Chariot’s Tech Blog

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Posted on Apr 06, 2017 by

How to use Angular Services and RxJS to create a Synthesizer Library

Learn how to use observables to connect a web audio API to source content from sources like MIDI using RxJS and Angular. Part one of a two-part series.

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Posted on Mar 28, 2017 by

Integrating Angular 2 with Spring Boot, JWT, and CORS, Part 2

Part 2 of Rich Freedman's tutorial on getting an Angular (nee Angular 2) application to communicate with a secured Spring Boot backend including code samples and approaches.

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Posted on Mar 28, 2017 by

Firebase: The Good, the Bad, and the… Good Again?

First Contact We were building a small proof of concept for a mobile app, when one of the stakeholders requested that we evaluate Firebase for it. It was my first exposure to Firebase, which looks like it was a cloud database that grew to include authentication, notifications, and other features. On the face of it, […]

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Posted on Mar 22, 2017 by

Angular updates – ng-conf 2017, new seed, cli updates, guides, Angular 4? and more…

It's been a while since I've written about Angular (2 - drop that label, now it's just Angular) as I've been consumed with teaching and developing courseware on a variety of subjects. But now I am coming up for air, just in time for ng-conf 2017. Three of us from Chariot will be there - […]

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Posted on Mar 14, 2017 by

Tour the Chariot Solutions booth at South by Southwest 2017

Chariot Solutions is showing off IoT and mobile solutions at our booth at South by Southwest 2017. Here is a short video of Ken Rimple giving a quick guided tour. Some of the solutions we're showing include: TorqueByte - a methanol/water injection device that we've helped update with a bluetooth wireless system and iPod monitoring […]

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Posted on Mar 13, 2017 by

Android Vector Graphics

I, like most developers, tend to rush into playing around with new technology. What I mean is you get excited when hearing or reading about something new then jump into the deep-end of the pool and while in mid-air throwing your towel to your chair. That’s what happened to me with VectorDrawable. I heard about […]

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Posted on Feb 28, 2017 by

Integrating Angular 2 with Spring Boot, JWT, and CORS, Part 1

Rich Freedman's tutorial on getting an Angular (nee Angular 2) application to communicate with a secured Spring Boot backend including code samples and approaches.

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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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