Novanet blog (Page 3)

Easier React Native upgrade with patch-package

Anyone who has worked with React Native (RN) for some time know that the core contributors are not afraid of introducing breaking changes. So upgrading from one version to the next can sometimes be difficult. It became a lot easier when they introduced react-native-git-upgrade

NDC Conferences

NDC 2017 - What did I miss?

The purpose of this blog post is to give you a shortlist of talks that you might have missed during NDC (Norwegian Developer Conference) 12.-16. June 2017. Introduction NDC has just ended its 10th consecutive event in Oslo. As always, the speaker list

asp.net core xsrf

A pile of anti-forgery cookies

Opening the Chrome console on one of our web apps I noticed this: A huge amount of anti-forgery cookies with similar names, all valid for the same domain. These will be sent over the wire for every single request to that domain, as seen

react TypeScript react native

Easy TypeScript with React Native

> Just here for the code sample? Check it out here [https://github.com/cbrevik/react-native-typescript-starter]. Trying to combine TypeScript [https://github.com/Microsoft/TypeScript] (TS) with React Native [https://github.com/facebook/react-native] (RN) has historically been kind of difficult. It has been

Linq and Expressions

Recently I was writing some Entity Framework linq queries at a client. Nothing unusual about that, but the compiler was complaining: "An expression tree lambda may not contain a null propagating operator". Sure enough I had included a '?' aka "

azurefunctions slack disqus

Forward Disqus comments to Slack using Azure Functions

Hello! Today we're cooking up a new recipe titled "Potion for forwarding Disqus comments to Slack". It's experimental, and sometimes smells bad, but it's fun and gets the job done. Bring your apron! (If your blog

Angularjs node Azure

Novanet Christmas calendar 2016 (Open sourced)

Christmas is closing in, and during this last month of the year we've been running a company Christmas calendar quiz. The calendar has been a success internally, but also attracted attention from customers and colleagues from other consultant firms (who wants to

vscode markdown revealjs

Three non-coding tips for Visual Studio Code

I find myself spending more and more time in Visual Studio Code. It's a light-weight, extensible and fast editor, and it can be used for just about anything. Having explored some options lately, here's a writeup of three non-coding use

asp.net core Angularjs rewrite

Rewrite rules in ASP.NET core middleware

If you, like me, came from the ASP.NET MVC world when you started with SPAs and Angular, you have probably at some point created a "one controller, one view MCV application", hosting the starting point of your Angular application. We could

javascript npm yarn

You should check out Yarn

Not too long ago, Facebook announced Yarn [https://github.com/yarnpkg/yarn], a new package manager for JavaScript. Yarn has been developed as an alternative to npm, addressing some shortcomings the latter tool has. I know what you're thinking, "Yet another

Angularjs selenium Interceptor

Make Selenium wait for ajax calls using AngularJS (and TypeScript)

Acceptance tests for GUI are commonly regarded as painful, mainly caused by two factors: * They have a long feedback loop * Their stability is poor A common stability issue is dealing with asynchronous requests. Because ajax calls takes an unknown amount of time to complete,

cognitive serivces oxford project emotion api

The shocking effect of beards, seen through the Microsoft Cognitive Services

> This is a semi-scientific research project based on a cool technical solution. Clearly the best way to do research. It all started when my colleague Tom Einar [http://novanet.no/menneskene/tomeinar] showed me a simple demo of the Emotion API, a part

MomentJS Calendar True Story

How many work days are there per month for a given year?

True story: I got a request from our economy guy, he asked me if I knew some online service to give him the number of work days for a given month. Turned out that he was manually counting the number on his calendar (probably

Web API JWT HS256

Hooking up ASP.NET Core 1.0 RC1 web api with Auth0 bearer tokens

Even though you don't see security and bleeding edge release candidates in the same sentence every day, you need to secure your API's. I have been using Auth0 as my identity provider for a recent project, and they have AMAZING

chrome web app service worker

Push notifications to mobile devices using browser APIs

This proof of concept walks you through how to send free messages from your server to the browser on both desktop and mobile, without having to install anything on the end user device or computer. It also offers tips and tricks for some common

react hot module loader TypeScript

Hot loading React Components in TypeScript

Hot loading of React Redux components makes for a absolutly fantastic developer experience. The ability to get immediately feedback in the browser when any part of my javascript application is changed and saved is priceless. It is simply awesome! I have been using Angular

signalR socket.io websockets

Debugging WebSocket communication made easy

As we all know, any cool web application have some sort of WebSocket communication, either it is based on signalR, socket.io, or some other extremely cool technology. Developing these solutions make developers feel like wizards, as perfectly demonstrated in this clip from The

hardware acceleration gpu css3

Improve rendering performance with CSS3 enabled hardware acceleration

Web apps are more often than before used on mobile devices, and thus their performance compared to native apps. Some believe that web apps, or hybrid apps, never can have as fast and fluid graphical interfaces as native apps. Luckily there are some nifty

dotliquid HTML5 templating

Generate HTML in the backend

Recently I was working on a Azure Web Job that was reading from an Azure Queue. The requirements of this job was that it should read the queue messages, do some processing and then generate and send an HTML-email based on the incoming message.

Conferences CodeOnTheBeach

Code on the beach 2015 - Review

This summer, Hans Arne [http://novanet.no/menneskene/hans-arne-vartdal] and Hallstein [http://novanet.no/menneskene/hallstein-brotan] attended the Code on the beach [https://www.codeonthebeach.com/] conference in Atlantic Beach, Florida. This is our thoughts about the Code on the beach experience, the conference

NHibernate

One to one (or zero) relationship using NHibernate

One-to-one (or zero) is a common relationship. It's when you want to store some optional information about something, but don't want all the columns in the same table. Still, I often find it unnecessary complicated when using an ORM like

Suave F# Azure

Connection strings in Suave on Azure

I recently used the suave [http://suave.io] web development F# library to develop a proof of concept application. Of course we wanted to deploy the application to azure and this looked very easy as both Tomas Petricek (Dojo suave [https://github.com/tpetricek/

Conferences

NCRAFTS 2015 Paris - My Experiences and thoughts

This week I went to NCRAFTS 2015 in Paris. NCRAFTS [http://ncrafts.io/] is a conference focusing on the craftsmanship of software development. Subjects presented varies from Domain Driven Design, Continuous Delivery to Functional Programming and F#. In other words, exactly my favorite subjects.

6 reasons to love F#

F# is a fun language and as a C# programmer in my day job this is my 6 favorite reasons to love F# 1. Need to test out code? This is what the REPL (F# interactive window) is for. You have created a new

TypeScript and my three balls

I am talking about a ping pong ball, squash ball and a golf ball. But more on that later. I hate being wrong, I really do. But what is even worse, is the feeling of being right when someone tells you otherwise. This is

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