Docker Tip #98: Nested Variable Interpolation with Docker Compose v2
Nick Janetakis Blog
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2w ago
This can be handy if you want one of your environment variables to default to the value of another variable which has its own default ..read more
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Creating Dynamic Variables in Bash
Nick Janetakis Blog
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3w ago
I've used this in the past to remove a bunch of if conditions when I had multiple sets of env variables for different environments ..read more
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The Butterfly Effect of Having a Technical Blog for 9+ Years
Nick Janetakis Blog
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1M ago
While reflecting on a recent opportunity I thought about some of the interesting things that presented itself through this blog ..read more
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Randomly Order Lines on the Command Line with sort or shuf
Nick Janetakis Blog
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1M ago
Once in a while you may want to randomly shuffle lines or select N random lines from a file ..read more
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Doing Calculations on the Command Line with the bc Tool and Your Shell
Nick Janetakis Blog
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1M ago
Here's how you can add, subtract, multiply and divide numbers without leaving your terminal ..read more
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Mount Secure Build-Time Secrets with Docker and Docker Compose
Nick Janetakis Blog
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1M ago
You may want to use this to avoid leaking secrets in your Docker images such as using an API key or token to pull private packages ..read more
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Setting Up the Password Store (Pass) App to Work with Android 13+
Nick Janetakis Blog
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2M ago
When traveling it gives me peace of mind to have my most critically important passwords accessible outside of my browser ..read more
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Clear vs CTRL + L in Your Shell
Nick Janetakis Blog
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2M ago
It may look like they do the same thing but there's a subtle difference with how your screen is cleared ..read more
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It's OK to Sleep
Nick Janetakis Blog
by
2M ago
It's really basic but sleeping before running a command or tool could be a quick way to solve a specific problem ..read more
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Output, Assign, Pipe and Redirect a Heredoc in a Shell Script
Nick Janetakis Blog
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2M ago
You may want to do this when working with multi-line strings ..read more
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