Updating AWS Lambda Function Code when Local Files Change

For my project, we have a Node.js server deployed as an AWS Lambda function. The server’s dependencies (Node modules) are deployed in a Lambda layer. We want an easy process to deploy a new Lambda layer version when we update the Node modules and to update the Lambda function code whenever we update the local […]

Docker for Mac: Overcoming Slow Mounted Volumes with Visual Studio Code

A couple of years ago, Will Pleasant-Ryan wrote Docker for Mac: Overcoming Slow Mounted Volumes, describing his desire to use Docker for local development. He talked about some of the filesystem performance problems that can arise when using a shared volume from the host machine on Mac OS X, along with some potential workarounds and […]

Improve Your Cloud Infrastructure with entr, Terraform, and tflint

Working with a cloud of microservices is a fact of life for web and mobile developers. Though some of us are lucky enough to have a team of ops engineers who keep the back end humming, many of us have to do the hard work of envisioning, implementing, and deploying that cloud ourselves. Tools like […]

CircleCI – Running Parallel iOS Test Jobs with Workflows

With the release of CircleCI 2.0, a new feature called Workflows is now included with the platform. Workflows allow you to specify how each of your individual jobs are related and define criteria about which jobs should be executed, and when. Workflows also have the ability to share data between jobs using a shared workspace. […]

Five Ways to Spice Up Your Bash Command Prompt

On my first day or two at work, the developer I was pairing with sent me their Bash profile, which I copied, pasted, and forgot. Whenever I cracked open my Bash profile to add a Git alias or two, I would look at the line that describes my Bash command prompt and wince in terror. […]

Docker Volumes: Why, When, and Which Ones?

Docker volumes are used to persist data from within a Docker container. There are a few different types of Docker volumes: host, anonymous, and, named. Knowing what the difference is and when to use each type can be difficult, but hopefully, I can ease that pain here.

Why Z Shell Is the Best Choice for Beginners

What is Z shell? And why should you use it instead of another shell like Bash?

A Gentle Introduction to Local Development with Docker Compose

Getting started with Docker can be a bit overwhelming. There are images, containers, Dockerfiles, docker-compose, etc. In this post, I’ll give a quick introduction to using docker-compose with PHP and MySQL.

Getting More Space in Your VMware Fusion Windows Virtual Machine

If you’ve used VMware Fusion to run Windows on your Mac for any length of time, this is probably a familiar sight: Fusion only gives your Windows virtual machine 60 gigabytes of space, which may seem like plenty at first—but it rapidly fills up. Thankfully, there’s a relatively easy way to expand your space, as […]

The Case for Build Definitions as Code

There are compelling reasons to define your build definitions in code. While it may take some extra effort to make the switch, here are four great reasons to do so.

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