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Dr. Shawn Cicoria - CedarLogic,LLC
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IP Address and Subnetting CIDR Helpful Tools - ipcalc cli

IP Address and Subnetting CIDR Helpful Tools - ipcalc cli

How often are you subnetting, or just trying to get valid sets of CIDR (classless inter-domain routing) addresses? For that there are a bunch of online tools, but the one tool I prefer is the ipcalc command line tool.  The Linux man page is here: ipcalc man | Linux Command Library
By Shawn Cicoria Apr 30, 2023
Generate OpenTelemetry Compliant TraceParent TraceContext Headers using Bash

Generate OpenTelemetry Compliant TraceParent TraceContext Headers using Bash

For the past year or so I've been working with Observability and quite a bit of Open Telemetry.  One of the requirements of triggering a great front-to-back trace is providing a W3C compliant header in the Open Telemetry format. That format detailed in [W3C Trance Context](https://www.w3.org/
By Shawn Cicoria Jul 11, 2022
Loading .env (dotenv) using bash or zsh

Loading .env (dotenv) using bash or zsh

Keep Cloud Native and follow 12 Factor Apps with dotenv even in Shell Bash Zsh scripts
By Shawn Cicoria Jan 5, 2022
Get the weather at a command line interface CLI - curl

Get the weather at a command line interface CLI - curl

the weather is just a command line call away from any terminal - curl wttr.in
By Shawn Cicoria Aug 25, 2021

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