Daily Archives: 01/15/2023

Kustomize: managing Kubernetes manifests – an overview, and examples
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15 January 2023

Kustomize is a configuration management tool for Kubernetes that allows you to use common sets of manifests that can be changed for each specific environment/cluster, and can be an alternative to (or complement) Helm templates. The general concept of Kustomize is “where, what, and how”: “where” is a base manifest, for example deployment.yaml “what” –… Read More »

BASH: using functions, with examples
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15 January 2023

This a translation of a post from 2013 with some edits, but still relevant for learning BASH. In fact, a function in bash is a regular variable, but with more features. The main use is when the same code needs to be used several times and/or in different related scripts. Declaring and calling a function The… Read More »

BASH: using loops – for, while, until, with examples
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15 January 2023

This a translation of a post from 2013 with some edits, but still relevant for learning BASH. Brief description of the difference in the Bash loop types: for– will perform an action as long as there are objects to perform (for example, reading a stream from a stdin, file, or function); while– will perform an… Read More »

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