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Master git reset commands and .gitignore file patterns to control what Git tracks. Learn the difference between git reset and git reset --hard, create effective .gitignore files, and manage your repository's staging area with practical examples.
Master Python CSV file operations from scratch with hands-on terminal demonstrations. Learn to read CSV files, handle headers, and work with both list and dictionary formats. Includes practical examples and troubleshooting.
Complete beginner's guide to Git file status system. Learn about untracked, tracked, modified, and staged files, understand the staging area, make your first commits, and explore git log with detailed terminal output explanations.
Step-by-step Git installation guide with real terminal output. Learn to install Git, configure user settings, understand repositories, the .git folder, and create your first Git repository from scratch.
Deep dive into different version control systems (VSS, SVN, Git). Learn the fundamental differences between centralized and distributed VCS, understand pull/push operations, and discover why distributed systems revolutionized software development.
Complete beginner's guide to Version Control Systems (VCS). Learn what version control is, how it works like a timeline, why snapshots matter, and how VCS revolutionizes software development collaboration.
Complete beginner's guide to matplotlib with step-by-step terminal demonstrations. Learn to install matplotlib, handle errors, create line plots, bar charts, and histograms with detailed explanations of every command and output.
Master pandas fundamentals with step-by-step terminal demonstrations. Learn to read CSV files, explore data structure, generate statistics, and handle missing values with detailed command explanations and output analysis.
Master NumPy from scratch with hands-on terminal demonstrations. Learn array creation, indexing, slicing, reshaping, and mathematical operations. Includes troubleshooting common import errors and circular import issues.
Master Python's most powerful functional programming features. Learn lambda functions, map(), filter(), reduce(), and list/dictionary comprehensions with step-by-step terminal demonstrations and detailed output explanations.