cross platform dotnet development using dotnet core

Cross platform .Net development

using .Net core.Net Bangalore Meetup – Aug 20, 2016

swami@wannabeegeek.com @svswaminathan wannabeegeek.com

2

Swaminathan Vetri• Senior Engineer @ Target• Microsoft MVP - Visual Studio &

Development technologies• Windows/Web/Cross platform mobile

developer• Blogger, Speaker, Amateur photographer,

Gadget freak

3

Objectives• Intro to .Net Core• Tooling• Getting started• Demo• Build – Test - Deploy

• Porting existing .Net apps to target .Net core

4

What is .Net Core ?

.NET Core is a blazing fast, lightweight and modular platform for creating web applications and services that run on

Windows, Linux and Mac.

5

Why .Net Core ?

Cross platform Unified Fast

Light weight Modern Open source

6

How is it Cross platform?Platform specific | Platform neutral code | Conditional compilation

7

Building Blocks of .Net Core

Core CLR - .Net RuntimeCore FX- Base class libraries

App Workloads

‘Dotnet’ app host

8

Application Types

Portable

Truly Cross platform

Lightweight package

Shared runtime across multiple apps

Self Contained

Guaranteed to be run on any machine

Complete control on the version of .Net Core

9

Tooling• DotNet CLI• Scaffold – Build – Run – Test – Deploy

• Yeoman• Scaffold

• Any Text Editor of your choice• Visual Studio Code• Atom• Sublime Text• Vim• Emacs

10

Getting started• http://dot.net

• dotnet new• dotnet restore• dotnet build• dotnet run

11

Target Framework Monikers

12

Demo• Creating a new app

• Console• Library• Test• MVC App• Web API

• Building and running app• Debugging app using VS Code

13

Porting existing .net apps• Analyze 3rd party dependencies• Retarget all projects to .Net Framework 4.6.2• Use API Portability Analyzer to understand the portability metrics• Port Tests as well• Tools to use• Nuget – for searching packages• Reverser package search – for searching packages based on types

14

Useful links• http://dot.net• https://docs.microsoft.com/en-us/dotnet/articles/core/index• https://github.com/dotnet• https://github.com/dotnet/corefx/blob/master/Documentation/

architecture/net-platform-standard.md• https://github.com/Microsoft/dotnet-apiport/blob/master/docs/

HowTo/Introduction.md• https://packagesearch.azurewebsites.net/

15

Thank You!!!

Questions/Feedback swami@wannabeegeek.com/ @svswaminathan