startswith

Kubernetes: patching container arguments array with kubectl and jq

The need to configure a specific pod’s container arguments is a common Kubernetes administration task.  As examples, you might need to enable verbose logging, set an explicit value to override a default, or configure a host name or port set in a container’s arguments. In the example below, we are targeting the ‘metrics-server’ in the Kubernetes: patching container arguments array with kubectl and jq

Python: exploring the use of startswith against a list: tuple, regex, list comprehension, lambda

As with any programming language, Python has a multitude of ways to accomplish the same task.  In this article, I will explore the idea of taking a string and checking if it ‘startswith’ any of the strings from a predetermined list. As context for the example code, RFC1918 sets out several IPv4 ranges that can Python: exploring the use of startswith against a list: tuple, regex, list comprehension, lambda