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@seanpianka
seanpianka / sre_pe_study_guide.md
Last active July 29, 2025 14:44
The Systems Engineer Interview

The Production Engineer’s Study Guide

A Synthesis on Performance, Data, and Distributed Systems.


📘 FAIR USE NOTICE

This document is intended for educational and research purposes only. It contains a structured study outline and technical review of foundational systems and infrastructure concepts that are publicly documented and broadly relevant to practitioners in DevOps, SRE, and systems engineering roles.

It does not contain any proprietary information, internal tools, or confidential interview questions or processes from any specific employer. All materials herein are based on publicly available sources, common industry practices, and original synthesis for peer learning.

@hrldcpr
hrldcpr / tree.md
Last active June 19, 2025 08:17
one-line tree in python

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!