Chariot’s Tech Blog

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Posted on Jan 30, 2017 by

Scala By The Schuyllkill Recap

This past Tuesday I had the pleasure of attending the Scala by the Schuylkill conference at Comcast headquarters in downtown Philadelphia. Initially begun as an internal Scala conference, the organizers opened the conference this year to external folks interested in Scala. I learned a lot from this event, gaining perspective on trends in the Scala community and sparking curiosity in several interesting applications of the Scala language.

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Posted on Jan 25, 2017 by

Saving Blood Pressure data to Apple’s HealthKit

While working on one of our demo mobile apps for the upcoming SXSW conference, I found the need to store blood pressure and heart rate data in HealthKit. Apple's documentation is pretty solid and has some good examples on how to use the HealthKit framework. In this short post, I'll walk through the code snippets […]

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Posted on Jan 18, 2017 by

Tyk as an on-premise API Gateway

Recently we looked at API Gateway products for a microservices project. The constraints were that on-premise was preferred, low-cost was preferred, and open source would be fine. While we could have built something simple, the thought was that a product would have more in the way of management and monitoring features. We settled on Tyk for the time being. Here is a quick summary of our evaluation.

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Posted on Jan 11, 2017 by

Overheard: Angular 2 vs. the Portal

On a recent project, we worked on building microservices to support a Portal application. That's right -- Portlets running in IBM's Portal product. Here are some of the concerns the team faced on the Portal side integrating with Angular 2.

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Posted on Jan 05, 2017 by

Microservices and the Evolution of Software Architecture

Some recent trends have contributed to the popularity of microservices architectures. This article defines microservices and discusses how they can help tame complexity and improve developer productivity while at the same time providing simplicity and scalability.

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Posted on Oct 11, 2016 by

What’s New in Ionic 2

Now that Angular 2 is final, I thought I'd take another look at Ionic 2. With an Ionic 2 Release Candidate also available, hopefully everything will be a bit more stable from here on forward... (Hopefully.) In any case, here are some of the differences I've found in Ionic 2 compared to Ionic 1: The […]

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Posted on Oct 10, 2016 by

Unit Testing Angular 2.0.x Components using TestBed and ComponentFixture

Note - This article is an updated version of the rc1 version, and as such it now covers Angular 2.0.1 and above, the official release of 2.0. The main difference here is the way the framework is started, using the TestBed API. Testing Components In my last post, I discussed how to write tests in […]

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Posted on Sep 22, 2016 by

Testing Angular 2.0.x Services and Http with Jasmine and Karma

So you'd like to test your HTTP services in Angular 2.0 but you don't know how? Have some background in Angular 1's ngMock library? Or just want to see how it's done? Read this article and follow along with the provided GitHub repo to learn how. Chariot's Ken Rimple, co-author of our Angular 2 and React training courses, shows you how.

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Posted on Sep 06, 2016 by

Show Report: The Eleventh HOPE

Justin Reagor attended "The Eleventh HOPE" - a conference from the Hacker Quarterly. This is his show review.

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Posted on Aug 16, 2016 by

Building our first tvOS app

When the 4th-generation Apple TV and tvOS were released, anyone could write apps for the TV, not just Apple partners. I decided to write an app to make ETE presentations and other Chariot content available though an app. (Now I can catch up on presentations while relaxing on the couch.) In this post I'll take a quick look at some of the architecture choices made when building our first tvOS app.

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