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// SYSTEM READY  ·  WBS DATA SCIENCE BOOTCAMP  ·  BERLIN

ANDY'S SURVIVAL WALLS

Field reference for Data Science, Statistics & Terminal Operations.
Print on A3. Pin to wall. Never forget the basics.

SYSTEM ONLINE SHEETS LOADED: 06 FORMAT: HTML / PRINT-READY
01 // STATISTICS SURVIVAL WALL
Hypothesis testing · t-Tests · Chi-Square · ANOVA · Confidence Intervals · Logistic Regression · Effect Sizes · ML Model Evaluation · Python + R
Statistics Python R ML 4 pages
02 // TERMINAL SURVIVAL WALL
Bash essentials · File system navigation · Process management · Python venv setup · pip · SSH · Warp terminal shortcuts
Bash Terminal venv SSH
03 // GIT & GITHUB SURVIVAL WALL
Git fundamentals · Branching · Merging · Pull Requests · GitHub workflow · Common disaster recovery commands
Git GitHub Version Control
04 // DATA VISUALIZATION SURVIVAL WALL
Matplotlib OOP architecture · Seaborn Figure vs Axes level · Relational, Distribution & Categorical master matrices · Plotly Web Express · R ggplot2 framework
Data Viz Seaborn Plotly ggplot2 A3 Print
05 // PCEP PYTHON SURVIVAL WALL
Python Core Architecture · Variable vs Value · Function call flows & placeholders · Loops & range() boundary rules · Structural data structures comparison matrix · String methods · Truthy/Falsy states · Error catching & built-in hierarchy analysis
Python PCEP Exam Prep A3 Print
06 // SQLITE SURVIVAL WALL
Logical Order of Execution · Advanced Relational Joins & Anti-Joins · Window Functions & Framing Bounds · Matrix Pivoting/Unpivoting Workarounds · DML Mutations & ACID Transactions · DDL Schema Geometry · Recursive CTE Loops · Query Optimization (EXPLAIN QUERY PLAN)
SQL SQLite DBeaver KNIME A3 Print
© 2026 Andreas Politzer github.com/andreas-politzer