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๐ŸŸข Beginner

Materials for beginners

Carefully selected articles for your level

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๐ŸŸข Easy

GitHub Profile Optimization: A Professional's Guide ๐ŸŒŸ

Your GitHub profile is your storefront for employers! Here's how to make it attractive.

๐Ÿ“ Git & GitHub
๐Ÿ“… 06.05.2026
๐Ÿ“
๐ŸŸข Easy

Your first open-source contribution: where to start ๐ŸŽ

Open source is software with publicly available source code. Anyone can read the code, propose changes, and contribute. This is...

๐Ÿ“ Git & GitHub
๐Ÿ“… 06.05.2026
๐Ÿ“
๐ŸŸข Easy

JSON: Persisting Data Like a Real Game ๐Ÿ’พ

Goal: Learn to save and load data in JSON format.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

map() โ€” Transform Everything at Once! ๐Ÿ”„

map() applies a function to every element of an iterable and returns the results.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

filter() โ€” Pick the Best! ๐Ÿ”

filter() selects elements that pass a test (return True).

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

Lambda Functions: Tiny Smart Functions โšก

A lambda is a way to create a small, single-line, anonymous function.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

reduce() โ€” Fold Everything into One! ๐Ÿ”ฝ

reduce() folds a list down to a single value by applying a function sequentially.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

List Comprehensions โ€” Elegant Lists! โœจ

A list comprehension is a way to build a list in one line instead of a loop.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

CSV: Working with Tables ๐Ÿ“Š

Goal: Learn to read and write tabular data in CSV format.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

Pure Functions โ€” Clean and Predictable! ๐Ÿงผ

A pure function is a function that: Always returns the same result for the same arguments Has no side effects...

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

OOP: Program Like a World Builder ๐ŸŒ

Imagine: you're building a zombie-apocalypse game. You need zombies, humans, weapons. Every zombie has a name, health points, and can...

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
๐Ÿ“
๐ŸŸข Easy

Function Composition โ€” Build Your Own LEGO! ๐Ÿงฉ

Function Composition is the practice of combining simple functions into more complex ones.

๐Ÿ“ Python
๐Ÿ“… 03.04.2026
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