Demystifying containers, Docker, and Kubernetes 

4 min read

Modern application infrastructure is being transformed by containers. The question is: How do you get started? Understanding what problems containers, Docker, and Kubernetes solve is essential if you want to build modern cloud-native apps or if you want to modernize your existing legacy applications. In this post, we’ll go through what they are and how Read more

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Migrating to HashiCorp Terraform 0.12 on Microsoft Azure 

6 min read

With the release of Terraform 0.12, we can improve the configuration of our infrastructure resources that are using the Azure Terraform Resource Provider. In this post, we will discuss how we can use Terraform 0.12 to organize, configure, and deploy resources to Azure. What is Terraform 0.12? Terraform is an open source tool that uses Read more

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Five steps to add automated performance quality gates to Azure DevOps pipelines 

5 min read

In our last post, Daniel Semedo and I provided an overview of how to add automated performance quality gates using a performance specification file, as defined in the open source project Keptn Pitometer. In this post, I’ll explain the steps required to add a performance quality gate to your Azure DevOps pipelines for both DevOps “Multi-Stage” and “Classic” pipelines using Keptn Pitometer. Step 1: Read more

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How to use Trill for impression feedback (part 2) 

8 min read

This is part 2 of 2-post series that shows you how to use Trill, an open source .NET library designed to process one trillion events a day, for impression feedback. In part 1, we walked through how to write Trill queries to find out: 1) which impressions successfully joined to the feedback stream and 2) Read more

Kubernetes: What it is and what it isn’t 

2 min read

I’m a developer and I’ll admit it, I’m learning Kubernetes. I’ve been developing web applications now for more than 20 years; however, the past two years I’ve moved to working with microservices applications. Originally the microservices were web sites on multiple virtual machines. Last year we started moving towards containers to achieve a higher density Read more

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Learning on Twitch 

3 min read

Watch someone live code online…why would I do that? Hopefully I can answer this question for you in today’s post. This is the second post in my blog series that describes the value developers can get from social media, including what I’ve learned about specific social media platforms. Today we’ll focus on Twitch, specifically how Read more

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How to use Trill for impression feedback (part 1) 

9 min read

On the Microsoft BingAds team, one of my primary responsibilities is the development and maintenance of the FastBI pipeline – the system responsible for all revenue coming from the Bing search engine. We have been working on streaming technologies for the last five years, combining the scale and stability of our internal Cosmos compute platform Read more

Trill 102: Temporal Joins 

5 min read

This post is the second in a sequence intended to introduce developers to the Trill streaming query engine, its programming model, and its capabilities. We introduced in the previous post the concept of snapshot semantics for temporal query processing. Here, we go deeper into the mechanics of snapshot semantics by showing its impact on one Read more

Adding automated performance quality gates using Keptn Pitometer 

5 min read

This blog dives into monitoring-as-code ad adding automated performance quality gates into your software delivery pipelines. We’ll walk through examples using a web microservice app and an Azure function app that we developed as open source services that help you qualify the overall performance and quality of applications. Both services utilize the Keptn Pitometer open Read more

How to teach cloud-powered mobile app development to students 

11 min read

Over the past five years, I’ve had the pleasure of teaching a course titled “Cloud-Powered Mobile App Development” ten times at the University of Houston with my long-time friend and faculty colleague Jesus Hernandez. I’ve been humbled by the course’s success, regularly producing some of the highest course evaluations in the department and earning me Read more

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Publishing GitHub Pages from Azure Pipelines 

5 min read

Do you work on or maintain a project for technical users? A key part of attracting users, especially to an open source project, is publishing great documentation. However, keeping it up to date as your APIs and concepts change can be challenging or just time-consuming. A popular way to maintain great docs is to keep Read more

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