.07.2017 kanalilt DT blogi 2


Local functions in C# 7.0

One of new features of C# 7. 0 is support for local functions. Local functions are methods that are defined inside other methods to simplify more complex code and by example to support local recursion. This blog post shows how to use local functions in C# 7. 0 and gives some advice in context of technical design of code. To illustrate local function I will use finding of factorial as an example. 08:19 06.07.2017 kanalilt DT blogi 2


Simple solution for metrics targets on MSSQL

I needed flexible solution to keep measurements with target values in SQL Server database. After some playing with tables and functions I came out with simple, clean and flexible solution that fits also well for many other scenarios besides the one I had to support. This blog post summarizes my work and provides all SQL stuff needed to reproduce it. 09:25 26.06.2017 kanalilt DT blogi 2


Building web API apps on ASP.NET Core 2 and VB.NET

ASP. NET Core 2 will come with full support for VB. NET. In current preview we can use VB. NET to build . NET Core applications. I was still successful on mixing up C# and VB. NET project files and port C# code over to VB. NET and build proof-of-concept level web API applicaton that returns fake data about current weather in different cities. NB! VB. NET support in ASP. 09:43 05.06.2017 kanalilt DT blogi 2


Simple .NET Core application using VB.NET

NET Core 2 Preview 1 bits bring us support for VB. NET on . NET Core. Although tooling for web applications is not ready yet we can start with console applications and also some web applications like I will show in some of my later posts. Visual Studio 2017 Preview 2 is needed to try VB. NET out on . NET Core. This blog post is short demo about how to build simple utility application on . NET Core 2 Preview 1 using VB. NET. 08:21 01.06.2017 kanalilt DT blogi 2


MSSQL: Finding weekend days in month

One of my applications displays tables with some calculations about users working time. This is for corporate reporting. For this table I needed a way to find how many weekends days are in given month. As most of calculation work is done in SQL Server stored procedure I decided to keep stuff there and found a way how to get weekend days with common table expression. 09:02 30.05.2017 kanalilt DT blogi 2


Creating simple shoutbox using ASP. NET Core Razor Pages.

ASP. NET Core 2 comes with Razor Pages that allow developers to build simple web applications with less overhead compared to MVC. The emphazise is on the word “simple” as Razor Pages doesn’t come with patterns suitable for bigger and more complex applications. For this we have MVC that is flexible enough to build applications that will grow over years. 10:55 24.05.2017 kanalilt DT blogi 2


Razor Pages with ASP.NET Core 2

With ASP. NET Core 2 we get another way of building web applications. It’s one of those new things that is actually forgotten old thing and it is called Razor Pages. Are we going back to WebMatrix days? This blog post is short introduction to Razor Pages in ASP. NET Core 2. One of new features of ASP. NET Core 2. 0 is support for Razor Pages. Yes, those same pages that came times ago with WebMatrix. 09:15 19.05.2017 kanalilt DT blogi 2


What is Micro ORM?

Micro ORM-s are useful small ORM-s that are lightweight and map between objects and database queries. This blog post discusses when to use Micro ORM-s and provides example code where Micro ORM called Dapper is used. ORM and Micro ORM ORM is Object-Relational Mapper and it works as querying and object creation runtime between client code and relational database. 08:20 02.05.2017 kanalilt DT blogi 2


General CSS path transform for ASP.NET bundling

In couple of ASP. NET projects I have had a CSS path transform problems with bundling and minification. CSS-files are coming in from external agencies and from different open-source projects and the number of files is so big that it is problematic to go through all of these after updates. I found solution path transform solution that works for me in most cases and it is described here. 08:20 27.04.2017 kanalilt DT blogi 2


Taking meeting notes with Lumia 950

In the beginning of year I bought Lumia 950 and got Continuum with it for free. Lumia 950 is excellent phone and I started experimenting with it. One of my first experiments was to make it companion device for meetings so I don’t have to drag my work laptop with me. Developers usually work on powerful laptops and often these machines are annoying to carry around. Bluetooth devices can be connected to Lumia 950 without using Continuum. 09:20 25.04.2017 kanalilt DT blogi 2


Detecting faces on photos using Microsoft Cognitive Services

I started playing with Microsoft Cognitive Services and discovered that it makes many otherwise complex tasks very easy. This blog post shows how to build web application that detects faces on uploaded photo. Cognitive services account. You need Microsoft Cognitive Services account before you can use services. Only thing you need is Microsoft Account or Office 365 account. 09:17 24.04.2017 kanalilt DT blogi 2


Introduction to Microsoft To-Do

Microsoft launched yesterday a new cloud service called Microsoft To-Do. The aim of new service is to provide users with simple and familiar looking tool to plan a day. The new service comes with nice looking web interface and there are also apps available for most popular platforms, including Windows and Windows Phone. NB! Microsoft To-Do works currently only with Microsoft Account. 08:20 20.04.2017 kanalilt DT blogi 2


Using Entity Framework Core in-memory database for unit testing

ASP. NET Core applications can be tested with different testing frameworks and Entity Framework Core makes testing specially easy by removing different technical problems from our way by using in-memory data provider. This blog posts shows how to unit test controllers that use data from Entity Framework Core. NB! The code and tests given here are really minimal and illustrative. 10:01 19.04.2017 kanalilt DT blogi 2


Using memory cache in ASP.NET Core

ASP. NET Core has memory based caching similar to what we had in previous ASP. NET versions. This blog post shows how to use memory cache alone and with support for distributed cache in ASP. NET Core web applications. Using memory cache Using memory cache starts with adding caching support to services when application starts up. public void ConfigureServices(IServiceCollection services){ services. 11:12 18.04.2017 kanalilt DT blogi 2


Triggering Azure Functions from Office 365 SharePoint using Microsoft Flow

We cannot use classic SharePoint workflows on Office 365 but using Microsoft Flow we can create new era flow applications that are triggered by events that happen in different sources. This blog post shows how to use Microsoft Flow and Azure Functions to send out e-mail when new meeting is added to SharePoint list. The idea of this blog post is to illustrate how to create the flow where custom code takes over in some point. 09:20 17.04.2017 kanalilt DT blogi 2


ASP.NET Core: SQL Server based distributed cache

ASP. NET Core supports also distributed cache solutions. Out-of-box there is support for SQL Server and Redis based distributed caches. This blog post focuses to SQL Server based cache we can use when there are really no better options. We don’t need distributed cache with solutions running on one box. 09:30 07.04.2017 kanalilt DT blogi 2