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Web Dev
Top 6 Performance Challenges in Managing Microservices in a Hybrid Cloud
Want to know How to Build (and Scale) with Microservices? Download the Whitepaper from AppDynamics: Grab it now! As we…
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DevOps
Packer, Ansible and Docker Part 3: Multiple Roles
Previously we modified our setup to use a role from ansible galaxy to install and configure redis. One key thing…
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DevOps
Build Docker Images with Packer and Ansible
Recently someone asked me where a good place is to get started learning tools like docker, packer and ansible. I…
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Web Dev
6 Video Courses to Prepare You for the New Web Era
The Internet world is changing rapidly. And as programmers, we need to stay up to date with the most recent…
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DevOps
Packer, Ansible and Docker Part 2: Using Ansible Galaxy
Previously we setup packer, docker and ansible to build a very simple docker image that simply placed a file under…
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HTML5
HTML5 Range Slider Example
HTML5 has added so many new features to the HTML specification. With this newly added features we do not need…
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DevOps
Deploying Docker Apps to Kubernetes with Codeship
In the first post of this series, we introduced using Kubernetes for deployments; in the second, we got started with…
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DevOps
Docker Environment Variables Example
When we create a Docker container, sometimes, we have the need of passing “arguments” to it, typically, port numbers for…
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Ruby
Creating Advanced Active Record DB Queries with Arel
If you’ve used Rails, you’ve likely used Active Record as a way to access and record database transactions in a…
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