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    Python SELF EN
    Level 10, Lesson 0
    Let's talk about education. About what it really is. And also about what, contrary to what most people think, it is not. Most people primarily associate education with universities, which they enter after high school. They believe that a good education received at a decent and respected...
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  • Advanced String Operations

    Python SELF EN
    Level 10, Lesson 1
    Advanced String Operations
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  • Strings as Arrays

    Python SELF EN
    Level 10, Lesson 2
    Strings as Arrays
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  • Getting Substrings

    Python SELF EN
    Level 10, Lesson 3
    Getting Substrings
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  • String Manipulation

    Python SELF EN
    Level 10, Lesson 4
    String Manipulation
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  • Escape Characters

    Python SELF EN
    Level 10, Lesson 5
    Escape Characters
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  • Immutable Set — frozenset

    Python SELF EN
    Level 10, Lesson 6
    Immutable Set - frozenset
    Available
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CodeGym CodeGym is an online course for learning Java programming from scratch. This course is a perfect way to master Java for beginners. It contains 1200+ tasks with instant verification and an essential scope of Java fundamentals theory. To help you succeed in education, we’ve implemented a set of motivational features: quizzes, coding projects, content about efficient learning, and a Java developer’s career.
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Programmers Are Made, Not Born © 2026 CodeGym